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CVE-2026-4177

🗓️ 16 Mar 2026 22:30:25Reported by Debian Security Bug TrackerType 
debiancve
 debiancve
🔗 security-tracker.debian.org👁 2 Views

YAML::Syck Perl <=1.36 has heap overflow in emitter, base64 overread, type_id mutation, and anchor leak.

Related
Packages
OSOS VersionArchitecturePackagePackage VersionFilename
Debian11anylibyaml-syck-perl1.34-1+deb11u1libyaml-syck-perl_1.34-1+deb11u1_any.deb
Debian12anylibyaml-syck-perl1.34-2+deb12u2libyaml-syck-perl_1.34-2+deb12u2_any.deb
Debian13anylibyaml-syck-perl1.34-2+deb13u2libyaml-syck-perl_1.34-2+deb13u2_any.deb
Debian14anylibyaml-syck-perl1.36-2libyaml-syck-perl_1.36-2_any.deb
Debian999anylibyaml-syck-perl1.36-2libyaml-syck-perl_1.36-2_any.deb

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16 Mar 2026 22:30Current
5.6Medium risk
Vulners AI Score5.6
CVSS 3.19.1
EPSS0.00429
SSVC
2