CVE-2021-31566

NameCVE-2021-31566
Descriptionsymbolic links incorrectly followed when changing modes, times, ACL and flags of a file while extracting an archive
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)
Debian Bugs1001990

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libarchive (PTS)stretch (security), stretch3.2.2-2+deb9u2vulnerable
buster, buster (security)3.3.3-4+deb10u1vulnerable
bullseye3.4.3-2vulnerable
bookworm, sid3.5.2-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libarchivesource(unstable)3.5.2-11001990

Notes

[bullseye] - libarchive <no-dsa> (Minor issue)
[buster] - libarchive <no-dsa> (Minor issue)
https://github.com/libarchive/libarchive/issues/1566
https://github.com/libarchive/libarchive/commit/b41daecb5ccb4c8e3b2c53fd6147109fc12c3043 (v3.5.2)
https://github.com/libarchive/libarchive/commit/e2ad1a2c3064fa9eba6274b3641c4c1beed25c0b (v3.5.2)

Search for package or bug name: Reporting problems