CVE-2022-31796

NameCVE-2022-31796
Descriptionlibjpeg 1.63 has a heap-based buffer over-read in HierarchicalBitmapRequester::FetchRegion in hierarchicalbitmaprequester.cpp because the MCU size can be different between allocation and use.
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)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libjpeg (PTS)bullseye0.0~git20210129.91985dc-1vulnerable
bookworm0.0~git20220228.acfec20-1vulnerable
sid0.0~git20220615.842c7ba-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libjpegsource(unstable)0.0~git20220615.842c7ba-1unimportant

Notes

https://github.com/thorfdbg/libjpeg/issues/71
https://github.com/thorfdbg/libjpeg/commit/187035b9726710b4fe11d565c7808975c930895d
Crash in CLI tool, no security impact

Search for package or bug name: Reporting problems