High severity7.8NVD Advisory· Published Oct 30, 2026
CVE-2026-119373
CVE-2026-119373
Description
SQLite before 3.54.0 built with FTS5 contains a heap buffer overflow in fts5MergeRowidLists() that undersizes the output buffer when merging detail=none prefix doclists. Attackers who can populate a detail=none FTS5 table with negative rowids and run a prefix MATCH query can write past the allocation, corrupting heap memory and crashing the process.
Affected products
1Patches
Vulnerability mechanics
References
7- abraxaslabs.tech/research/sqlite-fts5-rowidmergenvd
- github.com/sqlite/sqlite/blob/version-3.53.4/ext/fts5/fts5_index.cnvd
- github.com/sqlite/sqlite/commit/e1c9934f9f11a499029abb020ea715a08970da80nvd
- sqlite.org/bugs/info/2026-08-04T08:49:27Znvd
- sqlite.org/releaselog/3_54_0.htmlnvd
- sqlite.org/src/info/a7f8c92f62nvd
- www.vulncheck.com/advisories/sqlite-before-3.54.0-fts5-heap-buffer-overflow-via-fts5mergerowidlistsnvd
News mentions
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