ksmbd: fix slab-use-after-free in smb3_preauth_hash_rsp

{
  "id": "62544a42bd67db7271ca29b13aa16d15496984ac19cdbb8a3acd98e3d7dc65ca",
  "url": "https://osv.dev/vulnerability/CVE-2024-50283",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "ksmbd: fix slab-use-after-free in smb3_preauth_hash_rsp",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix slab-use-after-free in smb3_preauth_hash_rsp ksmbd_user_session_put should be called under smb3_preauth_hash_rsp(). It will avoid freeing session before calling smb3_preauth_hash_rsp().",
    "evidence": "osv:CVE-2024-50283",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.15.174",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.1.117",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.6.61",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.11.8",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "critical",
    "structured": {
      "id": "CVE-2024-50283",
      "aliases": [
        "CVE-2024-50283"
      ],
      "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": "cb645064e0811053c94e86677f2e58ed29359d62"
                },
                {
                  "fixed": "f7557bbca40d4ca8bb1c6c940ac6c95078bd0827"
                },
                {
                  "fixed": "c6cdc08c25a868a08068dfc319fa9fce982b8e7f"
                },
                {
                  "fixed": "1b6ad475d4ed577d34e0157eb507be00c588bf5c"
                },
                {
                  "fixed": "b8fc56fbca7482c1e5c0e3351c6ae78982e25ada"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-50283.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.15.0"
                },
                {
                  "fixed": "5.15.174"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.16.0"
                },
                {
                  "fixed": "6.1.117"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.2.0"
                },
                {
                  "fixed": "6.6.61"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.7.0"
                },
                {
                  "fixed": "6.11.8"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-50283.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:37.892795313Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/1b6ad475d4ed577d34e0157eb507be00c588bf5c",
        "https://git.kernel.org/stable/c/b8fc56fbca7482c1e5c0e3351c6ae78982e25ada",
        "https://git.kernel.org/stable/c/c6cdc08c25a868a08068dfc319fa9fce982b8e7f",
        "https://git.kernel.org/stable/c/cb645064e0811053c94e86677f2e58ed29359d62",
        "https://git.kernel.org/stable/c/f7557bbca40d4ca8bb1c6c940ac6c95078bd0827",
        "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/50xxx/CVE-2024-50283.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2024-50283",
        "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/2024/50xxx/CVE-2024-50283.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2024-50283",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 505006,
  "published_at": "2024-11-19T01:30:25.968+00:00"
}