CVE-2026-89157

Description

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.

Affected Platforms

Weakness Type

CWE-190

References

• https://github.com/PCRE2Project/pcre2/releases/tag/pcre2-10.48
• https://github.com/PCRE2Project/pcre2/security/advisories/GHSA-q8g2-wprr-34m9
• https://github.com/PCRE2Project/pcre2/security/advisories/GHSA-q8g2-wprr-34m9