{
  "cveId": "CVE-2026-68460",
  "url": "https://patchblox.com/security/cve/CVE-2026-68460",
  "summary": "CVE-2026-68460 is fixed in 11 products on 1 platform, first by DEBIAN-CVE-2026-68460, released August 15, 2026. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  f2fs: fix potential deadlock in f2fs_balance_fs(...",
  "description": "In the Linux kernel, the following vulnerability has been resolved:  f2fs: fix potential deadlock in f2fs_balance_fs()  When the f2fs filesystem space is nearly exhausted, we encounter deadlock issues as below:  INFO: task A:1890 blocked for more than 120 seconds.       Tainted: G           O       6.12.41-g3fe07ddf05ab #1 \u0022echo 0 \u003E /proc/sys/kernel/hung_task_timeout_secs\u0022 disables this message. task:A    state:D stack:0     pid:1890  tgid:1626  ppid:1153   flags:0x00000204 Call trace:  __switch_to\u002B0xf4/0x158  __schedule\u002B0x27c/0x908  schedule\u002B0x3c/0x118  io_schedule\u002B0x44/0x68  folio_wait_bit_common\u002B0x174/0x370  folio_wait_bit\u002B0x20/0x38  folio_wait_writeback\u002B0x54/0xc8  truncate_inode_partial_folio\u002B0x70/0x1e0  truncate_inode_pages_range\u002B0x1b0/0x450  truncate_pagecache\u002B0x54/0x88  f2fs_file_write_iter\u002B0x3e8/0xb80  do_iter_readv_writev\u002B0xf0/0x1e0  vfs_writev\u002B0x138/0x2c8  do_writev\u002B0x88/0x130  __arm64_sys_writev\u002B0x28/0x40  invoke_syscall\u002B0x50/0x120  el0_svc_common.constprop.0\u002B0xc8/0xf0  do_el0_svc\u002B0x24/0x38  el0_svc\u002B0x30/0xf8  el0t_64_sync_handler\u002B0x120/0x130  el0t_64_sync\u002B0x190/0x198  INFO: task kworker/u8:11:2680853 blocked for more than 120 seconds.       Tainted: G           O       6.12.41-g3fe07ddf05ab #1 \u0022echo 0 \u003E /proc/sys/kernel/hung_task_timeout_secs\u0022 disables this message. task:kworker/u8:11   state:D stack:0     pid:2680853 tgid:2680853 ppid:2      flags:0x00000208 Workqueue: writeback wb_workfn (flush-254:0) Call trace:  __switch_to\u002B0xf4/0x158  __schedule\u002B0x27c/0x908  schedule\u002B0x3c/0x118  io_schedule\u002B0x44/0x68  folio_wait_bit_common\u002B0x174/0x370  __filemap_get_folio\u002B0x214/0x348  pagecache_get_page\u002B0x20/0x70  f2fs_get_read_data_page\u002B0x150/0x3e8  f2fs_get_lock_data_page\u002B0x2c/0x160  move_data_page\u002B0x50/0x478  do_garbage_collect\u002B0xd38/0x1528  f2fs_gc\u002B0x240/0x7e0  f2fs_balance_fs\u002B0x1a0/0x208  f2fs_write_single_data_page\u002B0x6e4/0x730  f2fs_write_cache_pages\u002B0x378/0x9b0  f2fs_write_data_pages\u002B0x2e4/0x388  do_writepages\u002B0x8c/0x2c8  __writeback_single_inode\u002B0x4c/0x498  writeback_sb_inodes\u002B0x234/0x4a8  __writeback_inodes_wb\u002B0x58/0x118  wb_writeback\u002B0x2f8/0x3c0  wb_workfn\u002B0x2c4/0x508  process_one_work\u002B0x180/0x408  worker_thread\u002B0x258/0x368  kthread\u002B0x118/0x128  ret_from_fork\u002B0x10/0x200  INFO: task kworker/u8:8:2641297 blocked for more than 120 seconds.       