fkie_cve-2022-50837
Vulnerability from fkie_nvd
Published
2025-12-30 13:15
Modified
2025-12-31 20:43
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: net: dsa: tag_8021q: avoid leaking ctx on dsa_tag_8021q_register() error path If dsa_tag_8021q_setup() fails, for example due to the inability of the device to install a VLAN, the tag_8021q context of the switch will leak. Make sure it is freed on the error path.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/09f30f394e832ed09859b6a80fdd20668a9104ff
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/14ed46a13aba42a6ddd85de6f6274090df3586a5
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/39691d51af99f80efb9e365f94b8e0c791fa1a2f
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/e095493091e850d5292ad01d8fbf5cde1d89ac53
Impacted products
Vendor Product Version


To clipboard 

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: dsa: tag_8021q: avoid leaking ctx on dsa_tag_8021q_register() error path\n\nIf dsa_tag_8021q_setup() fails, for example due to the inability of the\ndevice to install a VLAN, the tag_8021q context of the switch will leak.\nMake sure it is freed on the error path."
    }
  ],
  "id": "CVE-2022-50837",
  "lastModified": "2025-12-31T20:43:05.160",
  "metrics": {},
  "published": "2025-12-30T13:15:58.243",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/09f30f394e832ed09859b6a80fdd20668a9104ff"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/14ed46a13aba42a6ddd85de6f6274090df3586a5"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/39691d51af99f80efb9e365f94b8e0c791fa1a2f"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/e095493091e850d5292ad01d8fbf5cde1d89ac53"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Awaiting Analysis"
}


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