Description
There is a heap-buffer-overflow in GIFLIB 5.2.1 function DumpScreen2RGB() in gif2rgb.c:298:45.
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 | giflib | 5.2.2-1 | — |
| Debian 13 | giflib | 5.2.2-1 | — |
| Debian 12 | giflib | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 22.04 LTS | giflib | 5.1.9-2ubuntu0.1 | USN-6824-1 |
| Ubuntu 20.04 LTS | giflib | 5.1.9-1ubuntu0.1 | USN-6824-1 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 18.04 LTS | giflib | 5.1.4-2ubuntu0.1+esm1 | USN-6824-1 |
| Ubuntu Pro 16.04 LTS | giflib | 5.1.4-0.3~16.04.1+esm1 | USN-6824-1 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP5 | giflib | 5.2.2-150000.4.13.1 | SUSE-SU-2024:0786-1 |
| SLES 15 SP4 | giflib | 5.2.2-150000.4.13.1 | SUSE-SU-2024:0786-1 |
| SLES 15 SP3 | giflib | 5.2.2-150000.4.13.1 | SUSE-SU-2024:0786-1 |
| SLES 15 SP2 | giflib | 5.2.2-150000.4.13.1 | SUSE-SU-2024:0786-1 |
| SLES 12 SP5 | giflib | 5.0.5-13.6.1 | SUSE-SU-2024:2607-1 |
Show 10 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 15 SP4 | giflib | 5.2.2-150000.4.13.1 | SUSE-SU-2024:0786-1 |
| SLES for SAP 15 SP3 | giflib | 5.2.2-150000.4.13.1 | SUSE-SU-2024:0786-1 |
| SLES for SAP 15 SP2 | giflib | 5.2.2-150000.4.13.1 | SUSE-SU-2024:0786-1 |
| SLES for SAP 12 SP5 | giflib | 5.0.5-13.6.1 | SUSE-SU-2024:2607-1 |
| SLE HPC 15 SP4 | giflib | 5.2.2-150000.4.13.1 | SUSE-SU-2024:0786-1 |
| SLE HPC 15 SP3 | giflib | 5.2.2-150000.4.13.1 | SUSE-SU-2024:0786-1 |
| SLE HPC 15 SP2 | giflib | 5.2.2-150000.4.13.1 | SUSE-SU-2024:0786-1 |
| SUSE Manager Server 4.3 | giflib | 5.2.2-150000.4.13.1 | SUSE-SU-2024:0786-1 |
| SUSE Manager Proxy 4.3 | giflib | 5.2.2-150000.4.13.1 | SUSE-SU-2024:0786-1 |
| SUSE Enterprise Storage 7.1 | giflib | 5.2.2-150000.4.13.1 | SUSE-SU-2024:0786-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 15.5 | giflib | 5.2.2-150000.4.13.1 | SUSE-SU-2024:0786-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | giflib | 5.2.1-r2 | — |
| Alpine v3.23 | giflib | 5.2.1-r2 | — |
| Alpine v3.22 | giflib | 5.2.1-r2 | — |
| Alpine v3.21 | giflib | 5.2.1-r2 | — |
| Alpine v3.20 | giflib | 5.2.1-r2 | — |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | giflib | 5.2.1-r2 | — |
| Alpine v3.18 | giflib | 5.2.1-r2 | — |
| Alpine v3.17 | giflib | 5.2.1-r2 | — |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2023 | giflib +2 | 5.2.1-9.amzn2023 | ALAS2023-2023-075 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 3 | giflib | 5.2.1-7 | — |
| Azure Linux 2 (CBL-Mariner) | giflib | 5.2.1-7 | — |
Advisories 4
- USN-6824-1 giflib vulnerabilities Ubuntu Security Notices (USN) · Jun 25, 2026
- SUSE-SU-2024:0786-1 Security update for giflib SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2024:2607-1 Security update for giflib SUSE / openSUSE Security Updates · Feb 4, 2026
- ALAS2023-2023-075 Moderate: giflib security update (Amazon Linux 2023) Amazon Linux Security Center (ALAS) · Sep 23, 2025