| Name | CVE-2016-3074 |
| Description | Integer signedness error in GD Graphics Library 2.1.1 (aka libgd or libgd2) allows remote attackers to cause a denial of service (crash) or potentially execute arbitrary code via crafted compressed gd2 data, which triggers a heap-based buffer overflow. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-3556-1, DSA-3602-1 |
| Debian Bugs | 822242 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| libgd2 (PTS) | jessie, jessie (lts) | 2.1.0-5+deb8u15 | fixed |
| stretch (security) | 2.2.4-2+deb9u4 | fixed |
| stretch (lts), stretch | 2.2.4-2+deb9u6 | fixed |
| buster (security), buster, buster (lts) | 2.2.5-5.2+deb10u1 | fixed |
| bullseye | 2.3.0-2 | fixed |
| bookworm | 2.3.3-9 | fixed |
| sid, trixie | 2.3.3-12 | fixed |
| php5 (PTS) | jessie, jessie (lts) | 5.6.40+dfsg-0+deb8u21 | fixed |
| php7.0 (PTS) | stretch (security) | 7.0.33-0+deb9u12 | fixed |
| stretch (lts), stretch | 7.0.33-0+deb9u19 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| hhvm | source | (unstable) | 3.12.11+dfsg-1 | unimportant | | |
| libgd2 | source | wheezy | 2.0.36~rc1~dfsg-6.1+deb7u2 | | DSA-3556-1 | |
| libgd2 | source | jessie | 2.1.0-5+deb8u1 | | DSA-3556-1 | |
| libgd2 | source | (unstable) | 2.1.1-4.1 | | | 822242 |
| php5 | source | jessie | 5.6.22+dfsg-0+deb8u1 | | DSA-3602-1 | |
| php5 | source | (unstable) | 5.6.21+dfsg-1 | unimportant | | |
| php7.0 | source | (unstable) | 7.0.6-1 | unimportant | | |
Notes
HHVM implements additional sanity checks, not directly epxloitable
PoC: https://github.com/dyntopia/exploits/tree/master/CVE-2016-3074
Upstream fix: https://github.com/libgd/libgd/commit/2bb97f407c1145c850416a3bfbcc8cf124e68a19
Starting with 5.4.0-1 Debian uses the system copy of libgd
PHP bug: https://bugs.php.net/bug.php?id=71912
HHVM fix: https://github.com/facebook/hhvm/commit/29a6487d648d1593e1e2fa615d9b3a844756ddc3