CVE-2026-93962 PUBLISHED

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

Assigner: VulDB
Reserved: 19.09.2026 Published: 20.09.2026 Updated: 20.09.2026

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.

Metrics

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:P
CVSS Score: 6.9

Product Status

Vendor n/a
Product Kamailio
Versions
  • Version 5.8.0 is affected
  • Version 5.8.1 is affected
  • Version 5.8.2 is affected
  • Version 5.8.3 is affected
  • Version 5.8.4 is affected
  • Version 5.8.5 is affected
  • Version 5.8.6 is affected
  • Version 5.8.7 is affected
  • Version 5.8.8 is affected
  • Version 6.0.0 is affected
  • Version 6.0.1 is affected
  • Version 6.0.2 is affected
  • Version 6.0.3 is affected
  • Version 6.0.4 is affected
  • Version 6.0.5 is affected
  • Version 6.0.6 is affected
  • Version 6.0.7 is affected
  • Version 6.1.0 is affected
  • Version 6.1.1 is affected
  • Version 6.1.2 is affected
  • Version 6.1.3 is affected
  • Version 6.1.4 is affected
  • Version 6.2.0-dev1 is affected
  • Version 6.0.8 is unaffected

Credits

  • WeiYi (VulDB User) reporter

References

Problem Types

  • Heap-based Buffer Overflow CWE
  • Memory Corruption CWE