Giflib contains a double-free vulnerability that is the result of a shallow copy in GifMakeSavedImage and incorrect error handling. The conditions needed to trigger this vulnerability are difficult but may be possible.
CVE-2026-23868 is fixed in 14 products on 1 platform, first by RHSA-2026:9290, released March 10, 2026. It is not reported as exploited. Patch Radar priority: High.
Giflib contains a double-free vulnerability that is the result of a shallow copy in GifMakeSavedImage and incorrect error handling. The conditions needed to trigger this vulnerability are difficult but may be possible.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| giflib · Debian 12.15 (bookworm) | 5.2.1-2.5+deb12u1 | DEBIAN-CVE-2026-23868 | Mar 10, 2026 |
| giflib · Debian 13.5 (trixie) | 5.2.2-1+deb13u1 | DEBIAN-CVE-2026-23868 | Mar 10, 2026 |
| giflib · Debian 14 | 6.1.3-1 | DEBIAN-CVE-2026-23868 | Mar 10, 2026 |
| giflib · Fedora 43 | 5.2.2-9.fc43 | FEDORA-2026-C260342365 | Mar 21, 2026 |
| giflib · RHEL 10 | 5.2.1-22.el10_0.1 | RHSA-2026:9290 | Mar 10, 2026 |
| giflib · RHEL 8 | 0:5.1.4-4.el8_10 | RHSA-2026:8861 | Apr 30, 2026 |
| giflib · RHEL 9 | 0:5.2.1-9.el9_7.1 | RHSA-2026:8859 | Apr 30, 2026 |
| giflib · almalinux 10 | 5.2.1-24.el10_2 | ALSA-2026:19154 | May 19, 2026 |
| giflib · almalinux 8 | 5.1.4-4.el8_10 | ALSA-2026:8861 | Apr 20, 2026 |
| giflib · almalinux 9 | 5.2.1-10.el9_8.1 | ALSA-2026:19367 | May 19, 2026 |
| giflib · amzn 2023 | 5.2.1-9.amzn2023.0.3 | ALAS2023-2026-1508 | Mar 30, 2026 |
| giflib · ol 10 | 0:5.2.1-22.el10_1.1 | ELSA-2026-8858 | Apr 19, 2026 |
| giflib · ol 8 | 0:5.1.4-4.el8_10 | ELSA-2026-8861 | Apr 20, 2026 |
| giflib · ol 9 | 0:5.2.1-9.el9_7.1 | ELSA-2026-8859 | Apr 20, 2026 |
| giflib · opensuse-leap 15.6 | 5.2.2-150000.4.19.1 | SUSE-SU-2026:1338-1 | Apr 15, 2026 |
| giflib · opensuse-leap 16.0 | 5.2.2-160000.3.1 | OPENSUSE-SU-2026:20601-1 | Apr 22, 2026 |
| giflib · rocky 10 | 0:5.2.1-24.el10_2 | RLSA-2026:19154 | May 29, 2026 |
| giflib · rocky 8 | 0:5.1.4-4.el8_10 | RLSA-2026:8861 | Apr 23, 2026 |
| giflib · rocky 9 | 0:5.2.1-10.el9_8.1 | RLSA-2026:19367 | May 28, 2026 |
| giflib · sles 15.7 | 5.2.2-150000.4.19.1 | SUSE-SU-2026:1338-1 | Apr 15, 2026 |
| giflib-debuginfo · Fedora 43 | 5.2.2-9.fc43 | FEDORA-2026-C260342365 | Mar 21, 2026 |
| giflib-debuginfo · amzn 2023 | 5.2.1-9.amzn2023.0.3 | ALAS2023-2026-1508 | Mar 30, 2026 |
| giflib-debugsource · Fedora 43 | 5.2.2-9.fc43 | FEDORA-2026-C260342365 | Mar 21, 2026 |
