cifs: fix potential double free during failed mount

{
  "id": "5c0182b4aac8062dde9c3f61e349cadb61714ad0c7bfb2522e8ce81d8095e5cc",
  "url": "https://osv.dev/vulnerability/CVE-2022-49541",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "cifs: fix potential double free during failed mount",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: cifs: fix potential double free during failed mount RHBZ: https://bugzilla.redhat.com/show_bug.cgi?id=2088799",
    "evidence": "osv:CVE-2022-49541",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.15.46",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.17.14",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.18.3",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "CVE-2022-49541",
      "aliases": [
        "CVE-2022-49541"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
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                  "introduced": "d17abdf7566566fc402c31899b353044a7ff3cf4"
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                  "fixed": "ce0008a0e410cdd95f0d8cd81b2902ec10a660c4"
                },
                {
                  "fixed": "9a167fc440e5693c1cdd7f07071e05658bd9d89d"
                },
                {
                  "fixed": "ee71f8f1cd3c8c4a251fd3e8abc89215ae3457cb"
                },
                {
                  "fixed": "8378a51e3f8140f60901fb27208cc7a6e47047b5"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-49541.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.11.0"
                },
                {
                  "fixed": "5.15.46"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.16.0"
                },
                {
                  "fixed": "5.17.14"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.18.0"
                },
                {
                  "fixed": "5.18.3"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-49541.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:25.492694670Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/8378a51e3f8140f60901fb27208cc7a6e47047b5",
        "https://git.kernel.org/stable/c/9a167fc440e5693c1cdd7f07071e05658bd9d89d",
        "https://git.kernel.org/stable/c/ce0008a0e410cdd95f0d8cd81b2902ec10a660c4",
        "https://git.kernel.org/stable/c/ee71f8f1cd3c8c4a251fd3e8abc89215ae3457cb",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49541.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-49541",
        "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/2022/49xxx/CVE-2022-49541.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-49541",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 491786,
  "published_at": "2025-02-26T02:13:56.496+00:00"
}