{"id":"UBUNTU-CVE-2026-42790","details":"Improper Certificate Validation vulnerability in Erlang OTP public_key (pubkey_cert and public_key modules) allows a DNS nameConstraints bypass via subject CommonName fallback in TLS hostname verification. Two flaws combine to allow a subordinate CA whose DNS nameConstraints are restricted (e.g. permitted;DNS:allowed.example.com) to issue a leaf certificate that an OTP TLS client accepts as a valid identity for an out-of-scope hostname (e.g. victim.example.com): First, pubkey_cert:validate_names/6 in lib/public_key/src/pubkey_cert.erl only checks SAN DNS entries against nameConstraints. Per RFC 5280, a permitted DNS subtree only restricts certificates that contain a DNS-typed name. A leaf with no subjectAltName therefore trivially satisfies any permitted;DNS:... constraint regardless of its subject commonName. Second, public_key:pkix_verify_hostname/3 in lib/public_key/src/public_key.erl falls back to the subject commonName when no subjectAltName is present, extracting id-at-commonName attributes as presented IDs and matching them against the reference hostname. The strict pkix_verify_hostname_match_fun(https) matcher does not suppress this fallback. The result is that path validation accepts a CN-only leaf under a DNS-constrained intermediate (no SAN means the nameConstraints are not triggered), and hostname verification then accepts it via the CN fallback. The bypass is reachable from stock ssl:connect with verify_peer, a trusted CA, SNI, and the canonical strict https hostname matcher. This issue affects OTP from OTP 19.3 before OTP 29.0.1, OTP 28.5.0.1, OTP 27.3.4.12 and OTP 26.2.5.21, corresponding to public_key from 1.4 before 1.21.1, 1.20.3.1, 1.17.1.3 and 1.15.1.7.","modified":"2026-07-29T10:16:53.041714306Z","published":"2026-05-27T17:16:00Z","upstream":["CVE-2026-42790"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-42790"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-42790"},{"type":"REPORT","url":"https://github.com/erlang/otp/security/advisories/GHSA-22cw-4ph4-6447"},{"type":"REPORT","url":"https://cna.erlef.org/cves/CVE-2026-42790.html"},{"type":"REPORT","url":"https://osv.dev/vulnerability/EEF-CVE-2026-42790"},{"type":"REPORT","url":"https://github.com/erlang/otp/commit/0769050c69d73762672b0db1347b6993a5b31759"},{"type":"REPORT","url":"https://github.com/erlang/otp/commit/fb67c6d1836f51105a96d8b769e71e4215a79457"},{"type":"REPORT","url":"https://github.com/erlang/otp/commit/21abed64eb2026b5f82f432709e4e932f9be389a"},{"type":"REPORT","url":"https://github.com/erlang/otp/commit/0769050c69d73762672b0db1347b6993a5b31759"},{"type":"REPORT","url":"https://github.com/erlang/otp/commit/21abed64eb2026b5f82f432709e4e932f9be389a"},{"type":"REPORT","url":"https://github.com/erlang/otp/commit/fb67c6d1836f51105a96d8b769e71e4215a79457"},{"type":"REPORT","url":"https://www.erlang.org/doc/system/versions.html#order-of-versions"}],"affected":[{"package":{"name":"erlang","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/erlang?arch=source&distro=esm-infra-legacy%2Ftrusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:16.b.1-dfsg-4ubuntu1","1:16.b.2-dfsg-1ubuntu1","1:16.b.2-dfsg-2ubuntu1","1:16.b.3-dfsg-1ubuntu1","1:16.b.3-dfsg-1ubuntu2","1:16.b.3-dfsg-1ubuntu2.1","1:16.b.3-dfsg-1ubuntu2.2","1:16.b.3-dfsg-1ubuntu2.2+esm1"],"ecosystem_specific":{"binaries":[{"binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1","binary_name":"erlang"},{"binary_name":"erlang-appmon","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1","binary_name":"erlang-asn1"},{"binary_name":"erlang-base","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_name":"erlang-base-hipe","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1","binary_name":"erlang-common-test"},{"binary_name":"erlang-corba","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_name":"erlang-crypto","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_name":"erlang-debugger","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1","binary_name":"erlang-dialyzer"},{"binary_name":"erlang-diameter","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_name":"erlang-edoc","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1","binary_name":"erlang-eldap"},{"binary_name":"erlang-erl-docgen","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1","binary_name":"erlang-et"},{"binary_name":"erlang-eunit","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_name":"erlang-examples","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_name":"erlang-gs","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_name":"erlang-ic","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1","binary_name":"erlang-ic-java"},{"binary_name":"erlang-inets","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_name":"erlang-jinterface","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_name":"erlang-manpages","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_name":"erlang-megaco","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_name":"erlang-mnesia","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1","binary_name":"erlang-mode"},{"binary_name":"erlang-nox","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1","binary_name":"erlang-observer"},{"binary_name":"erlang-odbc","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_name":"erlang-os-mon","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_name":"erlang-parsetools","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1","binary_name":"erlang-percept"},{"binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1","binary_name":"erlang-pman"},{"binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1","binary_name":"erlang-public-key"},{"binary_name":"erlang-reltool","