In PCRE2 before 10.48, pcre2_jit_match mishandles a previously copied subject being passed in as a context. An incorrect free operation can occur.
History

Wed, 16 Sep 2026 19:30:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:pcre:pcre2:10.48:rc1:*:*:*:*:*:*

Sat, 12 Sep 2026 11:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Sat, 12 Sep 2026 00:15:00 +0000

Type Values Removed Values Added
Title Improper Leading to Application Crash pcre2: PCRE2: Memory corruption vulnerability in pcre2_jit_match
Weaknesses CWE-1341
References
Metrics threat_severity

None

threat_severity

Important


Fri, 11 Sep 2026 06:15:00 +0000

Type Values Removed Values Added
Title Improper Leading to Application Crash

Fri, 11 Sep 2026 04:15:00 +0000

Type Values Removed Values Added
Description In PCRE2 before 10.48, pcre2_jit_match mishandles a previously copied subject being passed in as a context. An incorrect free operation can occur.
First Time appeared Pcre
Pcre pcre2
Weaknesses CWE-590
CPEs cpe:2.3:a:pcre:pcre2:*:*:*:*:*:*:*:*
Vendors & Products Pcre
Pcre pcre2
References
Metrics cvssV3_1

{'score': 7.4, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H'}


cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2026-09-11T04:11:51.666Z

Updated: 2026-09-11T19:59:16.349Z

Reserved: 2026-09-11T04:11:51.278Z

Link: CVE-2026-89161

cve-icon Vulnrichment

Updated: 2026-09-11T19:59:13.713Z

cve-icon NVD

Status : Undergoing Analysis

Published: 2026-09-11T04:18:04.470

Modified: 2026-09-16T19:10:47.780

Link: CVE-2026-89161

cve-icon Redhat

Severity : Important

Publid Date: 2026-09-11T04:11:51Z

Links: CVE-2026-89161 - Bugzilla