{"api_version":"1","generated_at":"2026-08-13T22:05:23+00:00","cve":"CVE-2026-68353","urls":{"html":"https://cve.report/CVE-2026-68353","api":"https://cve.report/api/cve/CVE-2026-68353.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-68353","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-68353"},"summary":{"title":"wifi: ath6kl: fix OOB read from firmware num_msg in TX complete handler","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath6kl: fix OOB read from firmware num_msg in TX complete handler\n\nThe firmware-controlled num_msg field (u8, 0-255) drives the loop in\nath6kl_wmi_tx_complete_event_rx() without validation against the buffer\nlength. This allows out-of-bounds reads of up to 1020 bytes past the\nWMI event buffer when the firmware sends an inflated num_msg.\n\nAdd a check that the buffer is large enough to hold the fixed struct\nand the num_msg variable-length entries.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-08-10 13:20:27","updated_at":"2026-08-10 13:20:27"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/289edc3c71344b89e6522891147cfb8f61b088bb","name":"https://git.kernel.org/stable/c/289edc3c71344b89e6522891147cfb8f61b088bb","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/c38b0d5c661951b5dd082bdf31f8a57a0ce6e540","name":"https://git.kernel.org/stable/c/c38b0d5c661951b5dd082bdf31f8a57a0ce6e540","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/eb636fbc443149b3501c3f97e26225ddcb314a0f","name":"https://git.kernel.org/stable/c/eb636fbc443149b3501c3f97e26225ddcb314a0f","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/69ac7ba3a3df6654e7daa82674575a8c4a1a63ea","name":"https://git.kernel.org/stable/c/69ac7ba3a3df6654e7daa82674575a8c4a1a63ea","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/3a21c89215cc18f1a97c5e5bfd1da6d4f3d44495","name":"https://git.kernel.org/stable/c/3a21c89215cc18f1a97c5e5bfd1da6d4f3d44495","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-68353","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-68353","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected bdcd81707973cf8aa9305337166f8ee842a050d4 69ac7ba3a3df6654e7daa82674575a8c4a1a63ea git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected bdcd81707973cf8aa9305337166f8ee842a050d4 289edc3c71344b89e6522891147cfb8f61b088bb git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected bdcd81707973cf8aa9305337166f8ee842a050d4 eb636fbc443149b3501c3f97e26225ddcb314a0f git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected bdcd81707973cf8aa9305337166f8ee842a050d4 c38b0d5c661951b5dd082bdf31f8a57a0ce6e540 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected bdcd81707973cf8aa9305337166f8ee842a050d4 3a21c89215cc18f1a97c5e5bfd1da6d4f3d44495 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 3.2","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 3.2 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.148 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.101 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.42 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1.6 7.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2-rc5 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/net/wireless/ath/ath6kl/wmi.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"69ac7ba3a3df6654e7daa82674575a8c4a1a63ea","status":"affected","version":"bdcd81707973cf8aa9305337166f8ee842a050d4","versionType":"git"},{"lessThan":"289edc3c71344b89e6522891147cfb8f61b088bb","status":"affected","version":"bdcd81707973cf8aa9305337166f8ee842a050d4","versionType":"git"},{"lessThan":"eb636fbc443149b3501c3f97e26225ddcb314a0f","status":"affected","version":"bdcd81707973cf8aa9305337166f8ee842a050d4","versionType":"git"},{"lessThan":"c38b0d5c661951b5dd082bdf31f8a57a0ce6e540","status":"affected","version":"bdcd81707973cf8aa9305337166f8ee842a050d4","versionType":"git"},{"lessThan":"3a21c89215cc18f1a97c5e5bfd1da6d4f3d44495","status":"affected","version":"bdcd81707973cf8aa9305337166f8ee842a050d4","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/wireless/ath/ath6kl/wmi.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"3.2"},{"lessThan":"3.2","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.148","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.101","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.42","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.6","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.2-rc5","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.148","versionStartIncluding":"3.2","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.101","versionStartIncluding":"3.2","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.42","versionStartIncluding":"3.2","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1.6","versionStartIncluding":"3.2","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2-rc5","versionStartIncluding":"3.2","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath6kl: fix OOB read from firmware num_msg in TX complete handler\n\nThe firmware-controlled num_msg field (u8, 0-255) drives the loop in\nath6kl_wmi_tx_complete_event_rx() without validation against the buffer\nlength. This allows out-of-bounds reads of up to 1020 bytes past the\nWMI event buffer when the firmware sends an inflated num_msg.\n\nAdd a check that the buffer is large enough to hold the fixed struct\nand the num_msg variable-length entries."}],"providerMetadata":{"dateUpdated":"2026-08-10T12:03:30.330Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/69ac7ba3a3df6654e7daa82674575a8c4a1a63ea"},{"url":"https://git.kernel.org/stable/c/289edc3c71344b89e6522891147cfb8f61b088bb"},{"url":"https://git.kernel.org/stable/c/eb636fbc443149b3501c3f97e26225ddcb314a0f"},{"url":"https://git.kernel.org/stable/c/c38b0d5c661951b5dd082bdf31f8a57a0ce6e540"},{"url":"https://git.kernel.org/stable/c/3a21c89215cc18f1a97c5e5bfd1da6d4f3d44495"}],"title":"wifi: ath6kl: fix OOB read from firmware num_msg in TX complete handler","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-68353","datePublished":"2026-08-10T12:03:30.330Z","dateReserved":"2026-07-30T09:28:09.385Z","dateUpdated":"2026-08-10T12:03:30.330Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-10 13:20:27","lastModifiedDate":"2026-08-10 13:20:27","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"68353","Ordinal":"1","Title":"wifi: ath6kl: fix OOB read from firmware num_msg in TX complete ","CVE":"CVE-2026-68353","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"68353","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath6kl: fix OOB read from firmware num_msg in TX complete handler\n\nThe firmware-controlled num_msg field (u8, 0-255) drives the loop in\nath6kl_wmi_tx_complete_event_rx() without validation against the buffer\nlength. This allows out-of-bounds reads of up to 1020 bytes past the\nWMI event buffer when the firmware sends an inflated num_msg.\n\nAdd a check that the buffer is large enough to hold the fixed struct\nand the num_msg variable-length entries.","Type":"Description","Title":"wifi: ath6kl: fix OOB read from firmware num_msg in TX complete "}]}}}