{"id":"RHSA-2026:8311","summary":"Red Hat Security Advisory: perl-YAML-Syck security update","modified":"2026-04-17T10:09:26Z","published":"2026-04-16T10:22:51Z","upstream":["CVE-2026-4177"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:8311"},{"type":"ARTICLE","url":"https://access.redhat.com/security/updates/classification/#important"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2448277"},{"type":"ADVISORY","url":"https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_8311.json"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-4177"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-4177"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-4177"},{"type":"ARTICLE","url":"https://github.com/cpan-authors/YAML-Syck/commit/e8844a31c8cf0052914b198fc784ed4e6b8ae69e.patch"},{"type":"ARTICLE","url":"https://metacpan.org/release/TODDR/YAML-Syck-1.37_01/changes#L21"}],"affected":[{"package":{"name":"perl-YAML-Syck","ecosystem":"Red Hat:rhel_els:7","purl":"pkg:rpm/redhat/perl-YAML-Syck"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.27-3.el7_9.1"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:8311.json"}},{"package":{"name":"perl-YAML-Syck-debuginfo","ecosystem":"Red Hat:rhel_els:7","purl":"pkg:rpm/redhat/perl-YAML-Syck-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.27-3.el7_9.1"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:8311.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:L/I:L/A:L"}]}