{"api_version":"1","generated_at":"2026-10-22T06:04:43+00:00","cve":"CVE-2026-98407","urls":{"html":"https://cve.report/CVE-2026-98407","api":"https://cve.report/api/cve/CVE-2026-98407.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-98407","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-98407"},"summary":{"title":"wifi: rsi: fix heap OOB write on key removal","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: rsi: fix heap OOB write on key removal\n\nWhen a key is removed (data == NULL), rsi_hal_load_key() runs:\n\n\tmemset(&set_key[FRAME_DESC_SZ], 0, frame_len - FRAME_DESC_SZ);\n\nset_key is a struct rsi_set_key *, so the subscript is scaled by\nsizeof(struct rsi_set_key) (160 bytes): &set_key[FRAME_DESC_SZ] is\nskb->data + 2560, and the memset writes 144 zero bytes starting\n2.4KB past the end of the 160-byte skb data buffer, corrupting\nunrelated heap objects. The intended byte offset would have been\n(u8 *)set_key + FRAME_DESC_SZ.\n\nThe write fires on every DISABLE_KEY callback, so plain disconnects,\nroams and interface teardowns trigger it on real networks.\n\nThe memset is redundant: the whole buffer is zeroed right after\nallocation, so the frame sent to the device is byte-identical\nwithout it. Drop the else branch; normal operation is unaffected.\n\nDiscovered by Atuin - Automated Vulnerability Discovery Engine.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-10-14 14:17:51","updated_at":"2026-10-19 10:18:45"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/c67fb3b875a83f9ba92afea4036c7b541f77512a","name":"https://git.kernel.org/stable/c/c67fb3b875a83f9ba92afea4036c7b541f77512a","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/ac599cf8edf8aa2dae546f04d3f1849e32c2e738","name":"https://git.kernel.org/stable/c/ac599cf8edf8aa2dae546f04d3f1849e32c2e738","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/e6c5ed7a98d7bc8b0f7918246f1c90ddb3f79dfa","name":"https://git.kernel.org/stable/c/e6c5ed7a98d7bc8b0f7918246f1c90ddb3f79dfa","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/b79e2f6585c014c42384f4caa7a37b3e5d26179c","name":"https://git.kernel.org/stable/c/b79e2f6585c014c42384f4caa7a37b3e5d26179c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/00bea3589255603c38766cac4a4d6d36493b2556","name":"https://git.kernel.org/stable/c/00bea3589255603c38766cac4a4d6d36493b2556","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/f4f2852b664c3ff1436785cd11258a0ce25b74b3","name":"https://git.kernel.org/stable/c/f4f2852b664c3ff1436785cd11258a0ce25b74b3","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/8dab6ee020b2cd951b670626ba44a95cd4deac3d","name":"https://git.kernel.org/stable/c/8dab6ee020b2cd951b670626ba44a95cd4deac3d","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/62d40db89180cfab7a917395f9ffc1dac62b0019","name":"https://git.kernel.org/stable/c/62d40db89180cfab7a917395f9ffc1dac62b0019","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-98407","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-98407","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected dad0d04fa7ba41ce603a01e8e64967650303e9a2 b79e2f6585c014c42384f4caa7a37b3e5d26179c git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected dad0d04fa7ba41ce603a01e8e64967650303e9a2 c67fb3b875a83f9ba92afea4036c7b541f77512a git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected dad0d04fa7ba41ce603a01e8e64967650303e9a2 62d40db89180cfab7a917395f9ffc1dac62b0019 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected dad0d04fa7ba41ce603a01e8e64967650303e9a2 00bea3589255603c38766cac4a4d6d36493b2556 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 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semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15.222 5.15.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.189 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.158 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.112 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.54 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.8 7.2.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.3 * 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/rsi/rsi_91x_mgmt.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"b79e2f6585c014c42384f4caa7a37b3e5d26179c","status":"affected","version":"dad0d04fa7ba41ce603a01e8e64967650303e9a2","versionType":"git"},{"lessThan":"c67fb3b875a83f9ba92afea4036c7b541f77512a","status":"affected","version":"dad0d04fa7ba41ce603a01e8e64967650303e9a2","versionType":"git"},{"lessThan":"62d40db89180cfab7a917395f9ffc1dac62b0019","status":"affected","version":"dad0d04fa7ba41ce603a01e8e64967650303e9a2","versionType":"git"},{"lessThan":"00bea3589255603c38766cac4a4d6d36493b2556","status":"affected","version":"dad0d04fa7ba41ce603a01e8e64967650303e9a2","versionType":"git"},{"lessThan":"ac599cf8edf8aa2dae546f04d3f1849e32c2e738","status":"affected","version":"dad0d04fa7ba41ce603a01e8e64967650303e9a2","versionType":"git"},{"lessThan":"f4f2852b664c3ff1436785cd11258a0ce25b74b3","status":"affected","version":"dad0d04fa7ba41ce603a01e8e64967650303e9a2","versionType":"git"},{"lessThan":"8dab6ee020b2cd951b670626ba44a95cd4deac3d","status":"affected","version":"dad0d04fa7ba41ce603a01e8e64967650303e9a2","versionType":"git"},{"lessThan":"e6c5ed7a98d7bc8b0f7918246f1c90ddb3f79dfa","status":"affected","version":"dad0d04fa7ba41ce603a01e8e64967650303e9a2","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/wireless/rsi/rsi_91x_mgmt.