CVE-2026-75803

NameCVE-2026-75803
DescriptionCheck the tag on EVP_Cipher() finalize: Poly1305 and OCB AEADs
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)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
openssl (PTS)bullseye1.1.1w-0+deb11u1vulnerable
bullseye (security)1.1.1w-0+deb11u8vulnerable
bookworm, bookworm (security)3.0.20-1~deb12u2vulnerable
trixie (security), trixie3.5.6-1~deb13u2vulnerable
forky, sid3.6.3-1vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
opensslsource(unstable)(unfixed)

Notes

https://github.com/openssl/openssl/commit/6c7aa6f8f6449b7fe0137ee8be65fcd239bd7d6a (openssl-4.0)
https://github.com/openssl/openssl/commit/3621257986e27e540bf96a11570929a6e5a9e05b (openssl-3.6)
https://github.com/openssl/openssl/commit/bdeb0cd994d915342787f117ee75044f0dc36f34 (openssl-3.5)
https://github.com/openssl/openssl/commit/119ab9555dc62275bbd71f6f49529b1a44feba42 (openssl-3.0)

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