CVE-2022-27376
MariaDB Server vulnerability analysis and mitigation

Overview

CVE-2022-27376 affects MariaDB Server versions through 10.6.5, containing a use-after-free vulnerability in the component Item_args::walk_arg. The vulnerability was discovered in early 2022 and can be exploited through specially crafted SQL statements (CVE Mitre, MariaDB Jira).

Technical details

The vulnerability is a use-after-free issue specifically located in the Item_args::walk_arg component of MariaDB. The flaw can be triggered via specially crafted SQL statements that manipulate virtual columns. The vulnerability has been assigned a CVSS v3.1 score of 7.5 (High), with the vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H (NetApp Advisory).

Impact

When successfully exploited, this vulnerability could lead to a Denial of Service (DoS) condition in the affected MariaDB server installations (NetApp Advisory).

Mitigation and workarounds

The vulnerability has been fixed in MariaDB versions 10.3.35, 10.4.25, 10.5.16, 10.6.8, and 10.7.4. Users are advised to upgrade to these or later versions to address the security issue (Debian Security).

Additional resources


SourceThis report was generated using AI

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