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_name":"erlang-runtime-tools","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_name":"erlang-snmp","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1","binary_name":"erlang-src"},{"binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1","binary_name":"erlang-ssh"},{"binary_name":"erlang-ssl","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_name":"erlang-syntax-tools","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_name":"erlang-test-server","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_name":"erlang-toolbar","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1","binary_name":"erlang-tools"},{"binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1","binary_name":"erlang-tv"},{"binary_name":"erlang-typer","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_name":"erlang-webtool","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_name":"erlang-x11","binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1"},{"binary_version":"1:16.b.3-dfsg-1ubuntu2.2+esm1","binary_name":"erlang-xmerl"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-42790.json"}},{"package":{"name":"erlang","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/erlang?arch=source&distro=esm-infra%2Fxenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:18.0-dfsg-1ubuntu1","1:18.0-dfsg-1ubuntu2","1:18.2-dfsg-2ubuntu1","1:18.3-dfsg-1ubuntu1","1:18.3-dfsg-1ubuntu2","1:18.3-dfsg-1ubuntu3","1:18.3-dfsg-1ubuntu3.1","1:18.3-dfsg-1ubuntu3.1+esm1","1:18.3-dfsg-1ubuntu3.1+esm2"],"ecosystem_specific":{"binaries":[{"binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2","binary_name":"erlang"},{"binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2","binary_name":"erlang-asn1"},{"binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2","binary_name":"erlang-base"},{"binary_name":"erlang-base-hipe","binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2"},{"binary_name":"erlang-common-test","binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2"},{"binary_name":"erlang-corba","binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2"},{"binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2","binary_name":"erlang-crypto"},{"binary_name":"erlang-debugger","binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2"},{"binary_name":"erlang-dialyzer","binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2"},{"binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2","binary_name":"erlang-diameter"},{"binary_name":"erlang-edoc","binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2"},{"binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2","binary_name":"erlang-eldap"},{"binary_name":"erlang-erl-docgen","binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2"},{"binary_name":"erlang-et","binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2"},{"binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2","binary_name":"erlang-eunit"},{"binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2","binary_name":"erlang-examples"},{"binary_name":"erlang-gs","binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2"},{"binary_name":"erlang-ic","binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2"},{"binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2","binary_name":"erlang-ic-java"},{"binary_name":"erlang-inets","binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2"},{"binary_name":"erlang-jinterface","binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2"},{"binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2","binary_name":"erlang-manpages"},{"binary_name":"erlang-megaco","binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2"},{"binary_name":"erlang-mnesia","binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2"},{"binary_name":"erlang-mode","binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2"},{"binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2","binary_name":"erlang-nox"},{"binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2","binary_name":"erlang-observer"},{"binary_name":"erlang-odbc","binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2"},{"binary_name":"erlang-os-mon","binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2"},{"binary_name":"erlang-parsetools","binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2"},{"binary_name":"erlang-percept","binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2"},{"binary_name":"erlang-public-key","binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2"},{"binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2","binary_name":"erlang-reltool"},{"binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2","binary_name":"erlang-runtime-tools"},{"binary_name":"erlang-snmp","binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2"},{"binary_name":"erlang-src","binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2"},{"binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2","binary_name":"erlang-ssh"},{"binary_name":"erlang-ssl","binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2"},{"binary_name":"erlang-syntax-tools","binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2"},{"binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2","binary_name":"erlang-test-server"},{"binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2","binary_name":"erlang-tools"},{"binary_name":"erlang-typer","binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2"},{"binary_name":"erlang-webtool","binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2"},{"binary_name":"erlang-wx","binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2"},{"binary_name":"erlang-x11","binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2"},{"binary_name":"erlang