| Name | CVE-2017-6312 |
| Description | Integer 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. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more) |
| NVD severity | medium (attack range: remote) |
| Debian Bugs | 856444 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| gdk-pixbuf (PTS) | wheezy | 2.26.1-1+deb7u3 | vulnerable |
| wheezy (security) | 2.26.1-1+deb7u5 | vulnerable |
| jessie | 2.31.1-2+deb8u5 | vulnerable |
| jessie (security) | 2.31.1-2+deb8u6 | vulnerable |
| buster, stretch | 2.36.5-2 | vulnerable |
| stretch (security) | 2.36.5-2+deb9u1 | vulnerable |
| sid | 2.36.5-4 | vulnerable |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| gdk-pixbuf | source | (unstable) | (unfixed) | medium | | 856444 |
Notes
[stretch] - gdk-pixbuf <no-dsa> (Minor issue, can be fixed via point release)
[jessie] - gdk-pixbuf <no-dsa> (Minor issue, can be fixed via point release)
[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