{"id":"RLSA-2026:6470","summary":"Important: perl-YAML-Syck security update","details":"This module provides a Perl interface to the libsyck data serialization library. It exports the Dump and Load functions for converting Perl data structures to YAML strings, and the other way around.\n\nSecurity Fix(es):\n\n* perl-YAML-Syck: YAML::Syck versions through 1.36 for Perl has several potential security vulnerabilities including a high-severity heap buffer overflow in the YAML emitter (CVE-2026-4177)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.","modified":"2026-04-09T06:30:21.455134Z","published":"2026-04-09T06:02:33.513118Z","upstream":["CVE-2026-4177"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:6470"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2448277"}],"affected":[{"package":{"name":"perl-YAML-Syck","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/perl-YAML-Syck?distro=rocky-linux-8&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.30-6.el8_10"}],"database_specific":{"yum_repository":"PowerTools"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:6470.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"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}