CVE-2022-27455

mariadb: use-after-free when WHERE has subquery with an outer reference in HAVING

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Severity

Moderate

Red Hat Product Security

7.5

CVSS 3.1

Review impact separately from score.

Published · March 16, 2022

Updated · June 28, 2026

Description

A flaw was found in the MariaDB Server. It contains a use-after-free in the component, my_wildcmp_8bit_impl at /strings/ctype-simple.c, affecting availability.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE-416 · Use After Free