CVE-2025-68291 mptcp: Initialise rcv_mss before calling tcp_send_active_reset() in mptcp_do_fastclose().

In the Linux kernel, the following vulnerability has been resolved: mptcp: Initialise rcvmss before calling tcpsendactivereset in mptcpdofastclose. syzbot reported divide-by-zero in tcpselectwindow by MPTCP socket. 0 We had a similar issue for the bare TCP and fixed in commit 499350a5a6e7 "tcp:...

Linux Distros Unpatched Vulnerability : CVE-2025-68291

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - mptcp: Initialise rcvmss before calling tcpsendactivereset in mptcpdofastclose. syzbot reported divide-by-zero in tcpselectwindow by MPTCP socket. 0 We had a...

kernel: Divide-by-zero in __tcp_select_window

A divide-by-zero vulnerability was found in the tcpselectwindow function in the Linux kernel. This can result in a kernel panic causing a local denial of service...

kernel: Divide-by-zero in __tcp_select_window

A divide-by-zero vulnerability was found in the tcpselectwindow function in the Linux kernel. This can result in a kernel panic causing a local denial of service...

kernel: Divide-by-zero in __tcp_select_window

A divide-by-zero vulnerability was found in the tcpselectwindow function in the Linux kernel. This can result in a kernel panic causing a local denial of service...

kernel: Divide-by-zero in __tcp_select_window

A divide-by-zero vulnerability was found in the tcpselectwindow function in the Linux kernel. This can result in a kernel panic causing a local denial of service...

PT-2017-13254

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 4.12 Description The issue allows local users to cause a denial of service, resulting in a system crash due to a divide-by-zero error in the tcp select window function. This occurs when a disconnect is triggered...