CVE-2021-47513 net: dsa: felix: Fix memory leak in felix_setup_mmio_filtering

2024-05-2415:09:28

Linux

github.com

linux kernel

net

dsa

felix

memory leak

vulnerability

AI Score

6.8

Confidence

Low

EPSS

Percentile

9.0%

SSVC

Exploitation

none

Automatable

Technical Impact

partial

JSON

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

net: dsa: felix: Fix memory leak in felix_setup_mmio_filtering

Avoid a memory leak if there is not a CPU port defined.

Addresses-Coverity-ID: 1492897 (“Resource leak”)
Addresses-Coverity-ID: 1492899 (“Resource leak”)

CNA Affected

[
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "8d5f7954b7c8",
        "lessThan": "973a0373e88c",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "8d5f7954b7c8",
        "lessThan": "e8b1d7698038",
        "versionType": "git"
      }
    ],
    "programFiles": [
      "drivers/net/dsa/ocelot/felix.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": "5.15.8",
        "versionType": "custom",
        "lessThanOrEqual": "5.15.*"
      },
      {
        "status": "unaffected",
        "version": "5.16",
        "versionType": "original_commit_for_fix",
        "lessThanOrEqual": "*"
      }
    ],
    "programFiles": [
      "drivers/net/dsa/ocelot/felix.c"
    ],
    "defaultStatus": "affected"
  }
]