{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "196c81fdd438f7ac429d5639090a9816abb9760a"
            },
            {
              "fixed": "b6382273801bc7c778545dd8004c9a9d750b4f62"
            },
            {
              "fixed": "3996b70209f145bfcf2afc7d05dd92c27b233b48"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/23xxx/CVE-2026-23232.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nRevert \"f2fs: block cache/dio write during f2fs_enable_checkpoint()\"\n\nThis reverts commit 196c81fdd438f7ac429d5639090a9816abb9760a.\n\nOriginal patch may cause below deadlock, revert it.\n\nwrite\t\t\t\tremount\n- write_begin\n - lock_page  --- lock A\n - prepare_write_begin\n  - f2fs_map_lock\n\t\t\t\t- f2fs_enable_checkpoint\n\t\t\t\t - down_write(cp_enable_rwsem)  --- lock B\n\t\t\t\t - sync_inode_sb\n\t\t\t\t  - writepages\n\t\t\t\t   - lock_page\t\t\t--- lock A\n   - down_read(cp_enable_rwsem)  --- lock A",
  "id": "CVE-2026-23232",
  "modified": "2026-04-01T23:07:46.197958655Z",
  "published": "2026-03-04T14:36:37.323Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3996b70209f145bfcf2afc7d05dd92c27b233b48"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/b6382273801bc7c778545dd8004c9a9d750b4f62"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/23xxx/CVE-2026-23232.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-23232"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.7.3",
  "summary": "Revert \"f2fs: block cache/dio write during f2fs_enable_checkpoint()\""
}