CVE-2026-93312
CVE-2026-93312 · Freedesktop Poppler JBIG2Stream.cc rewind null pointer dereference
This page contains facts from public vulnerability sources. Check the original advisory before updating.
A flaw has been found in Freedesktop Poppler 26.07.0. Impacted is the function JBIG2Stream::rewind of the file poppler/JBIG2Stream.cc. This manipulation causes null pointer dereference. It is possible to initiate the attack remotely. The exploit has been published and may be used. Upgrading to version 26.08.0 is recommended to address this issue. Patch name: 5e49250f13b0390edeb3f90eb4c02c9941f97067. Upgrading the affected component is advised.
CVSS 5.3 · Medium · EPSS 0.4% · Fix available
- Published
- Updated
Stack: system
Affected products and versions
poppler
- Versions
- 26.07.0: Affected
- 26.08.0: Not affected
No fix published
poppler Debian:12
- Versions
- 22.12.0-2
- 22.12.0-2+deb12u1
- 22.12.0-2+deb12u2
- 22.12.0-2+deb12u3
- 22.12.0-2.1
- 22.12.0-2.2
- 23.08.0-1
- 23.08.0-2
- 23.12.0-1
- 24.02.0-1
- 24.02.0-2
- 24.02.0-3
- 24.02.0-4
- 24.02.0-5
- 24.02.0-5+loong64
- 24.06.0-1
- 24.06.0-2
- 24.08.0-1
- 24.08.0-2
- 24.08.0-3
- 24.08.0-4
- 25.01.0-1
- 25.01.0-2
- 25.01.0-3
- 25.01.0-4
- 25.01.0-5
- 25.03.0-1
- 25.03.0-10
- 25.03.0-11
- 25.03.0-11.1
- 25.03.0-2
- 25.03.0-3
- 25.03.0-4
- 25.03.0-5
- 25.03.0-6
- 25.03.0-7
- 25.03.0-9
- 26.01.0-1
- 26.01.0-2
- 26.01.0-3
- 26.01.0-4
- 26.01.0-4.1
- 26.01.0-5
- 26.07.0-1
- 26.07.0-2
- 26.07.0-3
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
poppler Debian:13
- Versions
- 25.03.0-10
- 25.03.0-11
- 25.03.0-11.1
- 25.03.0-5
- 25.03.0-5+deb13u2
- 25.03.0-5+deb13u3
- 25.03.0-5+deb13u4
- 25.03.0-6
- 25.03.0-7
- 25.03.0-9
- 26.01.0-1
- 26.01.0-2
- 26.01.0-3
- 26.01.0-4
- 26.01.0-4.1
- 26.01.0-5
- 26.07.0-1
- 26.07.0-2
- 26.07.0-3
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
poppler Debian:14
- Versions
- 25.03.0-10
- 25.03.0-11
- 25.03.0-11.1
- 25.03.0-5
- 25.03.0-6
- 25.03.0-7
- 25.03.0-9
- 26.01.0-1
- 26.01.0-2
- 26.01.0-3
- 26.01.0-4
- 26.01.0-4.1
- 26.01.0-5
- 26.07.0-1
- 26.07.0-2
- Affected ranges
- ECOSYSTEM: < 26.07.0-3
Update to 26.07.0-3
poppler Ubuntu:Pro:16.04:LTS
- Versions
- 0.33.0-0ubuntu3
- 0.37.0-0ubuntu1
- 0.38.0-0ubuntu1
- 0.41.0-0ubuntu1
- 0.41.0-0ubuntu1.1
- 0.41.0-0ubuntu1.2
- 0.41.0-0ubuntu1.3
- 0.41.0-0ubuntu1.4
- 0.41.0-0ubuntu1.5
- 0.41.0-0ubuntu1.6
- 0.41.0-0ubuntu1.7
- 0.41.0-0ubuntu1.8
- 0.41.0-0ubuntu1.9
- 0.41.0-0ubuntu1.10
- 0.41.0-0ubuntu1.11
- 0.41.0-0ubuntu1.12
- 0.41.0-0ubuntu1.13
- 0.41.0-0ubuntu1.14
- 0.41.0-0ubuntu1.15
- 0.41.0-0ubuntu1.16
- 0.41.0-0ubuntu1.16+esm1
- 0.41.0-0ubuntu1.16+esm2
- 0.41.0-0ubuntu1.16+esm3
- 0.41.0-0ubuntu1.16+esm4
- 0.41.0-0ubuntu1.16+esm5
- 0.41.0-0ubuntu1.16+esm6
- 0.41.0-0ubuntu1.16+esm7
