CVE-2026-98892
Full vulnerability record from the local CVENow database.
Description
In the Linux kernel, the following vulnerability has been resolved: firmware: arm_scmi: Validate BASE_ERROR_EVENT payload size BASE_ERROR_EVENT carries a variable number of message reports, with the count encoded in error_status. The notification parser used that count without checking whether the received payload contained all reported entries. Reject truncated payloads before copying the report array.
Severity
Not scored
CVSS score
Not available
Vulnerability status
Received
Source identifier
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Published
2026-10-23 12:18:23.090000
Last modified
2026-10-26 07:17:14.403000
View original CVE JSON
{
"id": "CVE-2026-98892",
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"published": "2026-10-23T12:18:23.090",
"lastModified": "2026-10-26T07:17:14.403",
"vulnStatus": "Received",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfirmware: arm_scmi: Validate BASE_ERROR_EVENT payload size\n\nBASE_ERROR_EVENT carries a variable number of message reports,\nwith the count encoded in error_status. The notification parser used\nthat count without checking whether the received payload contained all\nreported entries.\n\nReject truncated payloads before copying the report array."
}
],
"affected": [
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"affectedData": [
{
"vendor": "Linux",
"product": "Linux",
"defaultStatus": "unaffected",
"programFiles": [
"drivers/firmware/arm_scmi/base.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"versions": [
{
"version": "585dfab3fb80e67b3a54790b3d5ef2991feb3950",
"lessThan": "4a754704698017ced0b657c92b468035faad00ed",
"versionType": "git",
"status": "affected"
},
{
"version": "585dfab3fb80e67b3a54790b3d5ef2991feb3950",
"lessThan": "28d65a0a46435d48b96b6943c518095dff1602a1",
"versionType": "git",
"status": "affected"
},
{
"version": "585dfab3fb80e67b3a54790b3d5ef2991feb3950",
"lessThan": "890a9c3bf9dae90dcabded9d8e10c708a13779f7",
"versionType": "git",
"status": "affected"
},
{
"version": "585dfab3fb80e67b3a54790b3d5ef2991feb3950",
"lessThan": "c0742f23ec13fb6f5e0cd884323467a6c127d3c2",
"versionType": "git",
"status": "affected"
},
{
"version": "585dfab3fb80e67b3a54790b3d5ef2991feb3950",
"lessThan": "bd8bc95ef2daa3bac56197cffcbf2d4c5ed42216",
"versionType": "git",
"status": "affected"
},
{
"version": "585dfab3fb80e67b3a54790b3d5ef2991feb3950",
"lessThan": "cb77a50d1114c0c9e084176301a8e094d383edfa",
"versionType": "git",
"status": "affected"
},
{
"version": "585dfab3fb80e67b3a54790b3d5ef2991feb3950",
"lessThan": "56e7e64cdd0e7209a58c8ec66028d63387402919",
"versionType": "git",
"status": "affected"
}
]
},
{
"vendor": "Linux",
"product": "Linux",
"defaultStatus": "affected",
"programFiles": [
"drivers/firmware/arm_scmi/base.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"versions": [
{
"version": "5.9",
"status": "affected"
},
{
"version": "0",
"lessThan": "5.9",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "5.10.271",
"lessThanOrEqual": "5.10.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "5.15.222",
"lessThanOrEqual": "5.15.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "6.1.189",
"lessThanOrEqual": "6.1.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "6.6.158",
"lessThanOrEqual": "6.6.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "6.12.111",
"lessThanOrEqual": "6.12.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "6.18.53",
"lessThanOrEqual": "6.18.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "7.2",
"lessThanOrEqual": "*",
"versionType": "original_commit_for_fix",
"status": "unaffected"
}
]
}
]
}
],
"metrics": {},
"references": [
{
"url": "https://git.kernel.org/stable/c/28d65a0a46435d48b96b6943c518095dff1602a1",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/4a754704698017ced0b657c92b468035faad00ed",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/56e7e64cdd0e7209a58c8ec66028d63387402919",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/890a9c3bf9dae90dcabded9d8e10c708a13779f7",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/bd8bc95ef2daa3bac56197cffcbf2d4c5ed42216",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/c0742f23ec13fb6f5e0cd884323467a6c127d3c2",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/cb77a50d1114c0c9e084176301a8e094d383edfa",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}
]
}