Bug 2537889 (CVE-2026-93312) - CVE-2026-93312 poppler: Freedesktop Poppler: Denial of Service via null pointer dereference in JBIG2Stream::rewind function
Summary: CVE-2026-93312 poppler: Freedesktop Poppler: Denial of Service via null point...
Keywords:
Status: NEW
Alias: CVE-2026-93312
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-09-22 15:54 UTC by OSIDB Bzimport
Modified: 2026-09-23 07:58 UTC (History)
2 users (show)

Fixed In Version:
Clone Of:
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Description OSIDB Bzimport 2026-09-22 15:54:45 UTC 
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.
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