libraw: An integer overflow vulnerability exists in the deflate_dng_load_raw functionality of LibRaw Commit 8dc68e2
CVE-2026-20884 is fixed in 20 products on 1 platform, first by libraw-bin 0.20.2-2ubuntu2.22.04.3, released April 7, 2026. It is not reported as exploited. Patch Radar priority: Urgent.
An integer overflow vulnerability exists in the deflate_dng_load_raw functionality of LibRaw Commit 8dc68e2. A specially crafted malicious file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| darktable · Fedora 43 | 5.6.1-2.fc43 | FEDORA-2026-0B55B49B93 | Sep 1, 2026 |
| darktable-debuginfo · Fedora 43 | 5.6.1-2.fc43 | FEDORA-2026-0B55B49B93 | Sep 1, 2026 |
| darktable-debugsource · Fedora 43 | 5.6.1-2.fc43 | FEDORA-2026-0B55B49B93 | Sep 1, 2026 |
| darktable-tools-basecurve · Fedora 43 | 5.6.1-2.fc43 | FEDORA-2026-0B55B49B93 | Sep 1, 2026 |
| darktable-tools-basecurve-debuginfo · Fedora 43 | 5.6.1-2.fc43 | FEDORA-2026-0B55B49B93 | Sep 1, 2026 |
| darktable-tools-noise · Fedora 43 | 5.6.1-2.fc43 | FEDORA-2026-0B55B49B93 | Sep 1, 2026 |
| darktable-tools-noise-debuginfo · Fedora 43 | 5.6.1-2.fc43 | FEDORA-2026-0B55B49B93 | Sep 1, 2026 |
| libraw · Debian 12.15 (bookworm) | 0.20.2-2.1+deb12u2 | DEBIAN-CVE-2026-20884 | Apr 7, 2026 |
| libraw · Debian 13.5 (trixie) | 0.21.4-2+deb13u1 | DEBIAN-CVE-2026-20884 | Apr 7, 2026 |
| libraw · Debian 14 | 0.22.1-1 | DEBIAN-CVE-2026-20884 | Apr 7, 2026 |
| libraw · opensuse-leap 16.0 | 0.21.4-160000.3.1 | OPENSUSE-SU-2026:20574-1 | Apr 20, 2026 |
| libraw · sles 15.6 | 0.21.1-150600.3.10.1 | SUSE-SU-2026:1555-1 | Apr 22, 2026 |
| libraw · sles 15.7 | 0.21.1-150600.3.10.1 | SUSE-SU-2026:1555-1 | Apr 22, 2026 |
| libraw-bin · Ubuntu 22.04.1 LTS (jammy) | 0.20.2-2ubuntu2.22.04.3 | libraw-bin 0.20.2-2ubuntu2.22.04.3 | Apr 7, 2026 |
| libraw-bin · Ubuntu 24.04.5 LTS (noble) | 0.21.2-2.1ubuntu0.24.04.2 | libraw-bin 0.21.2-2.1ubuntu0.24.04.2 | Apr 7, 2026 |
| libraw-bin · Ubuntu 26.04.1 LTS (resolute) | 0.21.5b-1ubuntu1.1 | libraw-bin 0.21.5b-1ubuntu1.1 | Apr 7, 2026 |
| libraw20 · Ubuntu 22.04.1 LTS (jammy) | 0.20.2-2ubuntu2.22.04.3 | libraw20 0.20.2-2ubuntu2.22.04.3 | Apr 7, 2026 |
| libraw23t64 · Ubuntu 24.04.5 LTS (noble) | 0.21.2-2.1ubuntu0.24.04.2 | libraw23t64 0.21.2-2.1ubuntu0.24.04.2 | Apr 7, 2026 |
| libraw23t64 · Ubuntu 26.04.1 LTS (resolute) | 0.21.5b-1ubuntu1.1 | libraw23t64 0.21.5b-1ubuntu1.1 | Apr 7, 2026 |
| mingw-LibRaw · Fedora 43 | 0.21.5-3.fc43 | FEDORA-2026-635A001215 | Apr 9, 2026 |
| mingw32-LibRaw · Fedora 43 | 0.21.5-3.fc43 | FEDORA-2026-635A001215 | Apr 9, 2026 |
| mingw32-LibRaw-debuginfo · Fedora 43 | 0.21.5-3.fc43 | FEDORA-2026-635A001215 | Apr 9, 2026 |
| mingw32-LibRaw-static · Fedora 43 | 0.21.5-3.fc43 | FEDORA-2026-635A001215 | Apr 9, 2026 |
| mingw32-LibRaw-tools · Fedora 43 | 0.21.5-3.fc43 | FEDORA-2026-635A001215 | Apr 9, 2026 |
| mingw64-LibRaw · Fedora 43 | 0.21.5-3.fc43 | FEDORA-2026-635A001215 | Apr 9, 2026 |
| mingw64-LibRaw-debuginfo · Fedora 43 | 0.21.5-3.fc43 | FEDORA-2026-635A001215 | Apr 9, 2026 |
| mingw64-LibRaw-static · Fedora 43 | 0.21.5-3.fc43 | FEDORA-2026-635A001215 | Apr 9, 2026 |
| mingw64-LibRaw-tools · Fedora 43 | 0.21.5-3.fc43 | FEDORA-2026-635A001215 | Apr 9, 2026 |
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