CVE-2022-48669 powerpc/pseries: Fix potential memleak in papr_get_attr()

2024-05-0113:03:55

Linux

www.cve.org

cve-2022-48669

powerpc

pseries

memleak

papr_get_attr

linux kernel

AI Score

7.6

Confidence

High

EPSS

Percentile

15.5%

JSON

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

powerpc/pseries: Fix potential memleak in papr_get_attr()

buf is allocated in papr_get_attr(), and krealloc() of buf
could fail. We need to free the original buf in the case of failure.

CNA Affected

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "arch/powerpc/platforms/pseries/papr_platform_attributes.c"
    ],
    "versions": [
      {
        "version": "3c14b73454cf",
        "lessThan": "a3f22feb2220",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3c14b73454cf",
        "lessThan": "1699fb915b9f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3c14b73454cf",
        "lessThan": "7f7d39fe3d80",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3c14b73454cf",
        "lessThan": "d0647c3e81ef",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3c14b73454cf",
        "lessThan": "cda9c0d55628",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "arch/powerpc/platforms/pseries/papr_platform_attributes.c"
    ],
    "versions": [
      {
        "version": "5.18",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.18",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.1.83",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.6.23",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.7.11",
        "lessThanOrEqual": "6.7.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.8.2",
        "lessThanOrEqual": "6.8.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.9",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]