CVE-2021-46662: MariaDB

Medium severity, CVSS 5.5. EPSS: 0.4% chance of exploitation in the next 30 days.

MariaDB through 10.5.9 allows a set_var.cc application crash via certain uses of an UPDATE statement in conjunction with a nested subquery.

Affected products

• MariaDB MariaDB: from 10.3.0, before 10.3.32 (fixed in 10.3.32); from 10.4.0, before 10.4.22 (fixed in 10.4.22); from 10.5.0, before 10.5.13 (fixed in 10.5.13); from 10.6.0, before 10.6.5 (fixed in 10.6.5)

Published 2022-02-01. Last modified 2026-06-17.