| giflib-debugsource · amzn 2023 | 5.2.1-9.amzn2023.0.3 | ALAS2023-2026-1508 | Mar 30, 2026 |
| giflib-devel · Fedora 43 | 5.2.2-9.fc43 | FEDORA-2026-C260342365 | Mar 21, 2026 |
| giflib-devel · RHEL 8 | 0:5.1.4-4.el8_10 | RHSA-2026:8861 | Apr 30, 2026 |
| giflib-devel · RHEL 9 | 0:5.2.1-9.el9_7.1 | RHSA-2026:8859 | Apr 30, 2026 |
| giflib-devel · almalinux 10 | 5.2.1-24.el10_2 | ALSA-2026:19154 | May 19, 2026 |
| giflib-devel · almalinux 8 | 5.1.4-4.el8_10 | ALSA-2026:8861 | Apr 20, 2026 |
| giflib-devel · almalinux 9 | 5.2.1-10.el9_8.1 | ALSA-2026:19367 | May 19, 2026 |
| giflib-devel · amzn 2023 | 5.2.1-9.amzn2023.0.3 | ALAS2023-2026-1508 | Mar 30, 2026 |
| giflib-devel · ol 10 | 0:5.2.1-22.el10_1.1 | ELSA-2026-8858 | Apr 19, 2026 |
| giflib-devel · ol 8 | 0:5.1.4-4.el8_10 | ELSA-2026-8861 | Apr 20, 2026 |
| giflib-devel · ol 9 | 0:5.2.1-9.el9_7.1 | ELSA-2026-8859 | Apr 20, 2026 |
| giflib-tools · Ubuntu 22.04.1 LTS (jammy) | 5.1.9-2ubuntu0.3 | giflib-tools 5.1.9-2ubuntu0.3 | Mar 18, 2026 |
| giflib-tools · Ubuntu 24.04.5 LTS (noble) | 5.2.2-1ubuntu1.2 | giflib-tools 5.2.2-1ubuntu1.2 | Mar 18, 2026 |
| giflib-tools · Ubuntu 26.04.1 LTS (resolute) | 5.2.2-1ubuntu3.2 | giflib-tools 5.2.2-1ubuntu3.2 | Mar 18, 2026 |
| giflib-utils · Fedora 43 | 5.2.2-9.fc43 | FEDORA-2026-C260342365 | Mar 21, 2026 |
| giflib-utils · amzn 2023 | 5.2.1-9.amzn2023.0.3 | ALAS2023-2026-1508 | Mar 30, 2026 |
| giflib-utils-debuginfo · Fedora 43 | 5.2.2-9.fc43 | FEDORA-2026-C260342365 | Mar 21, 2026 |
| giflib-utils-debuginfo · amzn 2023 | 5.2.1-9.amzn2023.0.3 | ALAS2023-2026-1508 | Mar 30, 2026 |
| libgif7 · Ubuntu 22.04.1 LTS (jammy) | 5.1.9-2ubuntu0.3 | libgif7 5.1.9-2ubuntu0.3 | Mar 18, 2026 |
| libgif7 · Ubuntu 24.04.5 LTS (noble) | 5.2.2-1ubuntu1.2 | libgif7 5.2.2-1ubuntu1.2 | Mar 18, 2026 |
| libgif7 · Ubuntu 26.04.1 LTS (resolute) | 5.2.2-1ubuntu3.2 | libgif7 5.2.2-1ubuntu3.2 | Mar 18, 2026 |
| mingw32-giflib · Fedora 43 | 5.2.2-9.fc43 | FEDORA-2026-C260342365 | Mar 21, 2026 |
| mingw32-giflib-debuginfo · Fedora 43 | 5.2.2-9.fc43 | FEDORA-2026-C260342365 | Mar 21, 2026 |
| mingw32-giflib-tools · Fedora 43 | 5.2.2-9.fc43 | FEDORA-2026-C260342365 | Mar 21, 2026 |
| mingw64-giflib · Fedora 43 | 5.2.2-9.fc43 | FEDORA-2026-C260342365 | Mar 21, 2026 |
| mingw64-giflib-debuginfo · Fedora 43 | 5.2.2-9.fc43 | FEDORA-2026-C260342365 | Mar 21, 2026 |
| mingw64-giflib-tools · Fedora 43 | 5.2.2-9.fc43 | FEDORA-2026-C260342365 | Mar 21, 2026 |
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