- 0.41.0-0ubuntu1.16+esm8
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
poppler Ubuntu:Pro:18.04:LTS
- Versions
- 0.57.0-2ubuntu4
- 0.57.0-2ubuntu5
- 0.62.0-1ubuntu1
- 0.62.0-2ubuntu1
- 0.62.0-2ubuntu2
- 0.62.0-2ubuntu2.1
- 0.62.0-2ubuntu2.2
- 0.62.0-2ubuntu2.4
- 0.62.0-2ubuntu2.5
- 0.62.0-2ubuntu2.6
- 0.62.0-2ubuntu2.7
- 0.62.0-2ubuntu2.8
- 0.62.0-2ubuntu2.9
- 0.62.0-2ubuntu2.10
- 0.62.0-2ubuntu2.11
- 0.62.0-2ubuntu2.12
- 0.62.0-2ubuntu2.13
- 0.62.0-2ubuntu2.14
- 0.62.0-2ubuntu2.14+esm1
- 0.62.0-2ubuntu2.14+esm2
- 0.62.0-2ubuntu2.14+esm3
- 0.62.0-2ubuntu2.14+esm4
- 0.62.0-2ubuntu2.14+esm5
- 0.62.0-2ubuntu2.14+esm6
- 0.62.0-2ubuntu2.14+esm7
- 0.62.0-2ubuntu2.14+esm8
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
poppler Ubuntu:Pro:20.04:LTS
- Versions
- 0.80.0-0ubuntu1
- 0.80.0-0ubuntu3
- 0.80.0-0ubuntu4
- 0.80.0-0ubuntu5
- 0.85.0-1ubuntu1
- 0.85.0-1ubuntu3
- 0.86.1-0ubuntu1
- 0.86.1-0ubuntu1.1
- 0.86.1-0ubuntu1.2
- 0.86.1-0ubuntu1.3
- 0.86.1-0ubuntu1.4
- 0.86.1-0ubuntu1.5
- 0.86.1-0ubuntu1.6
- 0.86.1-0ubuntu1.7
- 0.86.1-0ubuntu1.7+esm1
- 0.86.1-0ubuntu1.7+esm2
- 0.86.1-0ubuntu1.7+esm3
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
poppler Ubuntu:22.04:LTS
- Versions
- 21.06.1-1
- 21.11.0-1~ubuntu2
- 22.02.0-2
- 22.02.0-2ubuntu0.1
- 22.02.0-2ubuntu0.2
- 22.02.0-2ubuntu0.3
- 22.02.0-2ubuntu0.4
- 22.02.0-2ubuntu0.5
- 22.02.0-2ubuntu0.6
- 22.02.0-2ubuntu0.7
- 22.02.0-2ubuntu0.8
- 22.02.0-2ubuntu0.9
- 22.02.0-2ubuntu0.10
- 22.02.0-2ubuntu0.11
- 22.02.0-2ubuntu0.12
- 22.02.0-2ubuntu0.13
- Affected ranges
- ECOSYSTEM: < 22.02.0-2ubuntu0.14
Update to 22.02.0-2ubuntu0.14
poppler Ubuntu:24.04:LTS
- Versions
- 23.08.0-2ubuntu1
- 23.12.0-1ubuntu2
- 24.02.0-1ubuntu2
- 24.02.0-1ubuntu8
- 24.02.0-1ubuntu9
- 24.02.0-1ubuntu9.1
- 24.02.0-1ubuntu9.2
- 24.02.0-1ubuntu9.3
- 24.02.0-1ubuntu9.4
- 24.02.0-1ubuntu9.5
- 24.02.0-1ubuntu9.6
- 24.02.0-1ubuntu9.7
- 24.02.0-1ubuntu9.8
- 24.02.0-1ubuntu9.9
- Affected ranges
- ECOSYSTEM: < 24.02.0-1ubuntu9.10
Update to 24.02.0-1ubuntu9.10
poppler Ubuntu:26.04:LTS
- Versions
- 25.03.0-10
- 25.03.0-11.1
- 26.01.0-2build2
- 26.01.0-2ubuntu0.1
- Affected ranges
- ECOSYSTEM: < 26.01.0-2ubuntu0.2
Update to 26.01.0-2ubuntu0.2
Original sources
- https://vuldb.com/vuln/406610
- https://vuldb.com/vuln/406610/cti
- https://vuldb.com/cve/CVE-2026-93312
- https://vuldb.com/submit/942345
- https://gitlab.freedesktop.org/poppler/poppler/-/work_items/1759
- https://gitlab.freedesktop.org/poppler/poppler/-/merge_requests/2314
- https://github.com/r1ck9-2q/cve_summit/blob/main/Null-pointer-offset-undefined-behavior-in-JBIG2Stream-rewind-JBIG2Stream.cc-1229.md
- https://gitlab.freedesktop.org/poppler/poppler/-/commit/5e49250f13b0390edeb3f90eb4c02c9941f97067
- https://nvd.nist.gov/vuln/detail/CVE-2026-93312