-xmerl","binary_version":"1:18.3-dfsg-1ubuntu3.1+esm2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-42790.json"}},{"package":{"name":"erlang","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/erlang?arch=source&distro=esm-infra%2Fbionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:20.0.4+dfsg-1ubuntu1","1:20.1.2+dfsg-1ubuntu1","1:20.1.3+dfsg-1ubuntu1","1:20.1.4+dfsg-1ubuntu1","1:20.1.5+dfsg-1ubuntu1","1:20.1.6+dfsg-1ubuntu1","1:20.1.7+dfsg-1ubuntu1","1:20.2.1+dfsg-1ubuntu1","1:20.2.2+dfsg-1ubuntu1","1:20.2.2+dfsg-1ubuntu2","1:20.2.2+dfsg-1ubuntu2+esm1","1:20.2.2+dfsg-1ubuntu2+esm2"],"ecosystem_specific":{"binaries":[{"binary_name":"erlang","binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2"},{"binary_name":"erlang-asn1","binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2"},{"binary_name":"erlang-base","binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2"},{"binary_name":"erlang-base-hipe","binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2"},{"binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2","binary_name":"erlang-common-test"},{"binary_name":"erlang-corba","binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2"},{"binary_name":"erlang-crypto","binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2"},{"binary_name":"erlang-debugger","binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2"},{"binary_name":"erlang-dialyzer","binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2"},{"binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2","binary_name":"erlang-diameter"},{"binary_name":"erlang-edoc","binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2"},{"binary_name":"erlang-eldap","binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2"},{"binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2","binary_name":"erlang-erl-docgen"},{"binary_name":"erlang-et","binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2"},{"binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2","binary_name":"erlang-eunit"},{"binary_name":"erlang-examples","binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2"},{"binary_name":"erlang-ic","binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2"},{"binary_name":"erlang-ic-java","binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2"},{"binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2","binary_name":"erlang-inets"},{"binary_name":"erlang-jinterface","binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2"},{"binary_name":"erlang-manpages","binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2"},{"binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2","binary_name":"erlang-megaco"},{"binary_name":"erlang-mnesia","binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2"},{"binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2","binary_name":"erlang-mode"},{"binary_name":"erlang-nox","binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2"},{"binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2","binary_name":"erlang-observer"},{"binary_name":"erlang-odbc","binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2"},{"binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2","binary_name":"erlang-os-mon"},{"binary_name":"erlang-parsetools","binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2"},{"binary_name":"erlang-public-key","binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2"},{"binary_name":"erlang-reltool","binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2"},{"binary_name":"erlang-runtime-tools","binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2"},{"binary_name":"erlang-snmp","binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2"},{"binary_name":"erlang-src","binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2"},{"binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2","binary_name":"erlang-ssh"},{"binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2","binary_name":"erlang-ssl"},{"binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2","binary_name":"erlang-syntax-tools"},{"binary_name":"erlang-tools","binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2"},{"binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2","binary_name":"erlang-wx"},{"binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2","binary_name":"erlang-x11"},{"binary_name":"erlang-xmerl","binary_version":"1:20.2.2+dfsg-1ubuntu2+esm2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-42790.json"}},{"package":{"name":"erlang","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/erlang?arch=source&distro=esm-infra%2Ffocal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:22.0.7+dfsg-1build1","1:22.2+dfsg-1","1:22.2.1+dfsg-1","1:22.2.2+dfsg-1","1:22.2.3+dfsg-1","1:22.2.3+dfsg-2","1:22.2.4+dfsg-1","1:22.2.7+dfsg-1","1:22.2.7+dfsg-1ubuntu0.2","1:22.2.7+dfsg-1ubuntu0.3","1:22.2.7+dfsg-1ubuntu0.4","1:22.2.7+dfsg-1ubuntu0.5","1:22.2.7+dfsg-1ubuntu0.5+esm1"],"ecosystem_specific":{"binaries":[{"binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1","binary_name":"erlang"},{"binary_name":"erlang-asn1","binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1"},{"binary_name":"erlang-base","binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1"},{"binary_name":"erlang-base-hipe","binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1"},{"binary_name":"erlang-common-test","binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1"},{"binary_name":"erlang-crypto","binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1"},{"binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1","binary_name":"erlang-debugger"},{"binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1","binary_name":"erlang-dialyzer"},{"binary_name":"erlang-diameter","binