CVE-2017-6312

NameCVE-2017-6312
DescriptionInteger overflow in io-ico.c in gdk-pixbuf allows context-dependent attackers to cause a denial of service (segmentation fault and application crash) via a crafted image entry offset in an ICO file, which triggers an out-of-bounds read, related to compiler optimizations.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-2043-1
Debian Bugs856444

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
gdk-pixbuf (PTS)buster2.38.1+dfsg-1fixed
bullseye (security), bullseye2.42.2+dfsg-1+deb11u1fixed
bookworm2.42.10+dfsg-1fixed
sid, trixie2.42.10+dfsg-3fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
gdk-pixbufsourcejessie2.31.1-2+deb8u8DLA-2043-1
gdk-pixbufsourcestretch2.36.5-2+deb9u2
gdk-pixbufsource(unstable)2.36.11-2low856444

Notes

[wheezy] - gdk-pixbuf <no-dsa> (Minor issue, can be fixed in next update)
https://bugzilla.gnome.org/show_bug.cgi?id=779012
http://mov.sx/2017/02/21/bug-hunting-gdk-pixbuf.html
Fixed by: https://git.gnome.org/browse/gdk-pixbuf/commit/?id=dec9ca22d70c0f0d4492333b4e8147afb038afd2
Tests: https://git.gnome.org/browse/gdk-pixbuf/commit/?id=a6303ad765882555cf1b278a09be5f9e4cf3a39d

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