CVE-2026-35549

mariadb: An issue was discovered in MariaDB Server before 11.4.10, 11.5.x through 11.8.x before 11.8.6, and 12.x before 12.2.2

CVE-2026-35549 is fixed in mariadb on 1 platform, first by DEBIAN-CVE-2026-35549, released April 3, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
6.5
medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0027
18th percentile

An issue was discovered in MariaDB Server before 11.4.10, 11.5.x through 11.8.x before 11.8.6, and 12.x before 12.2.2. If the caching_sha2_password authentication plugin is installed, and some user accounts are configured to use it, a large packet can crash the server because sha256_crypt_r uses alloca.

Where it's fixed

ProductFixed inFixReleased
Linux
mariadb · Debian 13.5 (trixie) 1:11.8.6-0+deb13u1 DEBIAN-CVE-2026-35549 Apr 3, 2026
mariadb · Debian 14 1:11.8.6-1 DEBIAN-CVE-2026-35549 Apr 3, 2026
mariadb · opensuse-leap 16.0 11.8.8-160000.1.1 OPENSUSE-SU-2026:20933-1 Jun 10, 2026
mariadb · sles 15.7 11.8.8-150700.3.15.1 SUSE-SU-2026:2330-1 Jun 10, 2026
mariadb · sles 16.0 11.8.8-160000.1.1 SUSE-SU-2026:22095-1 Jun 10, 2026

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