{"id":"RHSA-2026:29981","summary":"Red Hat Security Advisory: golang security, bug fix, and enhancement update","modified":"2026-06-27T10:25:24Z","published":"2026-06-26T11:46:40Z","related":["GO-2026-5039"],"upstream":["CVE-2026-42507"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:29981"},{"type":"ARTICLE","url":"https://access.redhat.com/security/updates/classification/#moderate"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2484205"},{"type":"ARTICLE","url":"https://issues.redhat.com/browse/RHEL-183350"},{"type":"ADVISORY","url":"https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_29981.json"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-42507"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-42507"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-42507"},{"type":"ARTICLE","url":"https://go.dev/cl/777060"},{"type":"ARTICLE","url":"https://go.dev/issue/79346"},{"type":"ARTICLE","url":"https://groups.google.com/g/golang-announce/c/tKs3rmcBcKw"},{"type":"ADVISORY","url":"https://pkg.go.dev/vuln/GO-2026-5039"}],"affected":[{"package":{"name":"go-toolset","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/go-toolset"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.26.4-1.el9_8"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:29981.json"}},{"package":{"name":"golang","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/golang"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.26.4-1.el9_8"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:29981.json"}},{"package":{"name":"golang-bin","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/golang-bin"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.26.4-1.el9_8"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:29981.json"}},{"package":{"name":"golang-docs","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/golang-docs"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.26.4-1.el9_8"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:29981.json"}},{"package":{"name":"golang-misc","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/golang-misc"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.26.4-1.el9_8"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:29981.json"}},{"package":{"name":"golang-race","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/golang-race"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.26.4-1.el9_8"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:29981.json"}},{"package":{"name":"golang-src","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/golang-src"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.26.4-1.el9_8"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:29981.json"}},{"package":{"name":"golang-tests","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/golang-tests"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.26.4-1.el9_8"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:29981.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N"}]}