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1"},{"binary_name":"erlang-edoc","binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1"},{"binary_name":"erlang-eldap","binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1"},{"binary_name":"erlang-erl-docgen","binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1"},{"binary_name":"erlang-et","binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1"},{"binary_name":"erlang-eunit","binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1"},{"binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1","binary_name":"erlang-examples"},{"binary_name":"erlang-ftp","binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1"},{"binary_name":"erlang-inets","binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1"},{"binary_name":"erlang-jinterface","binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1"},{"binary_name":"erlang-manpages","binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1"},{"binary_name":"erlang-megaco","binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1"},{"binary_name":"erlang-mnesia","binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1"},{"binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1","binary_name":"erlang-mode"},{"binary_name":"erlang-nox","binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1"},{"binary_name":"erlang-observer","binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1"},{"binary_name":"erlang-odbc","binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1"},{"binary_name":"erlang-os-mon","binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1"},{"binary_name":"erlang-parsetools","binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1"},{"binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1","binary_name":"erlang-public-key"},{"binary_name":"erlang-reltool","binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1"},{"binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1","binary_name":"erlang-runtime-tools"},{"binary_name":"erlang-snmp","binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1"},{"binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1","binary_name":"erlang-src"},{"binary_name":"erlang-ssh","binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1"},{"binary_name":"erlang-ssl","binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1"},{"binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1","binary_name":"erlang-syntax-tools"},{"binary_name":"erlang-tftp","binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1"},{"binary_name":"erlang-tools","binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1"},{"binary_name":"erlang-wx","binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1"},{"binary_name":"erlang-x11","binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1"},{"binary_name":"erlang-xmerl","binary_version":"1:22.2.7+dfsg-1ubuntu0.5+esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-42790.json"}},{"package":{"name":"erlang","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/erlang?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:23.2.6+dfsg-1build1","1:24.1.1+dfsg-1","1:24.1.4+dfsg-1","1:24.1.5+dfsg-1","1:24.1.5+dfsg-1ubuntu1","1:24.2+dfsg-1","1:24.2.1+dfsg-1","1:24.2.1+dfsg-1ubuntu0.1","1:24.2.1+dfsg-1ubuntu0.2","1:24.2.1+dfsg-1ubuntu0.3","1:24.2.1+dfsg-1ubuntu0.4","1:24.2.1+dfsg-1ubuntu0.5","1:24.2.1+dfsg-1ubuntu0.6"],"ecosystem_specific":{"binaries":[{"binary_name":"erlang","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_name":"erlang-asn1","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_name":"erlang-base","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_name":"erlang-common-test","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_name":"erlang-crypto","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_name":"erlang-debugger","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_version":"1:24.2.1+dfsg-1ubuntu0.6","binary_name":"erlang-dialyzer"},{"binary_version":"1:24.2.1+dfsg-1ubuntu0.6","binary_name":"erlang-diameter"},{"binary_name":"erlang-edoc","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_name":"erlang-eldap","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_name":"erlang-erl-docgen","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_name":"erlang-et","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_name":"erlang-eunit","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_name":"erlang-examples","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_name":"erlang-ftp","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_version":"1:24.2.1+dfsg-1ubuntu0.6","binary_name":"erlang-inets"},{"binary_name":"erlang-jinterface","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_name":"erlang-manpages","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_name":"erlang-megaco","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_name":"erlang-mnesia","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_name":"erlang-mode","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_name":"erlang-nox","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_name":"erlang-observer","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_version":"1:24.2.1+dfsg-1ubuntu0.6","binary_name":"erlang-odbc"},{"binary_name":"erlang-os-mon","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_name":"erlang-parsetools","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_name":"erlang-public-key","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_name":"erlang-reltool","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_version":"1:24.2.1+dfsg-1ubuntu0.6","binary_name":"erlang-runtime-tools"},{"binary_version":"1:24.2.1+dfsg-1ubuntu0.6","binary_name":"erlang-snmp"},{"binary_name":"erlang-src","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_name":"erlang-ssh","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_name":"erlang-ssl","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_name":"erlang-syntax-tools","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_name":"erlang-tftp","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_name":"erlang-tools","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_name":"erlang-wx","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_name":"erlang-x11","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"},{"binary_name":"erlang-xmerl","binary_version":"1:24.2.1+dfsg-1ubuntu0.6"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-42790.json"}},{"package":{"name":"erlang","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/erlang?