What’s Vulnerable › Vulnerabilities
CVE-2021-46667
- Severity: medium (CVSS 5.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.4% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2022-02-01 · updated 2026-06-17
- Weakness: CWE-190
Description
MariaDB before 10.6.5 has a sql_lex.cc integer overflow, leading to an application crash.
Affected products
- Fedoraproject Fedora: 34, 35, 36
- MariaDB: before 10.2.41; from 10.3.0 before 10.3.32; from 10.4.0 before 10.4.22; from 10.5.0 before 10.5.13; from 10.6.0 before 10.6.5 — fixed in 10.2.41, 10.3.32, 10.4.22, 10.5.13, 10.6.5
How to fix
Upgrade to a fixed version: MariaDB 10.2.41, 10.3.32, 10.4.22, 10.5.13. Check the vendor advisory for mitigations.
References
- https://jira.mariadb.org/browse/MDEV-26350
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DKJRBYJAQCOPHSED43A3HUPNKQLDTFGD/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EZFZVMJL5UDTOZMARLXQIMG3BTG6UNYW/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NJ4KDAGF3H4D4BDTHRAM6ZEAJJWWMRUO/
- https://mariadb.com/kb/en/security/
- https://security.netapp.com/advisory/ntap-20220221-0002/
- https://jira.mariadb.org/browse/MDEV-26350
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DKJRBYJAQCOPHSED43A3HUPNKQLDTFGD/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EZFZVMJL5UDTOZMARLXQIMG3BTG6UNYW/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NJ4KDAGF3H4D4BDTHRAM6ZEAJJWWMRUO/
- https://mariadb.com/kb/en/security/
- https://security.netapp.com/advisory/ntap-20220221-0002/
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