CVE-2025-9396

NameCVE-2025-9396
DescriptionA security flaw has been discovered in ckolivas lrzip up to 0.651. This impacts the function __GI_____strtol_l_internal of the file strtol_l.c. Performing manipulation results in null pointer dereference. The attack is only possible with local access. The exploit has been released to the public and may be exploited.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, 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
lrzip (PTS)bullseye (security), bullseye0.641-1+deb11u1vulnerable
bookworm0.651-2vulnerable
forky, sid, trixie0.651-3vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
lrzipsource(unstable)(unfixed)unimportant

Notes

Crash in CLI tool, no security impact
https://github.com/ckolivas/lrzip/issues/264

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