Out-of-bounds Read Affecting pcre2 package, versions <10.48-r0


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.29% (20th percentile)

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  • Snyk IDSNYK-ALPINE323-PCRE2-20364507
  • published1 Oct 2026
  • disclosed11 Sept 2026

Introduced: 11 Sep 2026

NewCVE-2026-89156  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade Alpine:3.23 pcre2 to version 10.48-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream pcre2 package and not the pcre2 package as distributed by Alpine. See How to fix? for Alpine:3.23 relevant fixed versions and status.

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

CVSS Base Scores

version 3.1