CVE-2026-119379
HIGH severity · CVSS 7.8 · Out-of-bounds write
7.8CVSS HIGH
Summary
SQLite before 3.54.0 built with the session extension contains a heap buffer overflow vulnerability in sqlite3changeset_apply() that allows attackers to corrupt heap memory by supplying crafted changesets. Attackers can repeat a table name in a second changeset block with a larger column count, causing sessionUpdateFind() to memset past the undersized aUpdateMask allocation.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredNone
User interactionRequired
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://github.com/sqlite/sqlite/commit/64459c87cc702d600704fb77ee40ca1782398a52 ↗
Additional information
- NVD record
- https://github.com/sqlite/sqlite/commit/64459c87cc702d600704fb77ee40ca1782398a52Patch
- https://sqlite.org/bugs/info/2026-08-16T10:15:25ZPatch
- https://sqlite.org/src/info/3f57024aecea0f3bPatch
- https://github.com/sqlite/sqlite
- https://github.com/sqlite/sqlite/blob/version-3.53.4/ext/session/sqlite3session.c#L5619
- https://sqlite.org/releaselog/3_54_0.html
- https://www.vulncheck.com/advisories/sqlite-before-3.54.0-heap-buffer-overflow-via-session-extension-sessionupdatefindAdvisory
- https://abraxaslabs.tech/research/sqlite-session-ncolAdvisory