{"id":"CVE-2026-90370","summary":"wifi: mt76: mt7996: bound TLV walk in mt7996_mcu_get_chip_config","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7996: bound TLV walk in mt7996_mcu_get_chip_config\n\nThe response TLV loop advanced by tlv-\u003elen without a minimum, so a\ntheoretical firmware response containing a zero-length TLV could spin\nforever, hanging the CPU during device probe.\nThe u32 payload was also read without bounds checking.\nReject a short fixed field, stop on a TLV whose length underruns the\nheader or overruns the skb.","modified":"2026-09-18T03:48:37.752087886Z","published":"2026-09-17T16:09:11.398Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/90xxx/CVE-2026-90370.json"},"references":[{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"},{"type":"WEB","url":"https://git.kernel.org/stable/c/3106f62809d45c1e6aadfad1f4d7c3f74cd53a96"},{"type":"WEB","url":"https://git.kernel.org/stable/c/39aa6b853b6d69dd1fee3507efdb3c277b7c53e6"},{"type":"WEB","url":"https://git.kernel.org/stable/c/44af52467e72094351a362bf69effd52f1d9c186"},{"type":"WEB","url":"https://git.kernel.org/stable/c/93eaddfdd35aa6bfe570c087db4e97fb9d8a791a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/d0bb2189ade617e624f3c8f444ebb05f59bb2524"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/90xxx/CVE-2026-90370.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-90370"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"5d33053be609abfcfa9f5ca75d5554f2109aa40b"},{"fixed":"3106f62809d45c1e6aadfad1f4d7c3f74cd53a96"},{"fixed":"39aa6b853b6d69dd1fee3507efdb3c277b7c53e6"},{"fixed":"d0bb2189ade617e624f3c8f444ebb05f59bb2524"},{"fixed":"93eaddfdd35aa6bfe570c087db4e97fb9d8a791a"},{"fixed":"44af52467e72094351a362bf69effd52f1d9c186"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-90370.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.3.0"},{"fixed":"6.6.157"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.110"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.52"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"7.2.6"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-90370.json"}}],"schema_version":"1.9.0"}