Medium severity · published May 25, 2022
CVE-2022-31624
MariaDB Server before 10.7 is vulnerable to Denial of Service
5.5
CVSS
0.2%
EPSS
No
On KEV
Description
MariaDB Server before 10.7 is vulnerable to Denial of Service. While executing the plugin/server_audit/server_audit.c method log_statement_ex, the held lock lock_bigbuffer is not released correctly, which allows local users to trigger a denial of service due to the 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)0.2% · higher than 12% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MA
Mariadb · Mariadb
before 10.2.41; 10.3.0 before 10.3.32; 10.4.0 before 10.4.22; 10.5.0 before 10.5.13; 10.6.0 before 10.6.5 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-31624
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-31624
Patch
https://github.com/MariaDB/server/commit/d627d00b13ab2f2c0954ea7b77202470cb102944
Issue Tracking
https://jira.mariadb.org/browse/MDEV-26556?filter=-2
Third Party Advisory
https://security.netapp.com/advisory/ntap-20220707-0006/
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