f2fs: fix to avoid use f2fs_bug_on() in f2fs_new_node_page()

{
  "id": "8dc7ae05cc9f21d6e9d93f1d15eec296f356d13161b25a8743db4bf5ff6271d9",
  "url": "https://osv.dev/vulnerability/CVE-2022-50013",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "f2fs: fix to avoid use f2fs_bug_on() in f2fs_new_node_page()",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid use f2fs_bug_on() in f2fs_new_node_page() As Dipanjan Das reported, syzkaller found a f2fs bug as below: RIP: 0010:f2fs_new_node_page+0x19ac/0x1fc0 fs/f2fs/node.c:1295 Call Trace: write_all_xattrs fs/f2fs/xattr.c:487 [inline] __f2fs_setxattr+0xe76/0x2e10 fs/f2fs/xattr.c:743 f2fs_setxattr+0x233/0xab0 fs/f2fs/xattr.c:790 f2fs_xattr_generic_set+0x133/0x170 fs/f2fs/xattr.c:86 __vfs_setxattr+0x115/0x180 fs/xattr.c:182 __vfs_setxattr_noperm+0x125/0x5f0 fs/xattr.c:216 __vfs_setxattr_locked+0x1cf/0x260 fs/xattr.c:277 vfs_setxattr+0x13f/0x330 fs/xattr.c:303 setxattr+0x146/0x160 fs/xattr.c:611 path_setxattr+0x1a7/0x1d0 fs/xattr.c:630 __do_sys_lsetxattr fs/xattr.c:653 [inline] __se_sys_lsetxattr fs/xattr.c:649 [inline] __x64_sys_lsetxattr+0xbd/0x150 fs/xattr.c:649 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x46/0xb0 NAT entry and nat bitmap can be inconsistent, e.g. one nid is free in nat bitmap, and blkaddr in its NAT entry is not NULL_ADDR, it may trigger BUG_ON() in f2fs_new_node_page(), fix it.",
    "evidence": "osv:CVE-2022-50013",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "4.19.256",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.4.211",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.10.138",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.15.63",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.19.4",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2022-50013",
      "aliases": [
        "CVE-2022-50013"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "22ad0b6ab46683975c6da032f1c2593066c7b3bd"
                },
                {
                  "fixed": "fbfad62b29e9f8f1c1026a806c9e064ec2a7c342"
                },
                {
                  "fixed": "29e734ec33ae4bd7de4018fb0fb0eec808c36b92"
                },
                {
                  "fixed": "800ba8979111184d5194f4233cc83afe683efc54"
                },
                {
                  "fixed": "5a01e45b925a0bc9718eccd33e5920f1a4e44caf"
                },
                {
                  "fixed": "43ce0a0bda2c54dad91d5a1943554eed9e050f55"
                },
                {
                  "fixed": "141170b759e03958f296033bb7001be62d1d363b"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50013.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "4.11.0"
                },
                {
                  "fixed": "4.19.256"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "4.20.0"
                },
                {
                  "fixed": "5.4.211"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.5.0"
                },
                {
                  "fixed": "5.10.138"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.11.0"
                },
                {
                  "fixed": "5.15.63"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.16.0"
                },
                {
                  "fixed": "5.19.4"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50013.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:28.200506723Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/141170b759e03958f296033bb7001be62d1d363b",
        "https://git.kernel.org/stable/c/29e734ec33ae4bd7de4018fb0fb0eec808c36b92",
        "https://git.kernel.org/stable/c/43ce0a0bda2c54dad91d5a1943554eed9e050f55",
        "https://git.kernel.org/stable/c/5a01e45b925a0bc9718eccd33e5920f1a4e44caf",
        "https://git.kernel.org/stable/c/800ba8979111184d5194f4233cc83afe683efc54",
        "https://git.kernel.org/stable/c/fbfad62b29e9f8f1c1026a806c9e064ec2a7c342",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50013.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-50013",
        "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/2022/50xxx/CVE-2022-50013.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-50013",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 494620,
  "published_at": "2025-06-18T11:01:17.771+00:00"
}