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"3.15"},{"lessThan":"3.15","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.271","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.222","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.189","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.158","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.112","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.54","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.8","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.10.271","versionStartIncluding":"3.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.222","versionStartIncluding":"3.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.189","versionStartIncluding":"3.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.158","versionStartIncluding":"3.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.112","versionStartIncluding":"3.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.54","versionStartIncluding":"3.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.8","versionStartIncluding":"3.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3","versionStartIncluding":"3.15","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: rsi: fix heap OOB write on key removal\n\nWhen a key is removed (data == NULL), rsi_hal_load_key() runs:\n\n\tmemset(&set_key[FRAME_DESC_SZ], 0, frame_len - FRAME_DESC_SZ);\n\nset_key is a struct rsi_set_key *, so the subscript is scaled by\nsizeof(struct rsi_set_key) (160 bytes): &set_key[FRAME_DESC_SZ] is\nskb->data + 2560, and the memset writes 144 zero bytes starting\n2.4KB past the end of the 160-byte skb data buffer, corrupting\nunrelated heap objects. The intended byte offset would have been\n(u8 *)set_key + FRAME_DESC_SZ.\n\nThe write fires on every DISABLE_KEY callback, so plain disconnects,\nroams and interface teardowns trigger it on real networks.\n\nThe memset is redundant: the whole buffer is zeroed right after\nallocation, so the frame sent to the device is byte-identical\nwithout it. Drop the else branch; normal operation is unaffected.\n\nDiscovered by Atuin - Automated Vulnerability Discovery Engine."}],"providerMetadata":{"dateUpdated":"2026-10-19T09:19:00.454Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/b79e2f6585c014c42384f4caa7a37b3e5d26179c"},{"url":"https://git.kernel.org/stable/c/c67fb3b875a83f9ba92afea4036c7b541f77512a"},{"url":"https://git.kernel.org/stable/c/62d40db89180cfab7a917395f9ffc1dac62b0019"},{"url":"https://git.kernel.org/stable/c/00bea3589255603c38766cac4a4d6d36493b2556"},{"url":"https://git.kernel.org/stable/c/ac599cf8edf8aa2dae546f04d3f1849e32c2e738"},{"url":"https://git.kernel.org/stable/c/f4f2852b664c3ff1436785cd11258a0ce25b74b3"},{"url":"https://git.kernel.org/stable/c/8dab6ee020b2cd951b670626ba44a95cd4deac3d"},{"url":"https://git.kernel.org/stable/c/e6c5ed7a98d7bc8b0f7918246f1c90ddb3f79dfa"}],"title":"wifi: rsi: fix heap OOB write on key removal","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-98407","datePublished":"2026-10-14T13:27:41.799Z","dateReserved":"2026-09-25T10:25:14.347Z","dateUpdated":"2026-10-19T09:19:00.454Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-14 14:17:51","lastModifiedDate":"2026-10-19 10:18:45","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"98407","Ordinal":"1","Title":"wifi: rsi: fix heap OOB write on key removal","CVE":"CVE-2026-98407","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"98407","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: rsi: fix heap OOB write on key removal\n\nWhen a key is removed (data == NULL), rsi_hal_load_key() runs:\n\n\tmemset(&set_key[FRAME_DESC_SZ], 0, frame_len - FRAME_DESC_SZ);\n\nset_key is a struct rsi_set_key *, so the subscript is scaled by\nsizeof(struct rsi_set_key) (160 bytes): &set_key[FRAME_DESC_SZ] is\nskb->data + 2560, and the memset writes 144 zero bytes starting\n2.4KB past the end of the 160-byte skb data buffer, corrupting\nunrelated heap objects. The intended byte offset would have been\n(u8 *)set_key + FRAME_DESC_SZ.\n\nThe write fires on every DISABLE_KEY callback, so plain disconnects,\nroams and interface teardowns trigger it on real networks.\n\nThe memset is redundant: the whole buffer is zeroed right after\nallocation, so the frame sent to the device is byte-identical\nwithout it. Drop the else branch; normal operation is unaffected.\n\nDiscovered by Atuin - Automated Vulnerability Discovery Engine.","Type":"Description","Title":"wifi: rsi: fix heap OOB write on key removal"}]}}}