libexif: In libexif through 0.6.25, an integer underflow in size checking for Fuji and Olympus MakerNote decoding could be use...
CVE-2026-40386 is fixed in 6 products on 1 platform, first by libexif12 0.6.24-1ubuntu0.22.04.1, released April 12, 2026. It is not reported as exploited. Patch Radar priority: High.
In libexif through 0.6.25, an integer underflow in size checking for Fuji and Olympus MakerNote decoding could be used by attackers to crash or leak information out of libexif-using programs.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| libexif · Debian 12.15 (bookworm) | 0.6.24-1+deb12u1 | DEBIAN-CVE-2026-40386 | Apr 12, 2026 |
| libexif · Debian 13.5 (trixie) | 0.6.25-1+deb13u1 | DEBIAN-CVE-2026-40386 | Apr 12, 2026 |
| libexif · Debian 14 | 0.6.26-1 | DEBIAN-CVE-2026-40386 | Apr 12, 2026 |
| libexif · Fedora 43 | 0.6.26-1.fc43 | FEDORA-2026-78ADB25141 | Apr 14, 2026 |
| libexif · RHEL 10 | 0.6.24-9.el10_0.1 | RHSA-2026:26274 | Apr 12, 2026 |
| libexif · RHEL 8 | 0:0.6.22-6.el8_10 | RHSA-2026:20929 | May 27, 2026 |
| libexif · RHEL 9 | 0:0.6.22-6.el9_8.1 | RHSA-2026:22553 | Jun 24, 2026 |
| libexif · almalinux 10 | 0.6.24-9.el10_2.1 | ALSA-2026:22529 | Jun 2, 2026 |
| libexif · almalinux 8 | 0.6.22-6.el8_10 | ALSA-2026:20929 | May 26, 2026 |
| libexif · almalinux 9 | 0.6.22-6.el9_8.1 | ALSA-2026:22553 | Jun 2, 2026 |
| libexif · ol 10 | 0:0.6.24-9.el10_2.1 | ELSA-2026-22529 | Jul 16, 2026 |
| libexif · ol 8 | 0:0.6.22-6.el8_10 | ELSA-2026-20929 | May 27, 2026 |
| libexif · ol 9 | 0:0.6.22-6.el9_8.1 | ELSA-2026-22553 | Jun 23, 2026 |
| libexif · opensuse-leap 16.0 | 0.6.26-160000.1.1 | OPENSUSE-SU-2026:21023-1 | Jun 22, 2026 |
| libexif · rocky 10 | 0:0.6.24-9.el10_2.1 | RLSA-2026:22529 | Jun 5, 2026 |
| libexif · rocky 8 | 0:0.6.22-6.el8_10 | RLSA-2026:20929 | May 29, 2026 |
| libexif · rocky 9 | 0:0.6.22-6.el9_8.1 | RLSA-2026:22553 | Jun 5, 2026 |
| libexif · sles 15.7 | 0.6.22-150000.5.12.1 | SUSE-SU-2026:2837-1 | Jul 10, 2026 |
| libexif · sles 16.0 | 0.6.26-160000.1.1 | SUSE-SU-2026:22324-1 | Jun 22, 2026 |
| libexif-debuginfo · Fedora 43 | 0.6.26-1.fc43 | FEDORA-2026-78ADB25141 | Apr 14, 2026 |
| libexif-debugsource · Fedora 43 | 0.6.26-1.fc43 | FEDORA-2026-78ADB25141 | Apr 14, 2026 |
| libexif-devel · Fedora 43 | 0.6.26-1.fc43 | FEDORA-2026-78ADB25141 | Apr 14, 2026 |
| libexif-devel · RHEL 8 | 0:0.6.22-6.el8_10 | RHSA-2026:20929 | May 27, 2026 |
| libexif-devel · RHEL 9 | 0:0.6.22-6.el9_8.1 | RHSA-2026:22553 | Jun 24, 2026 |
| libexif-devel · almalinux 10 | 0.6.24-9.el10_2.1 | ALSA-2026:22529 | Jun 2, 2026 |
| libexif-devel · almalinux 8 | 0.6.22-6.el8_10 | ALSA-2026:20929 | May 26, 2026 |
| libexif-devel · almalinux 9 | 0.6.22-6.el9_8.1 | ALSA-2026:22553 | Jun 2, 2026 |
| libexif-devel · ol 10 | 0:0.6.24-9.el10_2.1 | ELSA-2026-22529 | Jul 16, 2026 |
| libexif-devel · ol 8 | 0:0.6.22-6.el8_10 | ELSA-2026-20929 | May 27, 2026 |
| libexif-devel · ol 9 | 0:0.6.22-6.el9_8.1 | ELSA-2026-22553 | Jun 23, 2026 |
| libexif-doc · Fedora 43 | 0.6.26-1.fc43 | FEDORA-2026-78ADB25141 | Apr 14, 2026 |
| libexif-doc · almalinux 10 | 0.6.24-9.el10_2.1 | ALSA-2026:22529 | Jun 2, 2026 |
| libexif-doc · ol 10 | 0:0.6.24-9.el10_2.1 | ELSA-2026-22529 | Jul 16, 2026 |
| libexif12 · Ubuntu 22.04.1 LTS (jammy) | 0.6.24-1ubuntu0.22.04.1 | libexif12 0.6.24-1ubuntu0.22.04.1 | Apr 12, 2026 |
| libexif12 · Ubuntu 24.04.5 LTS (noble) | 0.6.24-1ubuntu0.24.04.1 | libexif12 0.6.24-1ubuntu0.24.04.1 | Apr 12, 2026 |
| libexif12 · Ubuntu 26.04.1 LTS (resolute) | 0.6.25-2ubuntu0.1 | libexif12 0.6.25-2ubuntu0.1 | Apr 12, 2026 |
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