CVE-2026-46137

CRITICAL EPSS 34.1%
Published May 28, 20261mo ago · Modified Jun 19, 20261w ago
9.8 CVSS 3.1
Critical
Find Similar
Published May 28, 2026 1mo ago
Last Modified Jun 19, 2026 1w ago

Description

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.

CVSS Details

Base Score
9.8
Exploitability
3.9
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
34.1% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

References 8

  • git.kernel.org https://git.kernel.org/stable/c/013dcdc1961543b9a3433466bc8c79a2f4ca75b5
  • git.kernel.org https://git.kernel.org/stable/c/23079e0b7742ec114d3507c3e3aad01b7b69e4af
  • git.kernel.org https://git.kernel.org/stable/c/2ad56e434199ca24a812bb353667aa1c3860f513
  • git.kernel.org https://git.kernel.org/stable/c/5cd6e0ad79d2615264f63929f8b457ad97ae550d
  • git.kernel.org https://git.kernel.org/stable/c/6e4710d7d8782cb61af29a7e7111ddfc38b9e1a3
  • git.kernel.org https://git.kernel.org/stable/c/b35605e1f1e877038c8c9d499babbc891cdd234f
  • git.kernel.org https://git.kernel.org/stable/c/cc3c0399361efaaf7ae64262eb3f70829b1189c6
  • git.kernel.org https://git.kernel.org/stable/c/d9b272a85fe6b8f993e37915311e4038c814a533

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.