{"id":"CVE-2026-46163","revision":"bc5e553363b04a5787a14b4a74320e7a","records":[{"revision":"bc5e553363b04a5787a14b4a74320e7a","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-46163","aliases":[],"title":"wifi: b43legacy: enforce bounds check on firmware key index in RX path","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: b43legacy: enforce bounds check on firmware key index in RX path\n\nSame fix as b43: the firmware-controlled key index in b43legacy_rx()\ncan exceed dev->max_nr_keys. The existing B43legacy_WARN_ON is\nnon-enforcing in production builds, allowing an out-of-bounds read of\ndev->key[].\n\nMake the check enforcing by dropping the frame for invalid indices.","state":0,"publishedAt":"2026-05-28T09:36:18.946+00:00","modifiedAt":"2026-10-15T01:20:55.17+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/broadcom/b43legacy/xmit.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"75388acd0cd827dc1498043daa7d1c760902cd67\",\n                            \"lessThan\": \"a92bd0503df2488f2cc040f329ebccff1c1934cb\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"75388acd0cd827dc1498043daa7d1c760902cd67\",\n                            \"lessThan\": \"df805c1d085b7a96077f0964185764c87060950d\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"75388acd0cd827dc1498043daa7d1c760902cd67\",\n                            \"lessThan\": \"4242db36de99de734cc1f60e5edd86cda7e598c6\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"75388acd0cd827dc1498043daa7d1c760902cd67\",\n                            \"lessThan\": \"1baaeb6adecb9691748c0253dab6ddd19a2b4e9e\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"75388acd0cd827dc1498043daa7d1c760902cd67\",\n                            \"lessThan\": \"6ee946077607d7783ae6709a899213fc4fe08f35\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"75388acd0cd827dc1498043daa7d1c760902cd67\",\n                            \"lessThan\": \"9d1bc155802943e92c57a5fb923d23edfbf0b525\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"75388acd0cd827dc1498043daa7d1c760902cd67\",\n                            \"lessThan\": \"fdd4e51979f42ca8b1ab7e6176b607e1caabf2a5\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"75388acd0cd827dc1498043daa7d1c760902cd67\",\n                            \"lessThan\": \"a035766f970bde2d4298346a31a80685be5c0205\",\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/broadcom/b43legacy/xmit.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"2.6.24\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"2.6.24\",\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":[],"references":["https://git.kernel.org/stable/c/a92bd0503df2488f2cc040f329ebccff1c1934cb","https://git.kernel.org/stable/c/df805c1d085b7a96077f0964185764c87060950d","https://git.kernel.org/stable/c/4242db36de99de734cc1f60e5edd86cda7e598c6","https://git.kernel.org/stable/c/1baaeb6adecb9691748c0253dab6ddd19a2b4e9e","https://git.kernel.org/stable/c/6ee946077607d7783ae6709a899213fc4fe08f35","https://git.kernel.org/stable/c/9d1bc155802943e92c57a5fb923d23edfbf0b525","https://git.kernel.org/stable/c/fdd4e51979f42ca8b1ab7e6176b607e1caabf2a5","https://git.kernel.org/stable/c/a035766f970bde2d4298346a31a80685be5c0205"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-46163","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-46163","identifiers":["CVE-2026-46163"]},"retained":false,"historicalAffected":[]}],"coverage":[]}