CVE-2026-93312

Publié : 18 septembre 2026

Modifié : 18 septembre 2026

Score CVSS

4.3

MEDIUM

Description détaillée

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.

Vecteur d'attaque (CVSS)

Vecteur brut :CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

Références et Patchs

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://gitlab.freedesktop.org/poppler/poppler/-/merge_requests/2314 https://gitlab.freedesktop.org/poppler/poppler/-/work_items/1759 https://vuldb.com/cve/CVE-2026-93312 https://vuldb.com/submit/942345 https://vuldb.com/vuln/406610 https://vuldb.com/vuln/406610/cti

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