SUNRPC: Don't leak netobj memory when gss_read_proxy_verf() fails

{
  "id": "bc20372cfbb5e142e6667111cce8ad1aa062f293f18c52f7776fa63eca2326c0",
  "url": "https://osv.dev/vulnerability/CVE-2022-50821",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "SUNRPC: Don't leak netobj memory when gss_read_proxy_verf() fails",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Don't leak netobj memory when gss_read_proxy_verf() fails",
    "evidence": "osv:CVE-2022-50821",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "4.19.270",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.4.229",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.10.163",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.15.87",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.0.17",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.1.3",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2022-50821",
      "aliases": [
        "CVE-2022-50821"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
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                  "introduced": "030d794bf49855f5e2a9e8dfbfad34211d1eb08b"
                },
                {
                  "fixed": "76f2497a2faa6a4e91efb94a7f55705b403273fd"
                },
                {
                  "fixed": "aa91afe597401b78baa7d751c71eedb92c80bd4d"
                },
                {
                  "fixed": "2cd6026e257362f030c8be57abaf7fc0049df60a"
                },
                {
                  "fixed": "d01fa993eb7fbc305f0a9c3e8bfac6513efc13b6"
                },
                {
                  "fixed": "67eb848161c2799f2007968ea3bc87adb15c9567"
                },
                {
                  "fixed": "c9ded831e2552b9c3cab7e2591a190e94f9d29c0"
                },
                {
                  "fixed": "da522b5fe1a5f8b7c20a0023e87b52a150e53bf5"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50821.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "3.10.0"
                },
                {
                  "fixed": "4.19.270"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "4.20.0"
                },
                {
                  "fixed": "5.4.229"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.5.0"
                },
                {
                  "fixed": "5.10.163"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.11.0"
                },
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                  "fixed": "5.15.87"
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              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.16.0"
                },
                {
                  "fixed": "6.0.17"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.1.0"
                },
                {
                  "fixed": "6.1.3"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50821.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:48.864603975Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/2cd6026e257362f030c8be57abaf7fc0049df60a",
        "https://git.kernel.org/stable/c/67eb848161c2799f2007968ea3bc87adb15c9567",
        "https://git.kernel.org/stable/c/76f2497a2faa6a4e91efb94a7f55705b403273fd",
        "https://git.kernel.org/stable/c/aa91afe597401b78baa7d751c71eedb92c80bd4d",
        "https://git.kernel.org/stable/c/c9ded831e2552b9c3cab7e2591a190e94f9d29c0",
        "https://git.kernel.org/stable/c/d01fa993eb7fbc305f0a9c3e8bfac6513efc13b6",
        "https://git.kernel.org/stable/c/da522b5fe1a5f8b7c20a0023e87b52a150e53bf5",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50821.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-50821",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50821.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-50821",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 517180,
  "published_at": "2025-12-30T12:08:35.564+00:00"
}