{"id":"CLSA-2026-1780398100","summary":"krb5: Fix of 2 CVEs","details":"- CVE-2026-40355: fix NULL pointer dereference in NegoEx parse_nego_message()\n- CVE-2026-40356: fix integer underflow and OOB read in NegoEx parse_message()","modified":"2026-10-26T09:31:06.759840440Z","published":"2026-06-02T11:01:54Z","upstream":["CVE-2026-40355","CVE-2026-40356"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/tuxcare9.6esu/CLSA-2026-1780398100.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-40355"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-40356"}],"affected":[{"package":{"name":"krb5-devel","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/krb5-devel?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.21.1-8.el9_6.tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1780398100.json"}},{"package":{"name":"krb5-libs","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/krb5-libs?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.21.1-8.el9_6.tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1780398100.json"}},{"package":{"name":"krb5-pkinit","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/krb5-pkinit?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.21.1-8.el9_6.tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1780398100.json"}},{"package":{"name":"krb5-server","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/krb5-server?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.21.1-8.el9_6.tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1780398100.json"}},{"package":{"name":"krb5-server-ldap","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/krb5-server-ldap?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.21.1-8.el9_6.tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1780398100.json"}},{"package":{"name":"krb5-tests","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/krb5-tests?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.21.1-8.el9_6.tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1780398100.json"}},{"package":{"name":"krb5-workstation","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/krb5-workstation?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.21.1-8.el9_6.tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1780398100.json"}},{"package":{"name":"libkadm5","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/libkadm5?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.21.1-8.el9_6.tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1780398100.json"}}],"schema_version":"1.9.0"}