CVE-2022-50071 mptcp: move subflow cleanup in mptcp_destroy_common()

In the Linux kernel, the following vulnerability has been resolved: mptcp: move subflow cleanup in mptcpdestroycommon If the mptcp socket creation fails due to a CGROUPINETSOCKCREATE eBPF program, the MPTCP protocol ends-up leaking all the subflows: the related cleanup happens in mptcpdestroysock...

PT-2025-25995 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 5.19.0-rc7 Description: A potential bad pointer dereference issue exists in the bpf sys bpf helper function, which allows an eBPF program to load another eBPF program from within the kernel. The issue arises whe...