Vulnerability CVE-2022-31622


Published: 2022-05-25   Modified: 2022-05-26

Description:
MariaDB Server before 10.7 is vulnerable to Denial of Service. In extra/mariabackup/ds_compress.cc, when an error occurs (pthread_create returns a nonzero value) while executing the method create_worker_threads, the held lock is not released correctly, which allows local users to trigger a denial of service due to the deadlock.

Type:

CWE-404

(Improper Resource Shutdown or Release)

CVSS2 => (AV:L/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
2.1/10
2.9/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Mariadb -> Mariadb 

 References:
https://jira.mariadb.org/browse/MDEV-26561?filter=-2
https://github.com/MariaDB/server/commit/e1eb39a446c30b8459c39fd7f2ee1c55a36e97d2

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