{"id":"CVE-2026-74408","revision":"fa7f0c11de5549489b9aa76c9436243b","records":[{"revision":"fa7f0c11de5549489b9aa76c9436243b","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-74408","aliases":[],"title":"wifi: ath9k: fix OOB access from firmware tx status queue ID","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath9k: fix OOB access from firmware tx status queue ID\n\nath_tx_edma_tasklet() accesses sc->tx.txq[ts.qid] where ts.qid is a\n4-bit hardware field (0-15), but the txq array only has\nATH9K_NUM_TX_QUEUES (10) entries. A qid >= 10 causes an OOB array\naccess.\n\nAdd a bounds check on ts.qid before using it as an array index.","state":0,"publishedAt":"2026-08-15T05:59:16.701+00:00","modifiedAt":"2026-10-16T19:05:43.633+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/ath9k/xmit.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"fce041beb03f93c7a771f0b4b6c45bb71ef90901\",\n                            \"lessThan\": \"fb11083db9d7d6fb8f98bbba1cbfcf3fb7b4bf54\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"fce041beb03f93c7a771f0b4b6c45bb71ef90901\",\n                            \"lessThan\": \"734db72d55ca578a344dfa33e30145032c074b25\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"fce041beb03f93c7a771f0b4b6c45bb71ef90901\",\n                            \"lessThan\": \"f5931d06b45ed402572bfe5832fff15864ef5481\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"fce041beb03f93c7a771f0b4b6c45bb71ef90901\",\n                            \"lessThan\": \"46ca1451f61b598f45cb5259e066d305444d95fc\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"fce041beb03f93c7a771f0b4b6c45bb71ef90901\",\n                            \"lessThan\": \"a9e055ac62cb3fcea262d4b687ec73eed82b3379\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"fce041beb03f93c7a771f0b4b6c45bb71ef90901\",\n                            \"lessThan\": \"5435fd3edcb11c7cc4002847c83e9a50b49284dc\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"fce041beb03f93c7a771f0b4b6c45bb71ef90901\",\n                            \"lessThan\": \"336d4c8cd9b1646060ee690c881d465dfc09c6c0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"fce041beb03f93c7a771f0b4b6c45bb71ef90901\",\n                            \"lessThan\": \"7ce2f118a2389e8f0a64068c6fe7cc7d40639be0\",\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/ath9k/xmit.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"3.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"3.1\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.10.261\",\n                            \"lessThanOrEqual\": \"5.10.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.15.212\",\n                            \"lessThanOrEqual\": \"5.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.178\",\n                            \"lessThanOrEqual\": \"6.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.145\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.97\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.40\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.1.5\",\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/fb11083db9d7d6fb8f98bbba1cbfcf3fb7b4bf54","https://git.kernel.org/stable/c/734db72d55ca578a344dfa33e30145032c074b25","https://git.kernel.org/stable/c/f5931d06b45ed402572bfe5832fff15864ef5481","https://git.kernel.org/stable/c/46ca1451f61b598f45cb5259e066d305444d95fc","https://git.kernel.org/stable/c/a9e055ac62cb3fcea262d4b687ec73eed82b3379","https://git.kernel.org/stable/c/5435fd3edcb11c7cc4002847c83e9a50b49284dc","https://git.kernel.org/stable/c/336d4c8cd9b1646060ee690c881d465dfc09c6c0","https://git.kernel.org/stable/c/7ce2f118a2389e8f0a64068c6fe7cc7d40639be0"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-74408","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-74408","identifiers":["CVE-2026-74408"]},"retained":false,"historicalAffected":[]}],"coverage":[]}