CVE-2022-31624: mariadb Improper Locking
CVSS: 5.5v3.1MediumModified
AliasesALPINE-CVE-2022-31624UBUNTU-CVE-2022-31624DEBIAN-CVE-2022-31624
Published 25-05-2022Last modified 03-08-2024
Vulnerability summary
CVE-2022-31624 is a medium (CVSS 5.5) Improper Locking vulnerability in mariadb. EPSS estimates a 0.22% chance of exploitation in the next 30 days, higher than 11.3% of scored vulnerabilities.
CVSS score
5.5/10
010
Medium · v3.1 (NVD)EPSS score
0.22%
0%100%
Low · +0.01 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 6Timeline
- 25-05-2022PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
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 metrics
5 scores · 4 sources · 2 versionsMedium 5.5Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HSourcesAll 4 agree
- OSV · AlpineEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Low 2.1Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
0.22%
Chance of exploitation in the next 30 days
Percentile
11%
Versus all other CVEs
30-day change
+0.01 pp
From 0.21% on 19-09-2026
19-09-202619-10-2026
EPSS score0.22%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Ubuntu3 products
- mariadb-10.0All versions (No fix recorded)
- mariadb-10.1All versions (No fix recorded)
- mariadb-10.3< 1:10.3.32-0ubuntu0.20.04.1
Alpine1 product
- mariadb≥ 10.3.0, < 10.6.7-r0
Debian1 product
- mariadb-10.5< 1:10.5.15-0+deb11u1
Mariadb1 product
- mariadb< 10.2.41 | ≥ 10.3.0, < 10.3.32 | ≥ 10.4.0, < 10.4.22 | ≥ 10.5.0, < 10.5.13 | ≥ 10.6.0, < 10.6.5
4 vendors · 6 products
References
8 links- jira.mariadb.org/browse/MDEV-26556?filter=-2X Refsource MISCREPORTIssue TrackingPermissions RequiredThird Party Advisory
- github.com/MariaDB/server/commit/d627d00b13ab2f2c0954ea7b77202470cb102944X Refsource MISCREPORTPatchThird Party Advisory
