CVE-2026-46230
Full vulnerability record from the local CVENow database.
Description
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/vcn3: Prevent OOB reads when parsing dec msg Check bounds against the end of the BO whenever we access the msg.
Severity
HIGH
CVSS score
7.1
(v3.1)
Vulnerability status
Modified
Source identifier
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Published
2026-05-28 10:16:38.643000
Last modified
2026-10-19 20:18:38.963000
View original CVE JSON
{
"id": "CVE-2026-46230",
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"published": "2026-05-28T10:16:38.643",
"lastModified": "2026-10-19T20:18:38.963",
"vulnStatus": "Modified",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu/vcn3: Prevent OOB reads when parsing dec msg\n\nCheck bounds against the end of the BO whenever we access the msg."
}
],
"affected": [
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"affectedData": [
{
"vendor": "Linux",
"product": "Linux",
"defaultStatus": "unaffected",
"programFiles": [
"drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"versions": [
{
"version": "87cc7f9ebf7ce10f82250002d667ef3e93a79d44",
"lessThan": "f55552adb100eb54a6e6dabff4fbdc8679bd3fa0",
"versionType": "git",
"status": "affected"
},
{
"version": "87cc7f9ebf7ce10f82250002d667ef3e93a79d44",
"lessThan": "82c535eff05490c71153af57de9fe85502fcb5d5",
"versionType": "git",
"status": "affected"
},
{
"version": "87cc7f9ebf7ce10f82250002d667ef3e93a79d44",
"lessThan": "638d3e0b9eb77aa53fdd60e2b928761d16ba76fa",
"versionType": "git",
"status": "affected"
},
{
"version": "87cc7f9ebf7ce10f82250002d667ef3e93a79d44",
"lessThan": "870c8738c3774336baedddd0240951d078a703b8",
"versionType": "git",
"status": "affected"
},
{
"version": "87cc7f9ebf7ce10f82250002d667ef3e93a79d44",
"lessThan": "638e48ee39d0f2af9336f917a6f5d6692dd64d93",
"versionType": "git",
"status": "affected"
},
{
"version": "87cc7f9ebf7ce10f82250002d667ef3e93a79d44",
"lessThan": "e382e0b81a3e7bd21504fee1d01ae8b08f84d3a7",
"versionType": "git",
"status": "affected"
},
{
"version": "87cc7f9ebf7ce10f82250002d667ef3e93a79d44",
"lessThan": "b193019860d61e92da395eae2011f2f6716b182f",
"versionType": "git",
"status": "affected"
}
]
},
{
"vendor": "Linux",
"product": "Linux",
"defaultStatus": "affected",
"programFiles": [
"drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"versions": [
{
"version": "5.13",
"status": "affected"
},
{
"version": "0",
"lessThan": "5.13",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "5.15.209",
"lessThanOrEqual": "5.15.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "6.1.175",
"lessThanOrEqual": "6.1.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "6.6.140",
"lessThanOrEqual": "6.6.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "6.12.90",
"lessThanOrEqual": "6.12.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "6.18.32",
"lessThanOrEqual": "6.18.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "7.0.9",
"lessThanOrEqual": "7.0.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "7.1",
"lessThanOrEqual": "*",
"versionType": "original_commit_for_fix",
"status": "unaffected"
}
]
}
]
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"type": "Secondary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H",
"baseScore": 7.1,
"baseSeverity": "HIGH",
"attackVector": "LOCAL",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 1.8,
"impactScore": 5.2
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"timestamp": "2026-10-16T15:21:15.916047Z",
"id": "CVE-2026-46230",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
]
},
"weaknesses": [
{
"source": "[email protected]",
"type": "Primary",
"description": [
{
"lang": "en",
"value": "CWE-125"
}
]
},
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-125"
}
]
}
],
"configurations": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.13",
"versionEndExcluding": "5.15.209",
"matchCriteriaId": "9F743086-ED4F-414C-BC47-C10ACDAA072C"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.16",
"versionEndExcluding": "6.1.175",
"matchCriteriaId": "92385813-D91D-480D-83A1-F423D2CBB2BA"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.2",
"versionEndExcluding": "6.6.140",
"matchCriteriaId": "A1A92866-F406-43B5-B2D1-CFC274753E9D"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.7",
"versionEndExcluding": "6.12.90",
"matchCriteriaId": "3BAAA2BE-6EEC-45D5-AD66-50F63CA20483"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.13",
"versionEndExcluding": "6.18.32",
"matchCriteriaId": "CB9F1FA8-6D5E-42B1-9877-57BACFE5C886"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.19",
"versionEndExcluding": "7.0.9",
"matchCriteriaId": "33ACA10B-B260-46EA-BD50-70EBE5097672"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/638d3e0b9eb77aa53fdd60e2b928761d16ba76fa",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/638e48ee39d0f2af9336f917a6f5d6692dd64d93",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/82c535eff05490c71153af57de9fe85502fcb5d5",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/870c8738c3774336baedddd0240951d078a703b8",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/b193019860d61e92da395eae2011f2f6716b182f",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/e382e0b81a3e7bd21504fee1d01ae8b08f84d3a7",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/f55552adb100eb54a6e6dabff4fbdc8679bd3fa0",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
]
}
]
}