CVEvulnerability
CVE-2026-93312
2.1 LOW
Official page ↗
- Status
- Deferred
- Published
- 2026-09-18
- Last modified
- 2026-09-22
- Assigner
- [email protected]
- CVSS 4.0 ([email protected])
- 2.1 LOW — CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- CVSS 3.1 ([email protected])
- 4.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-404, CWE-476
Description
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.
Related
References
- https://github.com/r1ck9-2q/cve_summit/blob/main/Null-pointer-offset-undefined-behavior-in-JBIG2Stream-rewind-JBIG2Stream.cc-1229.md github.com
- https://gitlab.freedesktop.org/poppler/poppler/-/commit/5e49250f13b0390edeb3f90eb4c02c9941f97067 gitlab.freedesktop.org
- https://gitlab.freedesktop.org/poppler/poppler/-/merge_requests/2314 gitlab.freedesktop.org
- https://gitlab.freedesktop.org/poppler/poppler/-/work_items/1759 gitlab.freedesktop.org
- https://vuldb.com/cve/CVE-2026-93312 vuldb.com
- https://vuldb.com/submit/942345 vuldb.com
- https://vuldb.com/vuln/406610 vuldb.com
- https://vuldb.com/vuln/406610/cti vuldb.com
- https://gitlab.freedesktop.org/poppler/poppler/-/work_items/1759 gitlab.freedesktop.org
- https://vuldb.com/submit/942345 vuldb.com