A NULL pointer dereference in the SQLite Session Extension in SQLite 3.53.1 and SQLite trunk builds before check-in e807d4e3798efd53 allows an attacker who can supply a malformed changeset blob to cause a denial of service. The issue occurs when sqlite3changeset_apply_v3() applies a corrupt changeset and reaches sqlite3_value_type() with a NULL sqlite3_value pointer.
History

Wed, 08 Jul 2026 20:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-476
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 08 Jul 2026 20:00:00 +0000

Type Values Removed Values Added
First Time appeared Sqlite
Sqlite sqlite
Vendors & Products Sqlite
Sqlite sqlite

Wed, 08 Jul 2026 17:30:00 +0000

Type Values Removed Values Added
Description A NULL pointer dereference in the SQLite Session Extension in SQLite 3.53.1 and SQLite trunk builds before check-in e807d4e3798efd53 allows an attacker who can supply a malformed changeset blob to cause a denial of service. The issue occurs when sqlite3changeset_apply_v3() applies a corrupt changeset and reaches sqlite3_value_type() with a NULL sqlite3_value pointer.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-07-08T20:11:45.210Z

Reserved: 2026-06-07T00:00:00.000Z

Link: CVE-2026-50812

cve-icon Vulnrichment

Updated: 2026-07-08T20:10:29.574Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-07-08T19:45:03Z