{"id":"CVE-2026-68199","revision":null,"records":[{"revision":"5442bca41e214e3d8a732bd77bc47dcc","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-68199","aliases":[],"title":"wifi: ath6kl: fix OOB access from firmware ADDBA window size","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath6kl: fix OOB access from firmware ADDBA window size\n\naggr_recv_addba_req_evt() logs a debug message when the firmware-supplied\nwin_sz is outside [AGGR_WIN_SZ_MIN, AGGR_WIN_SZ_MAX] but does not\nreturn. The out-of-range win_sz is then used in TID_WINDOW_SZ() to\ncompute a kzalloc size and stored in rxtid->hold_q_sz, leading to\nzero-size or overflowed allocations and subsequent out-of-bounds access.\n\nClean up any previously active aggregation session for the TID first,\nthen return early when win_sz is out of the valid range, instead of\nproceeding with a broken allocation size.","state":0,"publishedAt":"2026-08-10T12:00:18.278+00:00","modifiedAt":"2026-10-19T20:58:56.656+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n \"product\": \"Linux\",\n \"vendor\": \"Linux\",\n \"defaultStatus\": \"unaffected\",\n \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n \"programFiles\": [\n \"drivers/net/wireless/ath/ath6kl/txrx.c\"\n ],\n \"versions\": [\n {\n \"version\": \"bdcd81707973cf8aa9305337166f8ee842a050d4\",\n \"lessThan\": \"c8e3ca7954d8233fbc54bd370c1827670f43c538\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"bdcd81707973cf8aa9305337166f8ee842a050d4\",\n \"lessThan\": \"f480d9910fcfe326db3a6281df80e83af347193e\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"bdcd81707973cf8aa9305337166f8ee842a050d4\",\n \"lessThan\": \"67bc9af4f41f2bdba20404fbd753b2a1bd6dd352\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"bdcd81707973cf8aa9305337166f8ee842a050d4\",\n \"lessThan\": \"d4558c140782180e2c80a7588a4af9f8675adfc4\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"bdcd81707973cf8aa9305337166f8ee842a050d4\",\n \"lessThan\": \"5a65fd4722416061698b0a3277222381efbc4882\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"bdcd81707973cf8aa9305337166f8ee842a050d4\",\n \"lessThan\": \"58c6c8dc2e022e1b4f3dc58725a1ca49ff470f9c\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"bdcd81707973cf8aa9305337166f8ee842a050d4\",\n \"lessThan\": \"cec0a487cf38ac1f9bca240ffe8a94c5014b72f2\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"bdcd81707973cf8aa9305337166f8ee842a050d4\",\n \"lessThan\": \"44126b6994eeb28f2103b638e698f40a1244f327\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n }\n ]\n }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n \"product\": \"Linux\",\n \"vendor\": \"Linux\",\n \"defaultStatus\": \"affected\",\n \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n \"programFiles\": [\n \"drivers/net/wireless/ath/ath6kl/txrx.c\"\n ],\n \"versions\": [\n {\n \"version\": \"3.2\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"0\",\n \"lessThan\": \"3.2\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.10.265\",\n \"lessThanOrEqual\": \"5.10.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.15.216\",\n \"lessThanOrEqual\": \"5.15.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.1.183\",\n \"lessThanOrEqual\": \"6.1.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.6.148\",\n \"lessThanOrEqual\": \"6.6.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.12.101\",\n \"lessThanOrEqual\": \"6.12.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.18.42\",\n \"lessThanOrEqual\": \"6.18.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"7.1.6\",\n \"lessThanOrEqual\": \"7.1.