CVE-2024-43896 ASoC: cs-amp-lib: Fix NULL pointer crash if efi.get_variable is NULL

2024-08-2610:10:52

Linux

www.cve.org

asoc

cs-amp-lib

linux kernel

vulnerability

resolved

efi.get_variable

EPSS

Percentile

9.5%

JSON

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

ASoC: cs-amp-lib: Fix NULL pointer crash if efi.get_variable is NULL

Call efi_rt_services_supported() to check that efi.get_variable exists
before calling it.

CNA Affected

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "sound/soc/codecs/cs-amp-lib.c"
    ],
    "versions": [
      {
        "version": "1cad8725f2b9",
        "lessThan": "5b6baaa7cbd7",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1cad8725f2b9",
        "lessThan": "dc268085e499",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "sound/soc/codecs/cs-amp-lib.c"
    ],
    "versions": [
      {
        "version": "6.9",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.9",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.10.5",
        "lessThanOrEqual": "6.10.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.11",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]