CVE-2021-27347

NameCVE-2021-27347
DescriptionUse after free in lzma_decompress_buf function in stream.c in Irzip 0.631 allows attackers to cause Denial of Service (DoS) via a crafted compressed file.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium
Debian Bugs990583

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
lrzip (PTS)stretch0.631-1vulnerable
stretch (security)0.631-1+deb9u1vulnerable
buster0.631+git180528-1vulnerable
bookworm, sid, bullseye0.641-1vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
lrzipsource(unstable)(unfixed)unimportant990583

Notes

https://github.com/ckolivas/lrzip/issues/165
Crash in CLI tool, no security impact

Search for package or bug name: Reporting problems