GHSA-FMGR-6GGQ-9859: PCRE2: integer overflow in pcre2_compile_32() causes out-of-bounds write on 32-bit systems · Advisory · PCRE2Project/pcre2 · GitHub

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PublisherGitHub

Article IDGHSA-FMGR-6GGQ-9859

Verified snapshot26 Sept 2026, 16:54 UTC

Linked CVEs1

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CVE-2026-89158PCRE2 before 10.48, on 32-bit platforms, has a pcre2_compile_32 integer overflow and resultant out-of-bounds write

Source and provenance

Original title: PCRE2: integer overflow in pcre2_compile_32() causes out-of-bounds write on 32-bit systems · Advisory · PCRE2Project/pcre2 · GitHub. Captured 26 Sept 2026, 16:54 UTC. The stored article is used for enrichment and change detection; BlackTree does not republish the publisher's full text here.

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