blob: 53c45171c189ae685e81cf1cc1cb2c0dcf281c5c [file] [log] [blame]
{
"containers": {
"cna": {
"providerMetadata": {
"orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Avoid HDCP over-read and corruption\n\nInstead of reading the desired 5 bytes of the actual target field,\nthe code was reading 8. This could result in a corrupted value if the\ntrailing 3 bytes were non-zero, so instead use an appropriately sized\nand zero-initialized bounce buffer, and read only 5 bytes before casting\nto u64."
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/gpu/drm/amd/display/modules/hdcp/hdcp1_execution.c"
],
"versions": [
{
"version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
"lessThan": "c5b518f4b98dbb2bc31b6a55e6aaa1e0e2948f2e",
"status": "affected",
"versionType": "git"
},
{
"version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
"lessThan": "44c7c901cb368a9f2493748f213b247b5872639f",
"status": "affected",
"versionType": "git"
},
{
"version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
"lessThan": "3b2b93a485fb7a970bc8b5daef16f4cf579d172f",
"status": "affected",
"versionType": "git"
},
{
"version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
"lessThan": "06888d571b513cbfc0b41949948def6cb81021b2",
"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/gpu/drm/amd/display/modules/hdcp/hdcp1_execution.c"
],
"versions": [
{
"version": "5.10.51",
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.12.18",
"lessThanOrEqual": "5.12.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.13.3",
"lessThanOrEqual": "5.13.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.14",
"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:*:*:*:*:*:*:*:*",
"versionEndExcluding": "5.10.51"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "5.12.18"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "5.13.3"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "5.14"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/c5b518f4b98dbb2bc31b6a55e6aaa1e0e2948f2e"
},
{
"url": "https://git.kernel.org/stable/c/44c7c901cb368a9f2493748f213b247b5872639f"
},
{
"url": "https://git.kernel.org/stable/c/3b2b93a485fb7a970bc8b5daef16f4cf579d172f"
},
{
"url": "https://git.kernel.org/stable/c/06888d571b513cbfc0b41949948def6cb81021b2"
}
],
"title": "drm/amd/display: Avoid HDCP over-read and corruption",
"x_generator": {
"engine": "bippy-1.2.0"
}
}
},
"cveMetadata": {
"assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
"cveID": "CVE-2021-47348",
"requesterUserId": "gregkh@kernel.org",
"serial": "1",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.0"
}