DescriptionMultiple format string vulnerabilities in the parse_error_msg function in parsehelp.c in dpkg before 1.17.22 allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via format string specifiers in the (1) package or (2) architecture name.
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 Bugs768485

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
dpkg (PTS)jessie1.17.27fixed
jessie (security)1.17.26fixed
bullseye, sid, buster1.19.7fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
dpkgsourcesqueeze(not affected)


[squeeze] - dpkg <not-affected> (Regression introduced in 1.16.2)
Rendered non-exploitable by toolchain hardening
Regression introduced with (1.16.2)

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