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:25.2.3+dfsg-1","1:25.3.2.8+dfsg-1","1:25.3.2.8+dfsg-1ubuntu1","1:25.3.2.8+dfsg-1ubuntu3","1:25.3.2.8+dfsg-1ubuntu4","1:25.3.2.8+dfsg-1ubuntu4.1","1:25.3.2.8+dfsg-1ubuntu4.2","1:25.3.2.8+dfsg-1ubuntu4.3","1:25.3.2.8+dfsg-1ubuntu4.4","1:25.3.2.8+dfsg-1ubuntu4.5","1:25.3.2.8+dfsg-1ubuntu4.6"],"ecosystem_specific":{"binaries":[{"binary_name":"erlang","binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6"},{"binary_name":"erlang-asn1","binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6"},{"binary_name":"erlang-base","binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6"},{"binary_name":"erlang-common-test","binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6"},{"binary_name":"erlang-crypto","binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6"},{"binary_name":"erlang-debugger","binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6"},{"binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6","binary_name":"erlang-dialyzer"},{"binary_name":"erlang-diameter","binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6"},{"binary_name":"erlang-edoc","binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6"},{"binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6","binary_name":"erlang-eldap"},{"binary_name":"erlang-erl-docgen","binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6"},{"binary_name":"erlang-et","binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6"},{"binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6","binary_name":"erlang-eunit"},{"binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6","binary_name":"erlang-examples"},{"binary_name":"erlang-ftp","binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6"},{"binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6","binary_name":"erlang-inets"},{"binary_name":"erlang-jinterface","binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6"},{"binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6","binary_name":"erlang-manpages"},{"binary_name":"erlang-megaco","binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6"},{"binary_name":"erlang-mnesia","binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6"},{"binary_name":"erlang-mode","binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6"},{"binary_name":"erlang-nox","binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6"},{"binary_name":"erlang-observer","binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6"},{"binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6","binary_name":"erlang-odbc"},{"binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6","binary_name":"erlang-os-mon"},{"binary_name":"erlang-parsetools","binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6"},{"binary_name":"erlang-public-key","binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6"},{"binary_name":"erlang-reltool","binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6"},{"binary_name":"erlang-runtime-tools","binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6"},{"binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6","binary_name":"erlang-snmp"},{"binary_name":"erlang-src","binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6"},{"binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6","binary_name":"erlang-ssh"},{"binary_name":"erlang-ssl","binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6"},{"binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6","binary_name":"erlang-syntax-tools"},{"binary_name":"erlang-tftp","binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6"},{"binary_name":"erlang-tools","binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6"},{"binary_name":"erlang-wx","binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6"},{"binary_name":"erlang-x11","binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6"},{"binary_name":"erlang-xmerl","binary_version":"1:25.3.2.8+dfsg-1ubuntu4.6"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-42790.json"}},{"package":{"name":"erlang","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/erlang?