Description
The output function in gd_gif_out.c in the GD Graphics Library (aka libgd) allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted image.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | libgd2 | 2.2.1-1 | — |
| Debian 13 | libgd2 | 2.2.1-1 | — |
| Debian 12 | libgd2 | 2.2.1-1 | — |
| Debian 8 | libgd2 | 2.1.0-5+deb8u4 | DSA-3619-1 |
| Debian 7 | libgd2 | 2.0.36~rc1~dfsg-6.1+deb7u5 | DLA-563-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | libgd2 | 2.1.1-4ubuntu0.16.04.2 | USN-3030-1 |
| Ubuntu 14.04 LTS | libgd2 | 2.1.0-3ubuntu0.2 | USN-3030-1 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP1 | gd | 2.1.0-12.1 | SUSE-SU-2016:2303-1 |
| SLES 12 SP1 | php5 | 5.5.14-73.1 | SUSE-SU-2016:2408-1 |
| SLES 12 SP1 | php7 | 7.0.7-15.1 | SUSE-SU-2016:2460-1 |
| SLES 12 | php5 | 5.5.14-73.1 | SUSE-SU-2016:2408-1 |
| SLES 12 | php7 | 7.0.7-15.1 | SUSE-SU-2016:2460-2, SUSE-SU-2016:2460-1 |
| SLES 11 SP4 | gd | 2.0.36.RC1-52.22.1 | SUSE-SU-2016:2302-1 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP1 | gd | 2.1.0-12.1 | SUSE-SU-2016:2303-1 |
| SLES for SAP 11 SP4 | gd | 2.0.36.RC1-52.22.1 | SUSE-SU-2016:2302-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.3 | gd | 2.2.1-r2 | — |
| Alpine v3.2 | gd | 2.2.1-r2 | — |
Advisories 8
- USN-3030-1 libgd2 vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- DLA-563-1 libgd2 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-3619-1 libgd2 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2016:2460-1 Security update for php7 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:2408-1 Security update for php5 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:2303-1 Security update for gd SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:2460-2 Security update for php7 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:2302-1 Security update for gd SUSE / openSUSE Security Updates · Feb 4, 2026
References
- openSUSE-SU-2016:2117 vendor-advisory
- https://github.com/libgd/libgd/issues/209
- openSUSE-SU-2016:2363 vendor-advisory
- [oss-security] 20160705 CVE Request: libgd: global out of bounds read when encoding gif from malformed input with gd2togif mailing-list
- [oss-security] 20160705 Re: CVE Request: libgd: global out of bounds read when encoding gif from malformed input with gd2togif mailing-list
- DSA-3619 vendor-advisory
- USN-3030-1 vendor-advisory