CVE-2026-121625 GNU Gatekeeper before 5.16 Out-of-Bounds Read via RTCP SDES Parsing

GNU Gatekeeper gnugk before 5.16 contains an out-of-bounds read vulnerability in ParseRTCP in ProxyChannel.cxx that allows remote RTP peers to read heap memory past received packets. Attackers can send RTCP SDES items lacking a NUL byte to the media proxy port during proxied H.323 calls with...