PCRE2 before 10.48 has a pcre2_match out-of-bounds read after a JIT fallback when an attacker can provide invalid UTF data.

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Fixes

Solution

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Workaround

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History

Wed, 16 Sep 2026 19:45:00 +0000

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

Mon, 14 Sep 2026 21:00:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


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

Type Values Removed Values Added
Title PCRE2 Out-of-Bounds Read During JIT Fallback with Invalid UTF Input PCRE2: PCRE2: Out-of-bounds read via invalid UTF data during JIT fallback
References
Metrics threat_severity

None

threat_severity

Low


Fri, 11 Sep 2026 06:30:00 +0000

Type Values Removed Values Added
Title PCRE2 Out-of-Bounds Read During JIT Fallback with Invalid UTF Input

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

Type Values Removed Values Added
Description PCRE2 before 10.48 has a pcre2_match out-of-bounds read after a JIT fallback when an attacker can provide invalid UTF data.
First Time appeared Pcre
Pcre pcre2
Weaknesses CWE-125
CPEs cpe:2.3:a:pcre:pcre2:*:*:*:*:*:*:*:*
Vendors & Products Pcre
Pcre pcre2
References
Metrics cvssV3_1

{'score': 2.9, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-09-14T18:18:18.694Z

Reserved: 2026-09-11T04:03:05.439Z

Link: CVE-2026-89156

cve-icon Vulnrichment

Updated: 2026-09-14T14:57:03.137Z

cve-icon NVD

Status : Analyzed

Published: 2026-09-11T04:18:03.230

Modified: 2026-09-16T19:27:01.327

Link: CVE-2026-89156

cve-icon Redhat

Severity : Low

Publid Date: 2026-09-11T04:03:05Z

Links: CVE-2026-89156 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2026-09-11T17:30:06Z

Weaknesses