CVE-2024-39466 thermal/drivers/qcom/lmh: Check for SCM availability at probe

2024-06-2514:25:04

Linux

github.com

linux kernel

vulnerability

thermal driver

AI Score

7.2

Confidence

Low

EPSS

Percentile

5.0%

SSVC

Exploitation

none

Automatable

Technical Impact

partial

JSON

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

thermal/drivers/qcom/lmh: Check for SCM availability at probe

Up until now, the necessary scm availability check has not been
performed, leading to possible null pointer dereferences (which did
happen for me on RB1).

Fix that.

CNA Affected

[
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "53bca371cdf7",
        "lessThan": "2226b145afa5",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "53bca371cdf7",
        "lessThan": "560d69c97507",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "53bca371cdf7",
        "lessThan": "0a47ba94ec3d",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "53bca371cdf7",
        "lessThan": "aa1a0807b4a7",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "53bca371cdf7",
        "lessThan": "d9d3490c48df",
        "versionType": "git"
      }
    ],
    "programFiles": [
      "drivers/thermal/qcom/lmh.c"
    ],
    "defaultStatus": "unaffected"
  },
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "5.15"
      },
      {
        "status": "unaffected",
        "version": "0",
        "lessThan": "5.15",
        "versionType": "custom"
      },
      {
        "status": "unaffected",
        "version": "5.15.161",
        "versionType": "custom",
        "lessThanOrEqual": "5.15.*"
      },
      {
        "status": "unaffected",
        "version": "6.1.94",
        "versionType": "custom",
        "lessThanOrEqual": "6.1.*"
      },
      {
        "status": "unaffected",
        "version": "6.6.34",
        "versionType": "custom",
        "lessThanOrEqual": "6.6.*"
      },
      {
        "status": "unaffected",
        "version": "6.9.5",
        "versionType": "custom",
        "lessThanOrEqual": "6.9.*"
      },
      {
        "status": "unaffected",
        "version": "6.10",
        "versionType": "original_commit_for_fix",
        "lessThanOrEqual": "*"
      }
    ],
    "programFiles": [
      "drivers/thermal/qcom/lmh.c"
    ],
    "defaultStatus": "affected"
  }
]