CVE-2024-26986 drm/amdkfd: Fix memory leak in create_process failure

2024-05-0105:27:29

Linux

github.com

linux kernel vulnerability

drm/amdkfd

memory leak

create_process failure

gpu reset.

AI Score

6.6

Confidence

Low

EPSS

Percentile

5.1%

SSVC

Exploitation

none

Automatable

Technical Impact

partial

JSON

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

drm/amdkfd: Fix memory leak in create_process failure

Fix memory leak due to a leaked mmget reference on an error handling
code path that is triggered when attempting to create KFD processes
while a GPU reset is in progress.

CNA Affected

[
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "0ab2d7532b05",
        "lessThan": "aa02d43367a9",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "0ab2d7532b05",
        "lessThan": "0dcd87641164",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "0ab2d7532b05",
        "lessThan": "18921b205012",
        "versionType": "git"
      }
    ],
    "programFiles": [
      "drivers/gpu/drm/amd/amdkfd/kfd_process.c"
    ],
    "defaultStatus": "unaffected"
  },
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "6.5"
      },
      {
        "status": "unaffected",
        "version": "0",
        "lessThan": "6.5",
        "versionType": "custom"
      },
      {
        "status": "unaffected",
        "version": "6.6.29",
        "versionType": "custom",
        "lessThanOrEqual": "6.6.*"
      },
      {
        "status": "unaffected",
        "version": "6.8.8",
        "versionType": "custom",
        "lessThanOrEqual": "6.8.*"
      },
      {
        "status": "unaffected",
        "version": "6.9",
        "versionType": "original_commit_for_fix",
        "lessThanOrEqual": "*"
      }
    ],
    "programFiles": [
      "drivers/gpu/drm/amd/amdkfd/kfd_process.c"
    ],
    "defaultStatus": "affected"
  }
]