CVE-2023-52883 drm/amdgpu: Fix possible null pointer dereference

2024-06-2011:54:26

Linux

github.com

linux kernel

drm/amdgpu

null pointer dereference

amdgpu_vm_bo_update

6.9 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

9.1%

JSON

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

drm/amdgpu: Fix possible null pointer dereference

abo->tbo.resource may be NULL in amdgpu_vm_bo_update.

CNA Affected

[
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "180253782038",
        "lessThan": "fefac8c4686f",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "180253782038",
        "lessThan": "51b79f338175",
        "versionType": "git"
      }
    ],
    "programFiles": [
      "drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c"
    ],
    "defaultStatus": "unaffected"
  },
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "6.4"
      },
      {
        "status": "unaffected",
        "version": "0",
        "lessThan": "6.4",
        "versionType": "custom"
      },
      {
        "status": "unaffected",
        "version": "6.5.9",
        "versionType": "custom",
        "lessThanOrEqual": "6.5.*"
      },
      {
        "status": "unaffected",
        "version": "6.6",
        "versionType": "original_commit_for_fix",
        "lessThanOrEqual": "*"
      }
    ],
    "programFiles": [
      "drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c"
    ],
    "defaultStatus": "affected"
  }
]