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"7.2\",\n \"lessThanOrEqual\": \"*\",\n \"status\": \"unaffected\",\n \"versionType\": \"original_commit_for_fix\"\n }\n ]\n }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":8.8,"severity":"HIGH"}],"references":["https://git.kernel.org/stable/c/c8e3ca7954d8233fbc54bd370c1827670f43c538","https://git.kernel.org/stable/c/f480d9910fcfe326db3a6281df80e83af347193e","https://git.kernel.org/stable/c/67bc9af4f41f2bdba20404fbd753b2a1bd6dd352","https://git.kernel.org/stable/c/d4558c140782180e2c80a7588a4af9f8675adfc4","https://git.kernel.org/stable/c/5a65fd4722416061698b0a3277222381efbc4882","https://git.kernel.org/stable/c/58c6c8dc2e022e1b4f3dc58725a1ca49ff470f9c","https://git.kernel.org/stable/c/cec0a487cf38ac1f9bca240ffe8a94c5014b72f2","https://git.kernel.org/stable/c/44126b6994eeb28f2103b638e698f40a1244f327"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-68199","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-68199","identifiers":["CVE-2026-68199"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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Not a global EUVD catalog. Successful not-found lookups count as checked; they do not imply withdrawal or safety. No reader inventory is sent.","generation":"enrichment-3c4bbd4ca5ed46108ac75e394fa48ace","complete":true,"records":13654,"lastAttemptAt":"2026-11-08T16:11:35.9510843+00:00","lastSuccessAt":"2026-11-08T16:11:35.947+00:00","error":null,"lastVerifiedAt":"2026-11-08T16:11:35.947+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13706,"expectedIdentifiers":13706,"failedIdentifiers":0},{"source":"first-epss:nuget","scope":"FIRST EPSS for explicit CVE aliases in the collected public NuGet archive. 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No reader inventory is sent.","generation":"enrichment-7f3b9e580ebe475bb44f224af7ef38ba","complete":true,"records":13666,"lastAttemptAt":"2026-11-08T16:11:35.0811636+00:00","lastSuccessAt":"2026-11-08T16:11:35.077+00:00","error":null,"lastVerifiedAt":"2026-11-08T16:11:35.077+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13706,"expectedIdentifiers":13706,"failedIdentifiers":0},{"source":"osv:Go","scope":"Complete OSV Go ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"go-980593e6977a6d1b4fb1eed5a1ffe88a468736f89f0a06f710924ad59132c023","complete":true,"records":9914,"lastAttemptAt":"2026-11-08T16:11:32.7092062+00:00","lastSuccessAt":"2026-11-08T11:07:07.068788+00:00","error":null,"lastVerifiedAt":"2026-11-08T16:11:32.7092062+00:00","snapshotPublishedAt":"2026-11-08T11:02:46+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:NuGet","scope":"Complete OSV NuGet ecosystem archive, including GitHub Advisory Database records; NuGet version matching only","generation":"nuget-fde804134ecdda0ddd5ff5c26ee1fff5a6fa659311f7ef2e51c6ad54964db0e2","complete":true,"records":1971,"lastAttemptAt":"2026-11-08T16:11:32.0361288+00:00","lastSuccessAt":"2026-11-06T19:03:17.0399903+00:00","error":null,"lastVerifiedAt":"2026-11-08T16:11:32.0361288+00:00","snapshotPublishedAt":"2026-11-06T18:17:57+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:crates.io","scope":"Complete OSV crates.io ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"crates.io-964c14035e6f0f6478b2870fad6a7ef9f6045876d4a12af2c2e514521e54b6af","complete":true,"records":3055,"lastAttemptAt":"2026-11-08T16:11:32.8190262+00:00","lastSuccessAt":"2026-11-08T11:07:12.1927025+00:00","error":null,"lastVerifiedAt":"2026-11-08T16:11:32.8190262+00:00","snapshotPublishedAt":"2026-11-08T11:02:46+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:npm","scope":"Complete OSV npm ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"npm-f8647d7ba64b1ba0dfdc7130944766d5b36d5b77d18fff0c79e651a4cff3c2b9","complete":true,"records":231293,"lastAttemptAt":"2026-11-08T16:11:32.2222906+00:00","lastSuccessAt":"2026-11-08T11:06:56.2918717+00:00","error":null,"lastVerifiedAt":"2026-11-08T16:11:32.2222906+00:00","snapshotPublishedAt":"2026-11-08T11:02:50+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null}]}