CVE-2026-35549

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.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://jira.mariadb.org/browse/MDEV-38365	Issue Tracking

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mariadb:mariadb::::::::
	cpe:2.3:a:mariadb:mariadb::::::::
	cpe:2.3:a:mariadb:mariadb::::::::

History

No history.

Information

Published : 2026-04-03 05:16

Updated : 2026-07-24 21:10

NVD link : CVE-2026-35549

Mitre link : CVE-2026-35549

CVE.ORG link : CVE-2026-35549

JSON object : View

Products Affected

mariadb

mariadb

CWE

CWE-789

Memory Allocation with Excessive Size Value

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