CVE-2026-81934

NameCVE-2026-81934
DescriptionRedis contains a use-after-free vulnerability in the 'tlsProcessPendingData()' function, which handles the TLS pending-data list if Redis is configured with TLS support. A remote, unauthenticated attacker may be able to execute arbitrary commands with the privileges of the Redis server. Fixed in Redis 8.2.9, 8.4.6, 8.6.6, 8.8.2, and 8.10.1.
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
redis (PTS)bullseye5:6.0.16-1+deb11u2vulnerable
bullseye (security)5:6.0.16-1+deb11u9vulnerable
bookworm5:7.0.15-1~deb12u7vulnerable
bookworm (security)5:7.0.15-1~deb12u9vulnerable
trixie (security), trixie5:8.0.2-3+deb13u2vulnerable
forky, sid5:8.0.6-2vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
redissource(unstable)(unfixed)

Notes

https://github.com/redis/redis/commit/6d088c335d5c3ec49a6c28486140b498e70b7834 (8.8.2)

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