CVE-2019-20094

NameCVE-2019-20094
DescriptionAn issue was discovered in libsixel 1.8.4. There is a heap-based buffer overflow in the function gif_init_frame at fromgif.c.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs948103

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libsixel (PTS)jessie1.1.2-1vulnerable
stretch1.5.2-2+deb9u1vulnerable
buster1.8.2-1+deb10u1vulnerable
bullseye1.8.6-2fixed
sid, trixie, bookworm1.10.3-3fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libsixelsourcewheezy(unfixed)end-of-life
libsixelsource(unstable)1.8.6-1low948103

Notes

[buster] - libsixel <no-dsa> (Minor issue)
[stretch] - libsixel <no-dsa> (Minor issue)
[jessie] - libsixel <no-dsa> (Minor issue)
https://github.com/saitoha/libsixel/issues/125
https://github.com/saitoha/libsixel/commit/a18b3789cfd147028403c17fe79a43b169d8f034

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