| Name | CVE-2016-6912 |
| Description | Double free vulnerability in the gdImageWebPtr function in the GD Graphics Library (aka libgd) before 2.2.4 allows remote attackers to have unspecified impact via large width and height values. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more) |
| References | DSA-3777-1 |
| NVD severity | high (attack range: remote) |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| libgd2 (PTS) | jessie | 2.1.0-5+deb8u11 | fixed |
| jessie (security) | 2.1.0-5+deb8u13 | fixed | |
| stretch | 2.2.4-2+deb9u5 | fixed | |
| stretch (security) | 2.2.4-2+deb9u4 | fixed | |
| bullseye, sid, buster | 2.2.5-5.2 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| libgd2 | source | (unstable) | 2.2.4-1 | high | ||
| libgd2 | source | jessie | 2.1.0-5+deb8u9 | high | DSA-3777-1 | |
| libgd2 | source | wheezy | (not affected) |
[wheezy] - libgd2 <not-affected> (Vulnerable code introduced later)
https://github.com/libgd/libgd/commit/a49feeae76d41959d85ee733925a4cf40bac61b2