{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-98407", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-09-25T10:25:14.347Z", "datePublished": "2026-10-14T13:27:41.799Z", "dateUpdated": "2026-10-14T13:27:41.799Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-10-14T13:27:41.799Z" }, "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." } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/net/wireless/rsi/rsi_91x_mgmt.c" ], "versions": [ { "version": "dad0d04fa7ba41ce603a01e8e64967650303e9a2", "lessThan": "b79e2f6585c014c42384f4caa7a37b3e5d26179c", "status": "affected", "versionType": "git" }, { "version": "dad0d04fa7ba41ce603a01e8e64967650303e9a2", "lessThan": "c67fb3b875a83f9ba92afea4036c7b541f77512a", "status": "affected", "versionType": "git" }, { "version": "dad0d04fa7ba41ce603a01e8e64967650303e9a2", "lessThan": "62d40db89180cfab7a917395f9ffc1dac62b0019", "status": "affected", "versionType": "git" }, { "version": "dad0d04fa7ba41ce603a01e8e64967650303e9a2", "lessThan": "00bea3589255603c38766cac4a4d6d36493b2556", "status": "affected", "versionType": "git" }, { "version": "dad0d04fa7ba41ce603a01e8e64967650303e9a2", "lessThan": "ac599cf8edf8aa2dae546f04d3f1849e32c2e738", "status": "affected", "versionType": "git" }, { "version": "dad0d04fa7ba41ce603a01e8e64967650303e9a2", "lessThan": "f4f2852b664c3ff1436785cd11258a0ce25b74b3", "status": "affected", "versionType": "git" }, { "version": "dad0d04fa7ba41ce603a01e8e64967650303e9a2", "lessThan": "8dab6ee020b2cd951b670626ba44a95cd4deac3d", "status": "affected", "versionType": "git" }, { "version": "dad0d04fa7ba41ce603a01e8e64967650303e9a2", "lessThan": "e6c5ed7a98d7bc8b0f7918246f1c90ddb3f79dfa", "status": "affected", "versionType": "git" } ] }, { "product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/net/wireless/rsi/rsi_91x_mgmt.c" ], "versions": [ { "version": "3.15", "status": "affected" }, { "version": "0", "lessThan": "3.15", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.271", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.15.222", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.1.189", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.6.158", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.12.112", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.18.54", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver" }, { "version": "7.2.8", "lessThanOrEqual": "7.2.*", "status": "unaffected", "versionType": "semver" }, { "version": "7.3-rc4", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix" } ] } ], "cpeApplicability": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.15", "versionEndExcluding": "5.10.271" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.15", "versionEndExcluding": "5.15.222" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.15", "versionEndExcluding": "6.1.189" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.15", "versionEndExcluding": "6.6.158" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.15", "versionEndExcluding": "6.12.112" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.15", "versionEndExcluding": "6.18.54" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.15", "versionEndExcluding": "7.2.8" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.15", "versionEndExcluding": "7.3-rc4" } ] } ] } ], "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" } } } }