#VU63516 Buffer overflow in MariaDB


Published: 2022-05-23 | Updated: 2022-05-23

Vulnerability identifier: #VU63516

Vulnerability risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-27382

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
MariaDB
Server applications / Database software

Vendor: MariaDB Foundation

Description

The vulnerability allows a remote user to perform a denial of service (DoS) attack.

The vulnerability exists due to a segmentation fault via the Item_field::used_tables/update_depend_map_for_order() function. A remote user can send specially crafted data and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

MariaDB: 10.4.0 - 10.4.24, 10.5.0 - 10.5.15, 10.6.0 - 10.6.7, 10.7.0 - 10.7.3, 10.8.0 - 10.8.2, 10.9.0


External links
http://jira.mariadb.org/browse/MDEV-26402


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.


Latest bulletins with this vulnerability