CVE-2026-93962: Kamailio CDP Diameter Receiver receiver.c shm_malloc heap-based overflow

Description

A weakness has been identified in Kamailio up to 5.8.8/6.0.7/6.1.4/6.2.0-dev1. The impacted element is the function shm_malloc of the file src/modules/cdp/receiver.c of the component CDP Diameter Receiver. Executing a manipulation can lead to heap-based buffer overflow. It is possible to launch the attack remotely. The exploit has been made available to the public and could be used for attacks. Upgrading to version 6.0.8 is sufficient to resolve this issue. This patch is called 38711a3e788de0130d48cb485578c482b57d9351/4f62235b6f477b649c5cc18b0c81b4e26c949b98/4f62235b6f477b649c5cc18b0c81b4e26c949b98. You should upgrade the affected component.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

n/a Kamailio

5.8.0affected
5.8.1affected
5.8.2affected
5.8.3affected
5.8.4affected
5.8.5affected
5.8.6affected
5.8.7affected
5.8.8affected
6.0.0affected
6.0.1affected
6.0.2affected
6.0.3affected
6.0.4affected
6.0.5affected
6.0.6affected
6.0.7affected
6.1.0affected
6.1.1affected
6.1.2affected
6.1.3affected
6.1.4affected
6.2.0-dev1affected
6.0.8unaffected

CVE-2026-93962

Kamailio CDP Diameter Receiver receiver.c shm_malloc heap-based overflow

Description

Affected products

n/a Kamailio

References