Descriptiondpkg 1.9.21 does not properly reset the metadata of a file during replacement of the file in a package upgrade, which might allow local users to gain privileges by creating a hard link to a vulnerable (1) setuid file, (2) setgid file, or (3) device, a related issue to CVE-2010-2059.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs225692

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
dpkg (PTS)buster, buster (security)1.19.8fixed
bullseye (security)1.20.10fixed
sid, trixie1.22.6fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs

Search for package or bug name: Reporting problems