In the Linux kernel, the following vulnerability has been resolved:
drm/i915/hdcp: Add encoder check in intelhdcpget_capability
Sometimes during hotplug scenario or suspend/resume scenario encoder is not always initialized when intelhdcpget_capability add a check to avoid kernel null pointer dereference.
[
{
"signature_type": "Line",
"digest": {
"line_hashes": [
"182071020683134893052059778565346227439",
"321506167430858224635499044513903523704",
"332507125149237355430698590105407396378",
"170566887008903275234118555804942906983",
"107671133708528402419642689280052150499",
"267462820602924639231689345987527504389",
"221495791174863671826505438916025261956"
],
"threshold": 0.9
},
"deprecated": false,
"signature_version": "v1",
"target": {
"file": "drivers/gpu/drm/i915/display/intel_hdcp.c"
},
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@4912e8fb3c37fb2dedf48d9c18bbbecd70e720f8",
"id": "CVE-2024-53051-330b0d76"
},
{
"signature_type": "Line",
"digest": {
"line_hashes": [
"182071020683134893052059778565346227439",
"321506167430858224635499044513903523704",
"332507125149237355430698590105407396378",
"170566887008903275234118555804942906983",
"107671133708528402419642689280052150499",
"267462820602924639231689345987527504389",
"221495791174863671826505438916025261956"
],
"threshold": 0.9
},
"deprecated": false,
"signature_version": "v1",
"target": {
"file": "drivers/gpu/drm/i915/display/intel_hdcp.c"
},
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@31b42af516afa1e184d1a9f9dd4096c54044269a",
"id": "CVE-2024-53051-33b96031"
},
{
"signature_type": "Function",
"digest": {
"function_hash": "278533887599844132754707625645687750832",
"length": 333.0
},
"deprecated": false,
"signature_version": "v1",
"target": {
"function": "intel_hdcp_get_capability",
"file": "drivers/gpu/drm/i915/display/intel_hdcp.c"
},
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@4912e8fb3c37fb2dedf48d9c18bbbecd70e720f8",
"id": "CVE-2024-53051-5756e0b1"
},
{
"signature_type": "Function",
"digest": {
"function_hash": "278533887599844132754707625645687750832",
"length": 333.0
},
"deprecated": false,
"signature_version": "v1",
"target": {
"function": "intel_hdcp_get_capability",
"file": "drivers/gpu/drm/i915/display/intel_hdcp.c"
},
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@31b42af516afa1e184d1a9f9dd4096c54044269a",
"id": "CVE-2024-53051-82534f33"
}
]