# CVE-2026-82608: kamailio: A vulnerability was determined in Kamailio up to 5.5.0/6.0.7

CVE-2026-82608 is fixed in kamailio on 1 platform, first by DEBIAN-CVE-2026-82608, released September 5, 2026. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2026-82608
- Priority: Routine
- CVSS: n/a
- EPSS: 0.0041
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Aug 31, 2026

## Description

A vulnerability was determined in Kamailio up to 5.5.0/6.0.7. This affects the function get_4bytes of the file src/modules/ims_registrar_scscf/cxdx_avp.c of the component AVP Handler. Executing a manipulation can lead to out-of-bounds read. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized. This patch is called abb5d60af6eefbd367bf6588c5589566b090e272. It is advisable to implement a patch to correct this issue. The vendor points out, that "[v]ersion 5.5.0 is old and not maintained anymore."

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | kamailio Debian 13.5 (trixie) | 6.0.1-1+deb13u2 | [DEBIAN-CVE-2026-82608](https://patchblox.com/security/data/fix/linux/debian-cve-2026-82608.md) | Sep 5, 2026 |
| Linux | kamailio Debian 14 | 6.1.4-1 | [DEBIAN-CVE-2026-82608](https://patchblox.com/security/data/fix/linux/debian-cve-2026-82608.md) | Sep 5, 2026 |

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Data as of 2026-11-08T13:06:02Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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