{"api_version":"1","generated_at":"2026-05-28T20:30:08+00:00","cve":"CVE-2026-46122","urls":{"html":"https://cve.report/CVE-2026-46122","api":"https://cve.report/api/cve/CVE-2026-46122.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-46122","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-46122"},"summary":{"title":"wifi: b43: enforce bounds check on firmware key index in b43_rx()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: b43: enforce bounds check on firmware key index in b43_rx()\n\nThe firmware-controlled key index in b43_rx() can exceed the dev->key[]\narray size (58 entries). The existing B43_WARN_ON is non-enforcing in\nproduction builds, allowing an out-of-bounds read.\n\nMake the B43_WARN_ON check enforcing by dropping the frame when the\nfirmware returns an invalid key index.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-05-28 10:16:27","updated_at":"2026-05-28 13:44:01"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/1e9e55cf66f0fa4799f4d86ef3aaba8e606b5c14","name":"https://git.kernel.org/stable/c/1e9e55cf66f0fa4799f4d86ef3aaba8e606b5c14","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/219ba67e69e49681e48c822d6eaafb5def032f34","name":"https://git.kernel.org/stable/c/219ba67e69e49681e48c822d6eaafb5def032f34","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/d7029879bafdac2006c67553807d122283dc6cbf","name":"https://git.kernel.org/stable/c/d7029879bafdac2006c67553807d122283dc6cbf","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/c3d7b90dc95020cd9282c4630e402fe224f7644e","name":"https://git.kernel.org/stable/c/c3d7b90dc95020cd9282c4630e402fe224f7644e","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/1f4f78bf8549e6ac4f04fba4176854f3a6e0c332","name":"https://git.kernel.org/stable/c/1f4f78bf8549e6ac4f04fba4176854f3a6e0c332","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-46122","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-46122","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected e4d6b7951812d98417feb10784e400e253caf633 c3d7b90dc95020cd9282c4630e402fe224f7644e git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected e4d6b7951812d98417feb10784e400e253caf633 1e9e55cf66f0fa4799f4d86ef3aaba8e606b5c14 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected e4d6b7951812d98417feb10784e400e253caf633 d7029879bafdac2006c67553807d122283dc6cbf git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected e4d6b7951812d98417feb10784e400e253caf633 219ba67e69e49681e48c822d6eaafb5def032f34 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected e4d6b7951812d98417feb10784e400e253caf633 1f4f78bf8549e6ac4f04fba4176854f3a6e0c332 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 2.6.24","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 2.6.24 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.140 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.88 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.30 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0.7 7.0.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1-rc3 * 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/broadcom/b43/xmit.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"c3d7b90dc95020cd9282c4630e402fe224f7644e","status":"affected","version":"e4d6b7951812d98417feb10784e400e253caf633","versionType":"git"},{"lessThan":"1e9e55cf66f0fa4799f4d86ef3aaba8e606b5c14","status":"affected","version":"e4d6b7951812d98417feb10784e400e253caf633","versionType":"git"},{"lessThan":"d7029879bafdac2006c67553807d122283dc6cbf","status":"affected","version":"e4d6b7951812d98417feb10784e400e253caf633","versionType":"git"},{"lessThan":"219ba67e69e49681e48c822d6eaafb5def032f34","status":"affected","version":"e4d6b7951812d98417feb10784e400e253caf633","versionType":"git"},{"lessThan":"1f4f78bf8549e6ac4f04fba4176854f3a6e0c332","status":"affected","version":"e4d6b7951812d98417feb10784e400e253caf633","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/wireless/broadcom/b43/xmit.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"2.6.24"},{"lessThan":"2.6.24","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.140","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.88","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.30","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.7","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1-rc3","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.140","versionStartIncluding":"2.6.24","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.88","versionStartIncluding":"2.6.24","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.30","versionStartIncluding":"2.6.24","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0.7","versionStartIncluding":"2.6.24","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1-rc3","versionStartIncluding":"2.6.24","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: b43: enforce bounds check on firmware key index in b43_rx()\n\nThe firmware-controlled key index in b43_rx() can exceed the dev->key[]\narray size (58 entries). The existing B43_WARN_ON is non-enforcing in\nproduction builds, allowing an out-of-bounds read.\n\nMake the B43_WARN_ON check enforcing by dropping the frame when the\nfirmware returns an invalid key index."}],"providerMetadata":{"dateUpdated":"2026-05-28T09:35:37.141Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/c3d7b90dc95020cd9282c4630e402fe224f7644e"},{"url":"https://git.kernel.org/stable/c/1e9e55cf66f0fa4799f4d86ef3aaba8e606b5c14"},{"url":"https://git.kernel.org/stable/c/d7029879bafdac2006c67553807d122283dc6cbf"},{"url":"https://git.kernel.org/stable/c/219ba67e69e49681e48c822d6eaafb5def032f34"},{"url":"https://git.kernel.org/stable/c/1f4f78bf8549e6ac4f04fba4176854f3a6e0c332"}],"title":"wifi: b43: enforce bounds check on firmware key index in b43_rx()","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-46122","datePublished":"2026-05-28T09:35:37.141Z","dateReserved":"2026-05-13T15:03:33.098Z","dateUpdated":"2026-05-28T09:35:37.141Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-05-28 10:16:27","lastModifiedDate":"2026-05-28 13:44:01","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"46122","Ordinal":"1","Title":"wifi: b43: enforce bounds check on firmware key index in b43_rx(","CVE":"CVE-2026-46122","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"46122","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: b43: enforce bounds check on firmware key index in b43_rx()\n\nThe firmware-controlled key index in b43_rx() can exceed the dev->key[]\narray size (58 entries). The existing B43_WARN_ON is non-enforcing in\nproduction builds, allowing an out-of-bounds read.\n\nMake the B43_WARN_ON check enforcing by dropping the frame when the\nfirmware returns an invalid key index.","Type":"Description","Title":"wifi: b43: enforce bounds check on firmware key index in b43_rx("}]}}}