{"id":"CVE-2026-92498","state":"PUBLISHED","title":"wifi: ath6kl: avoid buffer overreads in WMI event handlers","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath6kl: avoid buffer overreads in WMI event handlers\n\nThe following WMI event handlers currently read from the event buffer\nwithout first verifying that the message was large enough to hold the\nexpected event:\nath6kl_wmi_scan_complete_rx()\nath6kl_wmi_addba_req_event_rx()\nath6kl_wmi_delba_req_event_rx()\n\nAdd length checks to prevent overread.","publishedAt":"2026-09-17T16:10:12.732Z","updatedAt":"2026-10-19T09:04:04.402Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"bdcd81707973cf8aa9305337166f8ee842a050d4","status":"affected","lessThan":"144fe0b0fa8f311ebe29ef16c8239bf6a24addc0","versionType":"git"},{"version":"bdcd81707973cf8aa9305337166f8ee842a050d4","status":"affected","lessThan":"a2de3fb4f83a525e95a86a683f0ff105b9b5785b","versionType":"git"},{"version":"bdcd81707973cf8aa9305337166f8ee842a050d4","status":"affected","lessThan":"d1d2ac5f5b1609a05c455d0aed12904b0985530d","versionType":"git"},{"version":"bdcd81707973cf8aa9305337166f8ee842a050d4","status":"affected","lessThan":"ea2a77682f9f984bc9a45a00b7d1aa198503c2fe","versionType":"git"},{"version":"bdcd81707973cf8aa9305337166f8ee842a050d4","status":"affected","lessThan":"41159d392c3adedc093a8d80521037b72350f606","versionType":"git"},{"version":"bdcd81707973cf8aa9305337166f8ee842a050d4","status":"affected","lessThan":"abda58f4529d7eebb6ef82e2d266dabc17507faa","versionType":"git"},{"version":"bdcd81707973cf8aa9305337166f8ee842a050d4","status":"affected","lessThan":"2f3635213ecf52ff943f01645f895cb39db8f0dc","versionType":"git"},{"version":"bdcd81707973cf8aa9305337166f8ee842a050d4","status":"affected","lessThan":"f57314aade9d74d30f3360ec5ef85a83654748be","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/ath/ath6kl/wmi.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.2","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.2","versionType":"semver"},{"version":"5.10.270","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.221","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.188","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.157","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.110","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.52","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.6","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/ath/ath6kl/wmi.c"]}],"references":["https://git.kernel.org/stable/c/144fe0b0fa8f311ebe29ef16c8239bf6a24addc0","https://git.kernel.org/stable/c/a2de3fb4f83a525e95a86a683f0ff105b9b5785b","https://git.kernel.org/stable/c/d1d2ac5f5b1609a05c455d0aed12904b0985530d","https://git.kernel.org/stable/c/ea2a77682f9f984bc9a45a00b7d1aa198503c2fe","https://git.kernel.org/stable/c/41159d392c3adedc093a8d80521037b72350f606","https://git.kernel.org/stable/c/abda58f4529d7eebb6ef82e2d266dabc17507faa","https://git.kernel.org/stable/c/2f3635213ecf52ff943f01645f895cb39db8f0dc","https://git.kernel.org/stable/c/f57314aade9d74d30f3360ec5ef85a83654748be"],"weaknesses":[],"ingestedAt":"2026-10-29T20:13:34.582Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/92xxx/CVE-2026-92498.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-92498","state":"PUBLISHED","datePublished":"2026-09-17T16:10:12.732Z","dateUpdated":"2026-10-19T09:04:04.402Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-16T12:21:13.871Z"},"containers":{"cna":{"title":"wifi: ath6kl: avoid buffer overreads in WMI event handlers","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath6kl: avoid buffer overreads in WMI event handlers\n\nThe following WMI event handlers currently read from the event buffer\nwithout first verifying that the message was large enough to hold the\nexpected event:\nath6kl_wmi_scan_complete_rx()\nath6kl_wmi_addba_req_event_rx()\nath6kl_wmi_delba_req_event_rx()\n\nAdd length checks to prevent overread."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"bdcd81707973cf8aa9305337166f8ee842a050d4","status":"affected","lessThan":"144fe0b0fa8f311ebe29ef16c8239bf6a24addc0","versionType":"git"},{"version":"bdcd81707973cf8aa9305337166f8ee842a050d4","status":"affected","lessThan":"a2de3fb4f83a525e95a86a683f0ff105b9b5785b","versionType":"git"},{"version":"bdcd81707973cf8aa9305337166f8ee842a050d4","status":"affected","lessThan":"d1d2ac5f5b1609a05c455d0aed12904b0985530d","versionType":"git"},{"version":"bdcd81707973cf8aa9305337166f8ee842a050d4","status":"affected","lessThan":"ea2a77682f9f984bc9a45a00b7d1aa198503c2fe","versionType":"git"},{"version":"bdcd81707973cf8aa9305337166f8ee842a050d4","status":"affected","lessThan":"41159d392c3adedc093a8d80521037b72350f606","versionType":"git"},{"version":"bdcd81707973cf8aa9305337166f8ee842a050d4","status":"affected","lessThan":"abda58f4529d7eebb6ef82e2d266dabc17507faa","versionType":"git"},{"version":"bdcd81707973cf8aa9305337166f8ee842a050d4","status":"affected","lessThan":"2f3635213ecf52ff943f01645f895cb39db8f0dc","versionType":"git"},{"version":"bdcd81707973cf8aa9305337166f8ee842a050d4","status":"affected","lessThan":"f57314aade9d74d30f3360ec5ef85a83654748be","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/ath/ath6kl/wmi.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.2","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.2","versionType":"semver"},{"version":"5.10.270","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.221","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.188","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.157","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.110","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.52","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.6","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/ath/ath6kl/wmi.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/144fe0b0fa8f311ebe29ef16c8239bf6a24addc0"},{"url":"https://git.kernel.org/stable/c/a2de3fb4f83a525e95a86a683f0ff105b9b5785b"},{"url":"https://git.kernel.org/stable/c/d1d2ac5f5b1609a05c455d0aed12904b0985530d"},{"url":"https://git.kernel.org/stable/c/ea2a77682f9f984bc9a45a00b7d1aa198503c2fe"},{"url":"https://git.kernel.org/stable/c/41159d392c3adedc093a8d80521037b72350f606"},{"url":"https://git.kernel.org/stable/c/abda58f4529d7eebb6ef82e2d266dabc17507faa"},{"url":"https://git.kernel.org/stable/c/2f3635213ecf52ff943f01645f895cb39db8f0dc"},{"url":"https://git.kernel.org/stable/c/f57314aade9d74d30f3360ec5ef85a83654748be"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-19T09:04:04.402Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.2","versionEndExcluding":"5.10.270"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.2","versionEndExcluding":"5.15.221"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.2","versionEndExcluding":"6.1.188"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.2","versionEndExcluding":"6.6.157"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.2","versionEndExcluding":"6.12.110"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.2","versionEndExcluding":"6.18.52"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.2","versionEndExcluding":"7.2.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.2","versionEndExcluding":"7.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}