CVE-2022-50856 (GCVE-0-2022-50856)
Vulnerability from cvelistv5
Published
2025-12-30 12:15
Modified
2025-12-30 12:15
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: cifs: Fix xid leak in cifs_ses_add_channel() Before return, should free the xid, otherwise, the xid will be leaked.
References
Impacted products
Vendor Product Version
Linux Linux Version: d70e9fa55884760b6d6c293dbf20d8c52ce11fb7
Version: d70e9fa55884760b6d6c293dbf20d8c52ce11fb7
Version: d70e9fa55884760b6d6c293dbf20d8c52ce11fb7
Version: d70e9fa55884760b6d6c293dbf20d8c52ce11fb7
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "fs/cifs/sess.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
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              "status": "affected",
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              "versionType": "git"
            },
            {
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            {
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              "versionType": "git"
            },
            {
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              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "fs/cifs/sess.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.5"
            },
            {
              "lessThan": "5.5",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.152",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.76",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.0.*",
              "status": "unaffected",
              "version": "6.0.6",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
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                  "versionStartIncluding": "5.5",
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                },
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                },
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                  "versionEndExcluding": "6.0.6",
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                  "vulnerable": true
                },
                {
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                  "versionEndExcluding": "6.1",
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                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncifs: Fix xid leak in cifs_ses_add_channel()\n\nBefore return, should free the xid, otherwise, the\nxid will be leaked."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-12-30T12:15:31.193Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/7286f875510486fdc2fc426b7c826262e2283a65"
        },
        {
          "url": "https://git.kernel.org/stable/c/847301f0ee1c29f34cc48547ce1071990f24969c"
        },
        {
          "url": "https://git.kernel.org/stable/c/db2a8b6c17e128d91f35d836c569f4a6bda4471b"
        },
        {
          "url": "https://git.kernel.org/stable/c/e909d054bdea75ef1ec48c18c5936affdaecbb2c"
        }
      ],
      "title": "cifs: Fix xid leak in cifs_ses_add_channel()",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-50856",
    "datePublished": "2025-12-30T12:15:31.193Z",
    "dateReserved": "2025-12-30T12:06:07.135Z",
    "dateUpdated": "2025-12-30T12:15:31.193Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2022-50856\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-12-30T13:16:00.330\",\"lastModified\":\"2025-12-30T13:16:00.330\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\ncifs: Fix xid leak in cifs_ses_add_channel()\\n\\nBefore return, should free the xid, otherwise, the\\nxid will be leaked.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/7286f875510486fdc2fc426b7c826262e2283a65\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/847301f0ee1c29f34cc48547ce1071990f24969c\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/db2a8b6c17e128d91f35d836c569f4a6bda4471b\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/e909d054bdea75ef1ec48c18c5936affdaecbb2c\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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