{"id":"CVE-2026-46125","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: remove station if connection prep fails\n\nIf connection preparation fails for MLO connections, then the\ninterface is completely reset to non-MLD","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: remove station if connection prep fails\n\nIf connection preparation fails for MLO connections, then the\ninterface is completely reset to non-MLD. In this…","severity":"high","cvss":8.8,"cvssVector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-416","CWE-825"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 6.0, < 6.1.176","linux_kernel >= 6.2, < 6.6.140","linux_kernel >= 6.7, < 6.12.88","linux_kernel >= 6.13, < 6.18.30","linux_kernel >= 6.19, < 7.0.7","linux_kernel = 7.1"],"patched":["linux_kernel 7.0.7"],"published":"2026-05-28","updated":"2026-10-15","sourceUpdated":"2026-10-15T02:19:45.200","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-46125","references":[{"url":"https://git.kernel.org/stable/c/18fed0a209500bfea5c4c08609ec93855e4e500b","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/1c2b72ea89882aeb948340498391e69c58d466f1","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/283fc9e44ff5b5ac967439b4951b80bd4299f4e4","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/9e28654f79f443bca9b29ff3ae7cf18abfba58a0","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/afcbaed89cdc1a001b43270cbf5394bb4804270a","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/fe75fa1ac9a92990f7fc3d34b17808fd933071b2","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://access.redhat.com/errata/RHSA-2026:26427","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://access.redhat.com/errata/RHSA-2026:26428","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://access.redhat.com/errata/RHSA-2026:26462","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://access.redhat.com/errata/RHSA-2026:26515","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://access.redhat.com/errata/RHSA-2026:26563","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://access.redhat.com/errata/RHSA-2026:27288","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://access.redhat.com/errata/RHSA-2026:27708","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://access.redhat.com/errata/RHSA-2026:27731","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://access.redhat.com/errata/RHSA-2026:27735","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://access.redhat.com/errata/RHSA-2026:27789","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://access.redhat.com/security/cve/CVE-2026-46125","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2482608","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-784472.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-46125.json","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}],"tags":["nvd","cve.org"],"epss":0.00442,"epssPercentile":0.36858,"ingestedAt":"2026-10-15T03:30:12.889Z","slug":"CVE-2026-46125","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: remove station if connection prep fails\n\nIf connection preparation fails for MLO connections, then the\ninterface is completely reset to non-MLD. In this case, we must\nnot keep the station since it's related to the link of the vif\nbeing removed. Delete an existing station. Any \"new_sta\" is\nalready being removed, so that doesn't need changes.\n\nThis fixes a use-after-free/double-free in debugfs if that's\nenabled, because a vif going from MLD (and to MLD, but that's\nnot relevant here) recreates its entire debugfs.\n\n## Affected\n\n- `linux_kernel >= 6.0, < 6.1.176`\n- `linux_kernel >= 6.2, < 6.6.140`\n- `linux_kernel >= 6.7, < 6.12.88`\n- `linux_kernel >= 6.13, < 6.18.30`\n- `linux_kernel >= 6.19, < 7.0.7`\n- `linux_kernel = 7.1`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 7.0.7`","depth":"twilight","depthScore":48,"depthScoreParts":{"impact":48.4,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}