CVE-2026-34874: Null Pointer Dereference
Published Apr 1, 2026
·Updated
An issue was discovered in Mbed TLS through 3.6.5 and 4.x through 4.0.0. There is a NULL pointer dereference in distinguished name parsing that allows an attacker to write to address 0.
Affected Software
2 affected components
Arm mbed TLS>=3.5.0<3.6.6
Arm mbed TLS=4.0.0
Event History
Apr 1, 2026
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·07:16 PM
DescriptionSeverityWeaknessAffected Software