GHSA-Q7RW-R7QQ-2HX6: PCRE2: uninitialized memory disclosure in pcre2_serialize_encode() · Advisory · PCRE2Project/pcre2 · GitHub

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PublisherGitHub

Article IDGHSA-Q7RW-R7QQ-2HX6

Verified snapshot26 Sept 2026, 16:54 UTC

Linked CVEs1

Linked CVE reports

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CVE-2026-89162In PCRE2 before 10.48, pcre2_serialize_encode might disclose two bytes to an adversary, typically in a situation where the access available to the adversary is already unsafe

Source and provenance

Original title: PCRE2: uninitialized memory disclosure in pcre2_serialize_encode() · 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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