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CVE-2026-46137

mptcp: pm: ADD_ADDR rtx: fix potential data-race PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 00cfd77b9063dcdf3628a7087faba60de85a9cc8 before d9b272a85fe6b8f993e37915311e4038c814a533; affected 00cfd77b9063dcdf3628a7087faba60de85a9cc8 before 23079e0b7742ec114d3507c3e3aad01b7b69e4af; affected 00cfd77b9063dcdf3628a7087faba60de85a9cc8 before b35605e1f1e877038c8c9d499babbc891cdd234f; affected 00cfd77b9063dcdf3628a7087faba60de85a9cc8 before 013dcdc1961543b9a3433466bc8c79a2f4ca75b5; affected 00cfd77b9063dcdf3628a7087faba60de85a9cc8 before 6e4710d7d8782cb61af29a7e7111ddfc38b9e1a3; affected 00cfd77b9063dcdf3628a7087faba60de85a9cc8 before 2ad56e434199ca24a812bb353667aa1c3860f513; affected 00cfd77b9063dcdf3628a7087faba60de85a9cc8 before cc3c0399361efaaf7ae64262eb3f70829b1189c6; affected 00cfd77b9063dcdf3628a7087faba60de85a9cc8 before 5cd6e0ad79d2615264f63929f8b457ad97ae550d
Linux / Linuxaffected 5.10; unaffected 0 before 5.10; unaffected 5.10.259 through 5.10.*; unaffected 5.15.210 through 5.15.*; unaffected 6.1.176 through 6.1.*; unaffected 6.6.141 through 6.6.*; unaffected 6.12.91 through 6.12.*; unaffected 6.18.30 through 6.18.*; unaffected 7.0.7 through 7.0.*; unaffected 7.1 through *

CWE

No CWE identifiers supplied.

References

ADP enrichment

siemens-SADP

No English description supplied.

CISA-ADP

No English description supplied.

No references supplied.