| Name | CVE-2016-6207 |
| Description | Integer overflow in the _gdContributionsAlloc function in gd_interpolation.c in GD Graphics Library (aka libgd) before 2.2.3 allows remote attackers to cause a denial of service (out-of-bounds memory write or memory consumption) via unspecified vectors. |
| 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-3630-1 |
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 |
|---|
| libgd2 | source | wheezy | (not affected) | | | |
| libgd2 | source | jessie | 2.1.0-5+deb8u6 | | DSA-3630-1 | |
| libgd2 | source | (unstable) | 2.2.2-43-g22cba39-1 | | | |
| php5 | source | wheezy | (not affected) | | | |
| php5 | source | jessie | 5.6.24+dfsg-0+deb8u1 | | | |
| php5 | source | (unstable) | 5.6.24+dfsg-1 | unimportant | | |
| php7.0 | source | (unstable) | 7.0.9-1 | unimportant | | |
Notes
[wheezy] - libgd2 <not-affected> (Vulnerable code not present)
https://github.com/libgd/libgd/commit/0dd40abd6d5b3e53a6b745dd4d6cf94b70010989
https://github.com/libgd/libgd/commit/d325888a9fe3c9681e4a9aad576de2c5cd5df2ef
https://github.com/libgd/libgd/commit/ff9113c80a32205d45205d3ea30965b25480e0fb
https://github.com/libgd/libgd/commit/f60ec7a546499f9446063a4dbe755be9523d8232
https://github.com/libgd/libgd/commit/7a28c235890c95e6010e7b0d0f7c7369367168ef
[wheezy] - php5 <not-affected> (Vulnerable code not present)
Fixed in 7.0.9, 5.6.24, 5.5.38
PHP Bug: https://bugs.php.net/bug.php?id=72558
Starting with 5.4.0-1 Debian uses the system copy of libgd