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CVE-2026-93962: Heap-based Buffer Overflow in Kamailio

0
Medium
VulnerabilityCVE-2026-93962cvecve-2026-93962
Published: 09/20/2026 (09/20/2026, 05:00:11 UTC)
Source: CVE Database V5
Product: Kamailio

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.

CVSS v4.0

Score 6.9medium

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
None
Vuln. Confidentiality
Low
Vuln. Integrity
Low
Vuln. Availability
Low
Subsq. Confidentiality
Low
Subsq. Integrity
Low
Subsq. Availability
Low
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

Affected software

Kamailio

Affected versions
=5.8.0=5.8.1=5.8.2=5.8.3=5.8.4=5.8.5=5.8.6=5.8.7=5.8.8=6.0.0=6.0.1=6.0.2=6.0.3=6.0.4=6.0.5=6.0.6=6.0.7=6.1.0=6.1.1=6.1.2=6.1.3=6.1.4=6.2.0-dev1
CPE configurations
cpe:2.3:a:kamailio:kamailio:*:*:*:*:*:*:*:*

Technical Details

Data Version
5.2
Assigner Short Name
VulDB
Date Reserved
2026-09-19T09:23:33.184Z
Cvss Version
4.0
State
PUBLISHED

Threat ID: 6aaf6c5055bf5e2cf5999a53

Added to database: 09/20/2026, 05:17:04 UTC

Last updated: 09/20/2026, 05:17:04 UTC

Views: 1

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