{"api_version":"1","generated_at":"2026-05-30T17:59:36+00:00","cve":"CVE-2026-46137","urls":{"html":"https://cve.report/CVE-2026-46137","api":"https://cve.report/api/cve/CVE-2026-46137.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-46137","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-46137"},"summary":{"title":"mptcp: pm: ADD_ADDR rtx: fix potential data-race","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmptcp: pm: ADD_ADDR rtx: fix potential data-race\n\nThis mptcp_pm_add_timer() helper is executed as a timer callback in\nsoftirq context. To avoid any data races, the socket lock needs to be\nheld with bh_lock_sock().\n\nIf the socket is in use, retry again soon after, similar to what is done\nwith the keepalive timer.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-05-28 10:16:29","updated_at":"2026-05-30 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Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-46137","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 00cfd77b9063dcdf3628a7087faba60de85a9cc8 013dcdc1961543b9a3433466bc8c79a2f4ca75b5 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 00cfd77b9063dcdf3628a7087faba60de85a9cc8 6e4710d7d8782cb61af29a7e7111ddfc38b9e1a3 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 00cfd77b9063dcdf3628a7087faba60de85a9cc8 2ad56e434199ca24a812bb353667aa1c3860f513 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 00cfd77b9063dcdf3628a7087faba60de85a9cc8 cc3c0399361efaaf7ae64262eb3f70829b1189c6 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 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the Linux kernel, the following vulnerability has been resolved:\n\nmptcp: pm: ADD_ADDR rtx: fix potential data-race\n\nThis mptcp_pm_add_timer() helper is executed as a timer callback in\nsoftirq context. To avoid any data races, the socket lock needs to be\nheld with bh_lock_sock().\n\nIf the socket is in use, retry again soon after, similar to what is done\nwith the keepalive timer."}],"metrics":[{"cvssV3_1":{"baseScore":9.8,"baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"providerMetadata":{"dateUpdated":"2026-05-30T10:48:14.129Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/013dcdc1961543b9a3433466bc8c79a2f4ca75b5"},{"url":"https://git.kernel.org/stable/c/6e4710d7d8782cb61af29a7e7111ddfc38b9e1a3"},{"url":"https://git.kernel.org/stable/c/2ad56e434199ca24a812bb353667aa1c3860f513"},{"url":"https://git.kernel.org/stable/c/cc3c0399361efaaf7ae64262eb3f70829b1189c6"},{"url":"https://git.kernel.org/stable/c/5cd6e0ad79d2615264f63929f8b457ad97ae550d"}],"title":"mptcp: pm: ADD_ADDR rtx: fix potential data-race","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-46137","datePublished":"2026-05-28T09:35:53.628Z","dateReserved":"2026-05-13T15:03:33.100Z","dateUpdated":"2026-05-30T10:48:14.129Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-05-28 10:16:29","lastModifiedDate":"2026-05-30 11:17:23","problem_types":[],"metrics":{"cvssMetricV31":[{"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":5.9}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"46137","Ordinal":"1","Title":"mptcp: pm: ADD_ADDR rtx: fix potential data-race","CVE":"CVE-2026-46137","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"46137","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nmptcp: pm: ADD_ADDR rtx: fix potential data-race\n\nThis mptcp_pm_add_timer() helper is executed as a timer callback in\nsoftirq context. To avoid any data races, the socket lock needs to be\nheld with bh_lock_sock().\n\nIf the socket is in use, retry again soon after, similar to what is done\nwith the keepalive timer.","Type":"Description","Title":"mptcp: pm: ADD_ADDR rtx: fix potential data-race"}]}}}