CVE-2017-6313

NameCVE-2017-6313
DescriptionInteger underflow in the load_resources function in io-icns.c in gdk-pixbuf allows context-dependent attackers to cause a denial of service (out-of-bounds read and program crash) via a crafted image entry size in an ICO file.
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 (attack range: remote)
Debian Bugs856445

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
gdk-pixbuf (PTS)jessie (security), jessie2.31.1-2+deb8u7vulnerable
stretch (security), stretch2.36.5-2+deb9u2fixed
buster, sid2.38.0+dfsg-6fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
gdk-pixbufsource(unstable)2.36.11-2low856445
gdk-pixbufsourcestretch2.36.5-2+deb9u2medium

Notes

[jessie] - gdk-pixbuf <ignored> (Minor issue)
[wheezy] - gdk-pixbuf <no-dsa> (Minor issue, can be fixed in next update)
https://bugzilla.gnome.org/show_bug.cgi?id=779016
http://mov.sx/2017/02/21/bug-hunting-gdk-pixbuf.html
Fixed by: https://git.gnome.org/browse/gdk-pixbuf/commit/?id=210b16399a492d05efb209615a143920b24251f4
Tests: https://git.gnome.org/browse/gdk-pixbuf/commit/?id=4cc39d479356b6b09e3d62a0f3ab424db6c266d8

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