{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "4534a70b7056fd4b9a1c6db5a4ce3c98546b291e"
            },
            {
              "fixed": "de5e0955248ff90a2ae91e7f5c108392b52152d0"
            },
            {
              "fixed": "e0455361d3068066a91fe18282b751925d7b5ee7"
            },
            {
              "fixed": "9173b89c16a603d73c434b695fe2a7a13491300f"
            },
            {
              "fixed": "6db620863f8528ed9a9aa5ad323b26554a17881d"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "5.15.0"
            },
            {
              "fixed": "5.15.87"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.0.17"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.1.0"
            },
            {
              "fixed": "6.1.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50507.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nfs/ntfs3: Validate data run offset\n\nThis adds sanity checks for data run offset. We should make sure data\nrun offset is legit before trying to unpack them, otherwise we may\nencounter use-after-free or some unexpected memory access behaviors.\n\n[   82.940342] BUG: KASAN: use-after-free in run_unpack+0x2e3/0x570\n[   82.941180] Read of size 1 at addr ffff888008a8487f by task mount/240\n[   82.941670]\n[   82.942069] CPU: 0 PID: 240 Comm: mount Not tainted 5.19.0+ #15\n[   82.942482] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014\n[   82.943720] Call Trace:\n[   82.944204]  \u003cTASK\u003e\n[   82.944471]  dump_stack_lvl+0x49/0x63\n[   82.944908]  print_report.cold+0xf5/0x67b\n[   82.945141]  ? __wait_on_bit+0x106/0x120\n[   82.945750]  ? run_unpack+0x2e3/0x570\n[   82.946626]  kasan_report+0xa7/0x120\n[   82.947046]  ? run_unpack+0x2e3/0x570\n[   82.947280]  __asan_load1+0x51/0x60\n[   82.947483]  run_unpack+0x2e3/0x570\n[   82.947709]  ? memcpy+0x4e/0x70\n[   82.947927]  ? run_pack+0x7a0/0x7a0\n[   82.948158]  run_unpack_ex+0xad/0x3f0\n[   82.948399]  ? mi_enum_attr+0x14a/0x200\n[   82.948717]  ? run_unpack+0x570/0x570\n[   82.949072]  ? ni_enum_attr_ex+0x1b2/0x1c0\n[   82.949332]  ? ni_fname_type.part.0+0xd0/0xd0\n[   82.949611]  ? mi_read+0x262/0x2c0\n[   82.949970]  ? ntfs_cmp_names_cpu+0x125/0x180\n[   82.950249]  ntfs_iget5+0x632/0x1870\n[   82.950621]  ? ntfs_get_block_bmap+0x70/0x70\n[   82.951192]  ? evict+0x223/0x280\n[   82.951525]  ? iput.part.0+0x286/0x320\n[   82.951969]  ntfs_fill_super+0x1321/0x1e20\n[   82.952436]  ? put_ntfs+0x1d0/0x1d0\n[   82.952822]  ? vsprintf+0x20/0x20\n[   82.953188]  ? mutex_unlock+0x81/0xd0\n[   82.953379]  ? set_blocksize+0x95/0x150\n[   82.954001]  get_tree_bdev+0x232/0x370\n[   82.954438]  ? put_ntfs+0x1d0/0x1d0\n[   82.954700]  ntfs_fs_get_tree+0x15/0x20\n[   82.955049]  vfs_get_tree+0x4c/0x130\n[   82.955292]  path_mount+0x645/0xfd0\n[   82.955615]  ? putname+0x80/0xa0\n[   82.955955]  ? finish_automount+0x2e0/0x2e0\n[   82.956310]  ? kmem_cache_free+0x110/0x390\n[   82.956723]  ? putname+0x80/0xa0\n[   82.957023]  do_mount+0xd6/0xf0\n[   82.957411]  ? path_mount+0xfd0/0xfd0\n[   82.957638]  ? __kasan_check_write+0x14/0x20\n[   82.957948]  __x64_sys_mount+0xca/0x110\n[   82.958310]  do_syscall_64+0x3b/0x90\n[   82.958719]  entry_SYSCALL_64_after_hwframe+0x63/0xcd\n[   82.959341] RIP: 0033:0x7fd0d1ce948a\n[   82.960193] Code: 48 8b 0d 11 fa 2a 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 a5 00 00 008\n[   82.961532] RSP: 002b:00007ffe59ff69a8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5\n[   82.962527] RAX: ffffffffffffffda RBX: 0000564dcc107060 RCX: 00007fd0d1ce948a\n[   82.963266] RDX: 0000564dcc107260 RSI: 0000564dcc1072e0 RDI: 0000564dcc10fce0\n[   82.963686] RBP: 0000000000000000 R08: 0000564dcc107280 R09: 0000000000000020\n[   82.964272] R10: 00000000c0ed0000 R11: 0000000000000202 R12: 0000564dcc10fce0\n[   82.964785] R13: 0000564dcc107260 R14: 0000000000000000 R15: 00000000ffffffff",
  "id": "CVE-2022-50507",
  "modified": "2026-07-08T05:37:09.991050683Z",
  "published": "2025-10-04T15:43:55.675Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/6db620863f8528ed9a9aa5ad323b26554a17881d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9173b89c16a603d73c434b695fe2a7a13491300f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/de5e0955248ff90a2ae91e7f5c108392b52152d0"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e0455361d3068066a91fe18282b751925d7b5ee7"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50507.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-50507"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.7.5",
  "summary": "fs/ntfs3: Validate data run offset"
}