CVE-2023-39741

NameCVE-2023-39741
Descriptionlrzip v0.651 was discovered to contain a heap overflow via the libzpaq::PostProcessor::write(int) function at /libzpaq/libzpaq.cpp. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted file.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs1059293

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
lrzip (PTS)buster, buster (security)0.631+git180528-1+deb10u1vulnerable
bullseye (security), bullseye0.641-1+deb11u1vulnerable
bookworm0.651-2vulnerable
trixie, sid0.651-3fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
lrzipsource(unstable)0.651-31059293

Notes

[bookworm] - lrzip <no-dsa> (Minor issue)
[bullseye] - lrzip <no-dsa> (Minor issue)
[buster] - lrzip <no-dsa> (Minor issue)
https://github.com/ckolivas/lrzip/issues/246

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