CVE-2021-47422 drm/nouveau/kms/nv50-: fix file release memory leak

2024-05-2115:04:09

Linux

www.cve.org

linux kernel

vulnerability

resolved

memory leak

cve-2021-47422

single_open

single_release

AI Score

6.5

Confidence

Low

EPSS

Percentile

15.5%

JSON

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

drm/nouveau/kms/nv50-: fix file release memory leak

When using single_open() for opening, single_release() should be
called, otherwise the ‘op’ allocated in single_open() will be leaked.

CNA Affected

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/gpu/drm/nouveau/dispnv50/crc.c"
    ],
    "versions": [
      {
        "version": "12885ecbfe62",
        "lessThan": "65fff0a8efcd",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "12885ecbfe62",
        "lessThan": "0b4e9fc14973",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "12885ecbfe62",
        "lessThan": "0b3d4945cc7e",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/gpu/drm/nouveau/dispnv50/crc.c"
    ],
    "versions": [
      {
        "version": "5.9",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.9",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "5.10.73",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "5.14.12",
        "lessThanOrEqual": "5.14.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "5.15",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]