CVE-2026-50812

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.

CVSS Vector

References

• https://gist.github.com/junius-sec/bb556f333957c5226dede314db0e9e91
• https://github.com/sqlite/sqlite/commit/b869ed6b067d623cb1383549f2a18aa35508385d
• https://sqlite.org/src/info/e807d4e3798efd53