CVE-2026-5265

NameCVE-2026-5265
DescriptionHeap Over-Read in ICMP Error Response Generation
SourceCVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs1134486

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
ovn (PTS)bookworm23.03.1-1~deb12u2vulnerable
trixie25.03.0-1vulnerable
forky, sid26.03.0-2vulnerable

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
ovnsource(unstable)(unfixed)1134486

Notes

https://www.openwall.com/lists/oss-security/2026/04/20/2
Introduced with: https://github.com/ovn-org/ovn/commit/c2339d87268d748da9a44aaefbb6d1ecc490b99d (v20.03.0)
Fixed by: https://github.com/ovn-org/ovn/commit/9d674c684a56aef12c53b1e4596b6eded23a0402 (v26.03.1)

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