{"id":"CVE-2026-46307","revision":null,"records":[{"revision":"ed4ba5cd141a4efab1b3b139c3329f25","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-46307","aliases":[],"title":"wifi: ath5k: do not access array OOB","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath5k: do not access array OOB\n\nVincent reports:\n> The ath5k driver seems to do an array-index-out-of-bounds access as\n> shown by the UBSAN kernel message:\n> UBSAN: array-index-out-of-bounds in drivers/net/wireless/ath/ath5k/base.c:1741:20\n> index 4 is out of range for type 'ieee80211_tx_rate [4]'\n> ...\n> Call Trace:\n> \n> dump_stack_lvl+0x5d/0x80\n> ubsan_epilogue+0x5/0x2b\n> __ubsan_handle_out_of_bounds.cold+0x46/0x4b\n> ath5k_tasklet_tx+0x4e0/0x560 [ath5k]\n> tasklet_action_common+0xb5/0x1c0\n\nIt is real. 'ts->ts_final_idx' can be 3 on 5212, so:\n info->status.rates[ts->ts_final_idx + 1].idx = -1;\nwith the array defined as:\n struct ieee80211_tx_rate rates[IEEE80211_TX_MAX_RATES];\nwhile the size is:\n #define IEEE80211_TX_MAX_RATES 4\nis indeed bogus.\n\nSet this 'idx = -1' sentinel only if the array index is less than the\narray size. As mac80211 will not look at rates beyond the size\n(IEEE80211_TX_MAX_RATES).\n\nNote: The effect of the OOB write is negligible. It just overwrites the\nnext member of info->status, i.e. ack_signal.","state":0,"publishedAt":"2026-06-08T15:46:35.059+00:00","modifiedAt":"2026-10-15T01:21:33.22+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/ath5k/base.c\"\n ],\n \"versions\": [\n {\n \"version\": \"6d7b97b23e114c8fbb825e6721164d228c1af3fc\",\n \"lessThan\": \"ecb1c163166759dec004c1fdb9709b8a5992fc8e\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"6d7b97b23e114c8fbb825e6721164d228c1af3fc\",\n \"lessThan\": \"9dd6aae4bc7bfa11088d928670a3315eae542769\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"6d7b97b23e114c8fbb825e6721164d228c1af3fc\",\n \"lessThan\": \"744c19e266b0d2628c5951439195dcef27eadacf\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"6d7b97b23e114c8fbb825e6721164d228c1af3fc\",\n \"lessThan\": \"83226c71af53fb9b3cad40cb9a9a79f36d68c020\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"6d7b97b23e114c8fbb825e6721164d228c1af3fc\",\n \"lessThan\": \"d6869537013b1f21b292342752d97868b79b5934\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"6d7b97b23e114c8fbb825e6721164d228c1af3fc\",\n \"lessThan\": \"e9f1081bc775146156def0dbc821b92f35d56afb\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"6d7b97b23e114c8fbb825e6721164d228c1af3fc\",\n \"lessThan\": \"568173ad9bd0b46cc6cd937dea8791e9b5eefa57\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"6d7b97b23e114c8fbb825e6721164d228c1af3fc\",\n \"lessThan\": \"d748603f12baff112caa3ab7d39f50100f010dbd\",\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/ath5k/base.c\"\n ],\n \"versions\": [\n {\n \"version\": \"3.0\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"0\",\n \"lessThan\": \"3.0\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.10.258\",\n \"lessThanOrEqual\": \"5.10.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.15.209\",\n \"lessThanOrEqual\": \"5.15.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.1.175\",\n \"lessThanOrEqual\": \"6.1.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.6.140\",\n \"lessThanOrEqual\": \"6.6.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.12.88\",\n \"lessThanOrEqual\": \"6.12.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.18.30\",\n \"lessThanOrEqual\": \"6.18.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"7.0.7\",\n \"lessThanOrEqual\": \"7.0.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"7.1\",\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:L","score":8.3,"severity":"HIGH"}],"references":["https://git.kernel.org/stable/c/ecb1c163166759dec004c1fdb9709b8a5992fc8e","https://git.kernel.org/stable/c/9dd6aae4bc7bfa11088d928670a3315eae542769","https://git.kernel.org/stable/c/744c19e266b0d2628c5951439195dcef27eadacf","https://git.kernel.org/stable/c/83226c71af53fb9b3cad40cb9a9a79f36d68c020","https://git.kernel.org/stable/c/d6869537013b1f21b292342752d97868b79b5934","https://git.kernel.org/stable/c/e9f1081bc775146156def0dbc821b92f35d56afb","https://git.kernel.org/stable/c/568173ad9bd0b46cc6cd937dea8791e9b5eefa57","https://git.kernel.org/stable/c/d748603f12baff112caa3ab7d39f50100f010dbd"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-46307","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-46307","identifiers":["CVE-2026-46307"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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Not a global EPSS backfill.","generation":"2026-11-09T18:04:49.9033842+00:00","complete":true,"records":1096,"lastAttemptAt":"2026-11-09T18:04:49.9033842+00:00","lastSuccessAt":"2026-11-09T18:04:51.425345+00:00","error":null,"lastVerifiedAt":"2026-11-09T18:04:51.425345+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"nvd","scope":"Rolling NVD lookups of CVE aliases in current public OSV archives; 500 identifiers per refresh, rechecked after 48 hours. Not a global NVD catalog. Successful not-found lookups count as checked; they do not imply withdrawal or safety. No reader inventory is sent.","generation":"enrichment-b51e790980dd40318db1b79f996a5e64","complete":true,"records":13667,"lastAttemptAt":"2026-11-09T18:05:17.6533401+00:00","lastSuccessAt":"2026-11-09T18:05:17.648+00:00","error":null,"lastVerifiedAt":"2026-11-09T18:05:17.648+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13707,"expectedIdentifiers":13707,"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":"2026-11-09T18:04:49.7604938+00:00","lastSuccessAt":"2026-11-08T11:07:07.068788+00:00","error":null,"lastVerifiedAt":"2026-11-09T18:04:49.7604938+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-712163772d637a9cfaa34d4241efb9e9d0ccd6149596c672c613d362f44af841","complete":true,"records":1971,"lastAttemptAt":"2026-11-09T18:02:23.1622896+00:00","lastSuccessAt":"2026-11-09T18:02:23.0088273+00:00","error":null,"lastVerifiedAt":"2026-11-09T18:02:23.1622896+00:00","snapshotPublishedAt":"2026-11-09T17:03:01+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-761ecc9061239b0da572dc9254c6f384c1d19339eb08408c436647a2f26129e9","complete":true,"records":3064,"lastAttemptAt":"2026-11-09T18:04:49.8693187+00:00","lastSuccessAt":"2026-11-09T17:05:03.4044794+00:00","error":null,"lastVerifiedAt":"2026-11-09T18:04:49.8693187+00:00","snapshotPublishedAt":"2026-11-09T16:33:20+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-e3fec63b2a5926ae79916bc9569f5c1069b095db78f2be319f909e69e8e6d7d3","complete":true,"records":231313,"lastAttemptAt":"2026-11-09T18:04:49.6325121+00:00","lastSuccessAt":"2026-11-09T18:04:48.1910635+00:00","error":null,"lastVerifiedAt":"2026-11-09T18:04:49.6325121+00:00","snapshotPublishedAt":"2026-11-09T17:33:10+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null}]}