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:27.3+dfsg-1ubuntu1","1:27.3+dfsg-1ubuntu1.1","1:27.3.4.1+dfsg-1","1:27.3.4.1+dfsg-1build1","1:27.3.4.1+dfsg-1ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_name":"erlang","binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1"},{"binary_name":"erlang-asn1","binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1"},{"binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1","binary_name":"erlang-base"},{"binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1","binary_name":"erlang-common-test"},{"binary_name":"erlang-crypto","binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1"},{"binary_name":"erlang-debugger","binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1"},{"binary_name":"erlang-dialyzer","binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1"},{"binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1","binary_name":"erlang-diameter"},{"binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1","binary_name":"erlang-edoc"},{"binary_name":"erlang-eldap","binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1"},{"binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1","binary_name":"erlang-et"},{"binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1","binary_name":"erlang-eunit"},{"binary_name":"erlang-examples","binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1"},{"binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1","binary_name":"erlang-ftp"},{"binary_name":"erlang-inets","binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1"},{"binary_name":"erlang-jinterface","binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1"},{"binary_name":"erlang-megaco","binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1"},{"binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1","binary_name":"erlang-mnesia"},{"binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1","binary_name":"erlang-mode"},{"binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1","binary_name":"erlang-nox"},{"binary_name":"erlang-observer","binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1"},{"binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1","binary_name":"erlang-odbc"},{"binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1","binary_name":"erlang-os-mon"},{"binary_name":"erlang-parsetools","binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1"},{"binary_name":"erlang-public-key","binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1"},{"binary_name":"erlang-reltool","binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1"},{"binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1","binary_name":"erlang-runtime-tools"},{"binary_name":"erlang-snmp","binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1"},{"binary_name":"erlang-src","binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1"},{"binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1","binary_name":"erlang-ssh"},{"binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1","binary_name":"erlang-ssl"},{"binary_name":"erlang-syntax-tools","binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1"},{"binary_name":"erlang-tftp","binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1"},{"binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1","binary_name":"erlang-tools"},{"binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1","binary_name":"erlang-wx"},{"binary_name":"erlang-x11","binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1"},{"binary_name":"erlang-xmerl","binary_version":"1:27.3.4.1+dfsg-1ubuntu0.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-42790.json"}},{"package":{"name":"erlang","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/erlang?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:27.3.4.1+dfsg-1build1","1:27.3.4.3+dfsg-1","1:27.3.4.4+dfsg-1","1:27.3.4.6+dfsg-1"],"ecosystem_specific":{"binaries":[{"binary_version":"1:27.3.4.6+dfsg-1","binary_name":"erlang"},{"binary_version":"1:27.3.4.6+dfsg-1","binary_name":"erlang-asn1"},{"binary_name":"erlang-base","binary_version":"1:27.3.4.6+dfsg-1"},{"binary_name":"erlang-common-test","binary_version":"1:27.3.4.6+dfsg-1"},{"binary_version":"1:27.3.4.6+dfsg-1","binary_name":"erlang-crypto"},{"binary_name":"erlang-debugger","binary_version":"1:27.3.4.6+dfsg-1"},{"binary_version":"1:27.3.4.6+dfsg-1","binary_name":"erlang-dialyzer"},{"binary_version":"1:27.3.4.6+dfsg-1","binary_name":"erlang-diameter"},{"binary_name":"erlang-edoc","binary_version":"1:27.3.4.6+dfsg-1"},{"binary_name":"erlang-eldap","binary_version":"1:27.3.4.6+dfsg-1"},{"binary_name":"erlang-et","binary_version":"1:27.3.4.6+dfsg-1"},{"binary_version":"1:27.3.4.6+dfsg-1","binary_name":"erlang-eunit"},{"binary_name":"erlang-examples","binary_version":"1:27.3.4.6+dfsg-1"},{"binary_version":"1:27.3.4.6+dfsg-1","binary_name":"erlang-ftp"},{"binary_name":"erlang-inets","binary_version":"1:27.3.4.6+dfsg-1"},{"binary_version":"1:27.3.4.6+dfsg-1","binary_name":"erlang-jinterface"},{"binary_name":"erlang-megaco","binary_version":"1:27.3.4.6+dfsg-1"},{"binary_name":"erlang-mnesia","binary_version":"1:27.3.4.6+dfsg-1"},{"binary_version":"1:27.3.4.6+dfsg-1","binary_name":"erlang-mode"},{"binary_name":"erlang-nox","binary_version":"1:27.3.4.6+dfsg-1"},{"binary_name":"erlang-observer","binary_version":"1:27.3.4.6+dfsg-1"},{"binary_version":"1:27.3.4.6+dfsg-1","binary_name":"erlang-odbc"},{"binary_name":"erlang-os-mon","binary_version":"1:27.3.4.6+dfsg-1"},{"binary_version":"1:27.3.4.6+dfsg-1","binary_name":"erlang-parsetools"},{"binary_version":"1:27.3.4.6+dfsg-1","binary_name":"erlang-public-key"},{"binary_name":"erlang-reltool","binary_version":"1:27.3.4.6+dfsg-1"},{"binary_name":"erlang-runtime-tools","binary_version":"1:27.3.4.6+dfsg-1"},{"binary_name":"erlang-snmp","binary_version":"1:27.3.4.6+dfsg-1"},{"binary_name":"erlang-src","binary_version":"1:27.3.4.6+dfsg-1"},{"binary_name":"erlang-ssh","binary_version":"1:27.3.4.6+dfsg-1"},{"binary_name":"erlang-ssl","binary_version":"1:27.3.4.6+dfsg-1"},{"binary_version":"1:27.3.4.6+dfsg-1","binary_name":"erlang-syntax-tools"},{"binary_version":"1:27.3.4.6+dfsg-1","binary_name":"erlang-tftp"},{"binary_version":"1:27.3.4.6+dfsg-1","binary_name":"erlang-tools"},{"binary_name":"erlang-wx","binary_version":"1:27.3.4.6+dfsg-1"},{"binary_name":"erlang-x11","binary_version":"1:27.3.4.6+dfsg-1"},{"binary_name":"erlang-xmerl","binary_version":"1:27.3.4.6+dfsg-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-42790.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N"},{"type":"Ubuntu","score":"medium"}]}