CVE-2025-12206
Kamailio rvalue.c rve_is_constant null pointer dereference
Summary
Kamailio rvalue.c rve_is_constant null pointer dereference
Original description
The description as published by the source.
A flaw has been found in Kamailio 5.5. The impacted element is the function rve_is_constant of the file src/core/rvalue.c. This manipulation causes null pointer dereference. The attack needs to be launched locally. The exploit has been published and may be used. It is still unclear if this vulnerability genuinely exists. This attack requires manipulating config files which might not be a realistic scenario in many cases. The vendor was contacted early about this disclosure but did not respond in any way.
Fix status by distribution
Fixed packages published by each distribution for this CVE
- Debian DEBIAN-CVE-2025-12206 kamailio
- Ubuntu UBUNTU-CVE-2025-12206 kamailio
References
- advisory github.com
- advisory nvd.nist.gov
- advisory vuldb.com
- advisory vuldb.com
- report vuldb.com
- report shimo.im
- report shimo.im
- web openwall.com
- web openwall.com
- web openwall.com
- web openwall.com