{"id":"CVE-2026-90350","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: reject out-of-range link ids in mt76_vif_link()\n\nmt76_vif_link() indexes mvif->link[] without validating link_id, but\ncallers pass mvif->deflink_id / msta->…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: reject out-of-range link ids in mt76_vif_link()\n\nmt76_vif_link() indexes mvif->link[] without validating link_id, but\ncallers pass mvif->deflink_id / msta->…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= a9384b36a42afc2d715eb74c19a7ee558f09ef82 < 13f6a9c786022d5213e84d494cc8717c378f5395","Linux >= a9384b36a42afc2d715eb74c19a7ee558f09ef82 < c1442c345ca8da857fadea1d0797b97347ab6984","Linux >= a9384b36a42afc2d715eb74c19a7ee558f09ef82 < 9ba744a28c26eaa5cae930688a22e01888395308","Linux 6.15"],"published":"2026-09-17","updated":"2026-09-17","sourceUpdated":"2026-09-17T17:17:33.810","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-90350","references":[{"url":"https://git.kernel.org/stable/c/13f6a9c786022d5213e84d494cc8717c378f5395","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/9ba744a28c26eaa5cae930688a22e01888395308","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/c1442c345ca8da857fadea1d0797b97347ab6984","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-09-17T16:21:47.815Z","epss":0.00206,"epssPercentile":0.09439,"slug":"CVE-2026-90350","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: reject out-of-range link ids in mt76_vif_link()\n\nmt76_vif_link() indexes mvif->link[] without validating link_id, but\ncallers pass mvif->deflink_id / msta->deflink_id, which hold\nIEEE80211_LINK_UNSPECIFIED (0xf) until the first link has been added.\nSince IEEE80211_MLD_MAX_NUM_LINKS is 15, that reads one element past the\nend of the array, aliasing mt76_vif_data.offchannel_link.\n\nReachable via mt7996_set_tsf()/mt7996_offset_tsf() and\nmt7996_net_fill_forward_path(). Bounds check link_id and return NULL,\nmatching mt7996_sta_link() and mt7996_sta_link_protected().\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}