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vuln-cve/data/2026/98xxx/CVE-2026-98658.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-98658",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2026-09-25T10:25:14.362Z",
"datePublished": "2026-10-18T15:44:12.196Z",
"dateUpdated": "2026-10-19T09:23:26.505Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-10-19T09:23:26.505Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\niio: proximity: aw96103: validate firmware data length\n\nThe firmware parser reads a length from the binary header and then uses\nit to walk six-byte register/value entries. A truncated firmware image\ncan make the parser read beyond the copied firmware buffer. A value\nsmaller than the four-byte count field also underflows, producing a very\nlarge length.\n\nRead the little-endian field with get_unaligned_le32(), as previously\nproposed by David Lechner. Validate the header size, reject an\nunderflowed length, ensure the resulting payload is contained in the\nfirmware image, and require it to contain whole register/value entries."
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/iio/proximity/aw96103.c"
],
"versions": [
{
"version": "07b241262dcad07671c444ca955903325de28e9e",
"lessThan": "4a9b9f2d4e26589afd0ac099c8e5593170dd5ac7",
"status": "affected",
"versionType": "git"
},
{
"version": "07b241262dcad07671c444ca955903325de28e9e",
"lessThan": "6501b032be217ecf47e793b78a05078cf0b604ad",
"status": "affected",
"versionType": "git"
},
{
"version": "07b241262dcad07671c444ca955903325de28e9e",
"lessThan": "815ae0b73b69ace207b6bbf7ef428b06491c3ddb",
"status": "affected",
"versionType": "git"
},
{
"version": "07b241262dcad07671c444ca955903325de28e9e",
"lessThan": "1a7c522a35477d70320bd64aba8e9de0c1058c6f",
"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/iio/proximity/aw96103.c"
],
"versions": [
{
"version": "6.12",
"status": "affected"
},
{
"version": "0",
"lessThan": "6.12",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.12.113",
"lessThanOrEqual": "6.12.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.18.56",
"lessThanOrEqual": "6.18.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "7.2.10",
"lessThanOrEqual": "7.2.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "7.3",
"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": "6.12",
"versionEndExcluding": "6.12.113"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.12",
"versionEndExcluding": "6.18.56"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.12",
"versionEndExcluding": "7.2.10"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.12",
"versionEndExcluding": "7.3"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/4a9b9f2d4e26589afd0ac099c8e5593170dd5ac7"
},
{
"url": "https://git.kernel.org/stable/c/6501b032be217ecf47e793b78a05078cf0b604ad"
},
{
"url": "https://git.kernel.org/stable/c/815ae0b73b69ace207b6bbf7ef428b06491c3ddb"
},
{
"url": "https://git.kernel.org/stable/c/1a7c522a35477d70320bd64aba8e9de0c1058c6f"
}
],
"title": "iio: proximity: aw96103: validate firmware data length",
"x_generator": {
"engine": "bippy-1.2.0"
}
}
}
}