CVE-2024-26767 drm/amd/display: fixed integer types and null check locations

2024-04-0317:00:49

Linux

github.com

linux kernel

drm/amd/display

integer types

null check

infinite loops

pointer dereference

6.9 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

15.7%

JSON

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

drm/amd/display: fixed integer types and null check locations

[why]:
issues fixed:

comparison with wider integer type in loop condition which can cause
infinite loops
pointer dereference before null check

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/bios/bios_parser2.c",
      "drivers/gpu/drm/amd/display/dc/link/link_validation.c"
    ],
    "versions": [
      {
        "version": "1da177e4c3f4",
        "lessThan": "71783d1ff652",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f4",
        "lessThan": "beea9ab9080c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f4",
        "lessThan": "0484e05d048b",
        "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/bios/bios_parser2.c",
      "drivers/gpu/drm/amd/display/dc/link/link_validation.c"
    ],
    "versions": [
      {
        "version": "6.6.19",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.7.7",
        "lessThanOrEqual": "6.7.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.8",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]