Bug 2531744 (CVE-2026-89157) - CVE-2026-89157 pcre2: PCRE2: Out-of-bounds write via large pattern input
Summary: CVE-2026-89157 pcre2: PCRE2: Out-of-bounds write via large pattern input
Keywords:
Status: NEW
Alias: CVE-2026-89157
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: 2531823 2531824
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-09-11 04:21 UTC by OSIDB Bzimport
Modified: 2026-09-11 11:02 UTC (History)
21 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)

Description OSIDB Bzimport 2026-09-11 04:21:20 UTC 
PCRE2 before 10.48, on 32-bit platforms, has a pcre2_pattern_convert out-of-bounds write when an attacker can provide a large pattern.
Note You need to log in before you can comment on or make changes to this bug.