ksmbd: fix racy issue from session lookup and expire

{
  "id": "cdd17a76d9effcf3813600f21b9f61e1c3d63e4811ce66c59b3e74c2ff1ab4d5",
  "url": "https://osv.dev/vulnerability/CVE-2024-58087",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "ksmbd: fix racy issue from session lookup and expire",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix racy issue from session lookup and expire Increment the session reference count within the lock for lookup to avoid racy issue with session expire.",
    "evidence": "osv:CVE-2024-58087",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.15.176",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.1.121",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.6.67",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.12.6",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "critical",
    "structured": {
      "id": "CVE-2024-58087",
      "aliases": [
        "CVE-2024-58087"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/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": [
                {
                  "introduced": "0626e6641f6b467447c81dd7678a69c66f7746cf"
                },
                {
                  "fixed": "2107ab40629aeabbec369cf34b8cf0f288c3eb1b"
                },
                {
                  "fixed": "37a0e2b362b3150317fb6e2139de67b1e29ae5ff"
                },
                {
                  "fixed": "450a844c045ff0895d41b05a1cbe8febd1acfcfd"
                },
                {
                  "fixed": "a39e31e22a535d47b14656a7d6a893c7f6cf758c"
                },
                {
                  "fixed": "b95629435b84b9ecc0c765995204a4d8a913ed52"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-58087.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.15.0"
                },
                {
                  "fixed": "5.15.176"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.16.0"
                },
                {
                  "fixed": "6.1.121"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.2.0"
                },
                {
                  "fixed": "6.6.67"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.7.0"
                },
                {
                  "fixed": "6.12.6"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-58087.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:33.049540249Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/2107ab40629aeabbec369cf34b8cf0f288c3eb1b",
        "https://git.kernel.org/stable/c/37a0e2b362b3150317fb6e2139de67b1e29ae5ff",
        "https://git.kernel.org/stable/c/450a844c045ff0895d41b05a1cbe8febd1acfcfd",
        "https://git.kernel.org/stable/c/a39e31e22a535d47b14656a7d6a893c7f6cf758c",
        "https://git.kernel.org/stable/c/b95629435b84b9ecc0c765995204a4d8a913ed52",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/58xxx/CVE-2024-58087.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2024-58087",
        "https://www.zerodayinitiative.com/advisories/ZDI-25-100/",
        "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/2024/58xxx/CVE-2024-58087.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2024-58087",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 499813,
  "published_at": "2025-03-12T07:28:09.114+00:00"
}