CVE-2025-71144

In the Linux kernel, the following vulnerability has been resolved: mptcp: ensure context reset on disconnect After the blamed commit below, if the MPC subflow is already in TCPCLOSE status or has fallback to TCP at mptcpdisconnect time, mptcpdofastclose skips setting the sendfastclose flag and t...

CVE-2025-71088

In the Linux kernel, the following vulnerability has been resolved: mptcp: fallback earlier on simult connection Syzkaller reports a simult-connect race leading to inconsistent fallback status: WARNING: CPU: 3 PID: 33 at net/mptcp/subflow.c:1515 subflowdataready+0x40b/0x7c0 net/mptcp/subflow.c:15...

CVE-2025-71088 mptcp: fallback earlier on simult connection

In the Linux kernel, the following vulnerability has been resolved: mptcp: fallback earlier on simult connection Syzkaller reports a simult-connect race leading to inconsistent fallback status: WARNING: CPU: 3 PID: 33 at net/mptcp/subflow.c:1515 subflowdataready+0x40b/0x7c0 net/mptcp/subflow.c:15...

CVE-2025-71088

CVE-2025-71088 affects the Linux kernel’s mptcp implementation. Syzkaller reported a simult-connect race in net/mptcp/subflow.c where a TCP subflow can process a simult-ack after transitioning to TCP_FIN1, bypassing the MPTCP fallback check and leaving the socket in an inconsistent state; this ca...