f2fs: fix null-ptr-deref in f2fs_submit_page_bio()

{
  "id": "b6151238a39db9b98bdb4673c1d1a58d0221587140d5d4ed70b6ae216fbaef4a",
  "url": "https://osv.dev/vulnerability/CVE-2024-53221",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "f2fs: fix null-ptr-deref in f2fs_submit_page_bio()",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: f2fs: fix null-ptr-deref in f2fs_submit_page_bio() There's issue as follows when concurrently installing the f2fs.ko module and mounting the f2fs file system: KASAN: null-ptr-deref in range [0x0000000000000020-0x0000000000000027] RIP: 0010:__bio_alloc+0x2fb/0x6c0 [f2fs] Call Trace: f2fs_submit_page_bio+0x126/0x8b0 [f2fs] __get_meta_page+0x1d4/0x920 [f2fs] get_checkpoint_version.constprop.0+0x2b/0x3c0 [f2fs] validate_checkpoint+0xac/0x290 [f2fs] f2fs_get_valid_checkpoint+0x207/0x950 [f2fs] f2fs_fill_super+0x1007/0x39b0 [f2fs] mount_bdev+0x183/0x250 legacy_get_tree+0xf4/0x1e0 vfs_get_tree+0x88/0x340 do_new_mount+0x283/0x5e0 path_mount+0x2b2/0x15b0 __x64_sys_mount+0x1fe/0x270 do_syscall_64+0x5f/0x170 entry_SYSCALL_64_after_hwframe+0x76/0x7e Above issue happens as the biset of the f2fs file system is not initialized before register \"f2fs_fs_type\". To address above issue just register \"f2fs_fs_type\" at the last in init_f2fs_fs(). Ensure that all f2fs file system resources are initialized.",
    "evidence": "osv:CVE-2024-53221",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.15.209",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.1.175",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.6.72",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.11.11",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.12.2",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2024-53221",
      "aliases": [
        "CVE-2024-53221"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "f543805fcd60f3f9a491cfa2f2dc9284d2569c28"
                },
                {
                  "fixed": "4289be8465924748daa9bf14866eb7f0987d4e39"
                },
                {
                  "fixed": "bd9197b72d772be7bccc3b66c83a3157cfe2f96f"
                },
                {
                  "fixed": "8dddc12d03248755d9f709bc1eb9e3ea2bf1b322"
                },
                {
                  "fixed": "32f5e291b7677495f98246eec573767430321c08"
                },
                {
                  "fixed": "9e11b1d5fda972f6be60ab732976a7c8e064cd56"
                },
                {
                  "fixed": "b7d0a97b28083084ebdd8e5c6bccd12e6ec18faa"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-53221.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.6.0"
                },
                {
                  "fixed": "5.15.209"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.16.0"
                },
                {
                  "fixed": "6.1.175"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.2.0"
                },
                {
                  "fixed": "6.6.72"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.7.0"
                },
                {
                  "fixed": "6.11.11"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.12.0"
                },
                {
                  "fixed": "6.12.2"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-53221.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:29.435895499Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/32f5e291b7677495f98246eec573767430321c08",
        "https://git.kernel.org/stable/c/4289be8465924748daa9bf14866eb7f0987d4e39",
        "https://git.kernel.org/stable/c/8dddc12d03248755d9f709bc1eb9e3ea2bf1b322",
        "https://git.kernel.org/stable/c/9e11b1d5fda972f6be60ab732976a7c8e064cd56",
        "https://git.kernel.org/stable/c/b7d0a97b28083084ebdd8e5c6bccd12e6ec18faa",
        "https://git.kernel.org/stable/c/bd9197b72d772be7bccc3b66c83a3157cfe2f96f",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/53xxx/CVE-2024-53221.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2024-53221",
        "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/2024/53xxx/CVE-2024-53221.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2024-53221",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 496040,
  "published_at": "2024-12-27T13:50:06.309+00:00"
}