CVE-2020-35524

NameCVE-2020-35524
DescriptionA heap-based buffer overflow flaw was found in libtiff in the handling of TIFF images in libtiff's TIFF2PDF tool. A specially crafted TIFF file can lead to arbitrary code execution. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-2694-1, DSA-4869-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
tiff (PTS)bullseye (security), bullseye4.2.0-1+deb11u5fixed
bookworm, bookworm (security)4.5.0-6+deb12u1fixed
sid, trixie4.5.1+git230720-5fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
tiffsourcestretch4.0.8-2+deb9u6DLA-2694-1
tiffsourcebuster4.1.0+git191117-2~deb10u2DSA-4869-1
tiffsource(unstable)4.1.0+git201212-1

Notes

https://gitlab.com/libtiff/libtiff/-/commit/7be2e452ddcf6d7abca88f41d3761e6edab72b22
https://gitlab.com/libtiff/libtiff/-/merge_requests/159
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