CVE-2026-46137 — mptcp: pm: ADD_ADDR rtx: fix potential data-race
In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: ADD_ADDR rtx: fix potential data-race This mptcp_pm_add_timer() helper is executed as a timer ca…
Published: 2026-05-28 · CVSS: 9.8 · CVSS 3.1
In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: ADD_ADDR rtx: fix potential data-race This mptcp_pm_add_timer() helper is executed as a timer callback in softirq context. To avoid any data races, the socket lock needs to be held with bh_lock_sock(). If the socket is in use, retry again soon after, similar to what is done with the keepalive timer.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7