CVE-2024-38561 kunit: Fix kthread reference

2024-06-1913:35:30

Linux

www.cve.org

linux kernel vulnerability kunit race condition

0.0004 Low

EPSS

Percentile

15.7%

JSON

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

kunit: Fix kthread reference

There is a race condition when a kthread finishes after the deadline and
before the call to kthread_stop(), which may lead to use after free.

CNA Affected

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "lib/kunit/try-catch.c"
    ],
    "versions": [
      {
        "version": "adf505457032",
        "lessThan": "1f2ebd3758e1",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "adf505457032",
        "lessThan": "1ec7ccb4cd4b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "adf505457032",
        "lessThan": "8f5c841a559c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "adf505457032",
        "lessThan": "b0b755cb5a5e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "adf505457032",
        "lessThan": "f8aa1b98ce40",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "lib/kunit/try-catch.c"
    ],
    "versions": [
      {
        "version": "5.18",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.18",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.1.93",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.6.33",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.8.12",
        "lessThanOrEqual": "6.8.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.9.3",
        "lessThanOrEqual": "6.9.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.10-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]