CVE-2024-46802 drm/amd/display: added NULL check at start of dc_validate_stream

2024-09-2712:35:48

Linux

www.cve.org

linux kernel

vulnerability

drm

amd

display

null check

dc_validate_stream

memory access

cve-2024-46802

EPSS

Percentile

16.3%

JSON

In the Linux kernel, the following vulnerability has been resolved:

drm/amd/display: added NULL check at start of dc_validate_stream

[Why]
prevent invalid memory access

[How]
check if dc and stream are NULL

CNA 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/dc/core/dc_resource.c"
    ],
    "versions": [
      {
        "version": "1da177e4c3f4",
        "lessThan": "356fcce9cdbf",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f4",
        "lessThan": "154a50bf4221",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f4",
        "lessThan": "6bf920193ba1",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f4",
        "lessThan": "26c56049cc4f",
        "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/dc/core/dc_resource.c"
    ],
    "versions": [
      {
        "version": "6.1.109",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.6.50",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.10.9",
        "lessThanOrEqual": "6.10.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.11",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]