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Red Hat Security Advisory

RHSA-2026:67269

perl-YAML-Syck security update

Released 2026-09-14 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 1 record

TI-2026-11561 CVE-2026-13713 · GHSA-p3p9-6pr6-mr9m

Double free in TODDR YAML::Syck

Priority LOW 27

YAML::Syck versions before 1.47 for Perl allow a use-after-free and double-free via an anchor node freed while still on the parser value stack.

CVSS 3.1MEDIUM 6.2 Local No auth No interaction EPSS 0.00179 Published 2026-07-16 Partial fix · 1.47 CWE-415