CVE-2022-38791: In MariaDB before 10.9.2, compress_write in extra/mariabackup/ds_compress.cc does not release data_mutex upon a stream write failure, which allows local users to trigger a…

Medium severity · published Aug 27, 2022

CVE-2022-38791

In MariaDB before 10.9.2, compress_write in extra/mariabackup/ds_compress.cc does not release data_mutex upon a stream write failure, which allows local users to trigger a…

5.5

CVSS

0.3%

EPSS

On KEV

Description

In MariaDB before 10.9.2, compress_write in extra/mariabackup/ds_compress.cc does not release data_mutex upon a stream write failure, which allows local users to trigger a deadlock.

CVSS vector

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

Attack vector

Local

Complexity

Low

Privileges

Low

User interaction

None

Confidentiality

None

Integrity

None

Availability

High

Scope

Unchanged

Exploitation

Is it being used?

Exploit prediction (EPSS)0.3% · higher than 17% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

Fedora · Fedoraproject

35; 36; 37 · source: NVD

Mariadb · Mariadb

10.3.0 before 10.3.36; 10.4.0 before 10.4.26; 10.5.0 before 10.5.17; 10.6.0 before 10.6.9; 10.7.0 before 10.7.5; 10.8.0 before 10.8.4; +1 more · source: NVD

Affected product

Fedora

Fedoraproject

All Fedora CVEs

References

NVD

https://nvd.nist.gov/vuln/detail/CVE-2022-38791

CVE.org

https://www.cve.org/CVERecord?id=CVE-2022-38791

Issue Tracking

https://jira.mariadb.org/browse/MDEV-28719

lists.fedoraproject.org