CVE-2026-46137
mptcp: pm: ADD_ADDR rtx: fix potential data-race
CVSS Score
9.8
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | May 28, 2026 |
| Last Updated | May 30, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
Linux / Linux
00cfd77b9063dcdf3628a7087faba60de85a9cc8 < 013dcdc1961543b9a3433466bc8c79a2f4ca75b5 00cfd77b9063dcdf3628a7087faba60de85a9cc8 < 6e4710d7d8782cb61af29a7e7111ddfc38b9e1a3 00cfd77b9063dcdf3628a7087faba60de85a9cc8 < 2ad56e434199ca24a812bb353667aa1c3860f513 00cfd77b9063dcdf3628a7087faba60de85a9cc8 < cc3c0399361efaaf7ae64262eb3f70829b1189c6 00cfd77b9063dcdf3628a7087faba60de85a9cc8 < 5cd6e0ad79d2615264f63929f8b457ad97ae550d
Linux / Linux
5.10
References
git.kernel.org: https://git.kernel.org/stable/c/013dcdc1961543b9a3433466bc8c79a2f4ca75b5 git.kernel.org: https://git.kernel.org/stable/c/6e4710d7d8782cb61af29a7e7111ddfc38b9e1a3 git.kernel.org: https://git.kernel.org/stable/c/2ad56e434199ca24a812bb353667aa1c3860f513 git.kernel.org: https://git.kernel.org/stable/c/cc3c0399361efaaf7ae64262eb3f70829b1189c6 git.kernel.org: https://git.kernel.org/stable/c/5cd6e0ad79d2615264f63929f8b457ad97ae550d