USN-6700-1: Linux kernel vulnerabilities
It was discovered that the Layer 2 Tunneling Protocol (L2TP) implementation in the Linux kernel contained a race condition when releasing PPPoL2TP sockets in certain conditions, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2022-20567) It was discovered that