Tainted: G           O       6.12.41-g3fe07ddf05ab #1 \u0022echo 0 \u003E /proc/sys/kernel/hung_task_timeout_secs\u0022 disables this message. task:kworker/u8:8    state:D stack:0     pid:2641297 tgid:2641297 ppid:2      flags:0x00000208 Workqueue: writeback wb_workfn (flush-254:0) Call trace:  __switch_to\u002B0xf4/0x158  __schedule\u002B0x27c/0x908  rt_mutex_schedule\u002B0x30/0x60  __rt_mutex_slowlock_locked.constprop.0\u002B0x460/0x8a8  rwbase_write_lock\u002B0x24c/0x378  down_write\u002B0x1c/0x30  f2fs_balance_fs\u002B0x184/0x208  f2fs_write_inode\u002B0xf4/0x328  __writeback_single_inode\u002B0x370/0x498  writeback_sb_inodes\u002B0x234/0x4a8  __writeback_inodes_wb\u002B0x58/0x118  wb_writeback\u002B0x2f8/0x3c0  wb_workfn\u002B0x2c4/0x508  process_one_work\u002B0x180/0x408  worker_thread\u002B0x258/0x368  kthread\u002B0x118/0x128  ret_from_fork\u002B0x10/0x20  INFO: task B:1902 blocked for more than 120 seconds.       Tainted: G           O       6.12.41-g3fe07ddf05ab #1 \u0022echo 0 \u003E /proc/sys/kernel/hung_task_timeout_secs\u0022 disables this message. task:B     state:D stack:0     pid:1902  tgid:1626  ppid:1153   flags:0x0000020c Call trace:  __switch_to\u002B0xf4/0x158  __schedule\u002B0x27c/0x908  rt_mutex_schedule\u002B0x30/0x60  __rt_mutex_slowlock_locked.constprop.0\u002B0x460/0x8a8  rwbase_write_lock\u002B0x24c/0x378  down_write\u002B0x1c/0x30  f2fs_balance_fs\u002B0x184/0x208  f2fs_map_blocks\u002B0x94c/0x1110  f2fs_file_write_iter\u002B0x228/0xb80  do_iter_readv_writev\u002B0xf0/0x1e0  vfs_writev\u002B0x138/0x2c8  do_writev\u002B0x88/0x130  __arm64_sys_writev\u002B0x28/0x40  invoke_syscall\u002B0x50/0x120  el0_svc_common.constprop.0\u002B0xc8/0xf0  do_el0_svc\u002B0x24/0x38  el0_svc\u002B0x30/0xf8  el0t_64_sync_handler\u002B0x120/0x130  el0t_64_sync\u002B0x190/0x198  INFO: task sync:2769849 blocked for more than 120 seconds.       Tainted: G      ---truncated---",
  "published": "2026-08-15T06:18:22Z",
  "severity": "",
  "epss": 0.0022,
  "epssPercentile": 0.12553,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "kernel-64kb",
      "release": "sles 15.7",
      "fixedVersion": "6.4.0-150700.53.90.1",
      "fix": "SUSE-SU-2026:5091-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-5091-1",
      "released": "2026-11-07T00:43:02Z"
    },
    {
      "platform": "linux",
      "product": "kernel-azure",
      "release": "sles 15.7",
      "fixedVersion": "6.4.0-150700.53.90.1",
      "fix": "SUSE-SU-2026:5091-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-5091-1",
      "released": "2026-11-07T00:43:02Z"
    },
    {
      "platform": "linux",
      "product": "kernel-default",
      "release": "sles 15.7",
      "fixedVersion": "6.4.0-150700.53.90.1",
      "fix": "SUSE-SU-2026:5091-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-5091-1",
      "released": "2026-11-07T00:43:02Z"
    },
    {
      "platform": "linux",
      "product": "kernel-default-base",
      "release": "sles 15.7",
      "fixedVersion": "6.4.0-150700.53.90.1.150700.17.51.1",
      "fix": "SUSE-SU-2026:5091-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-5091-1",
      "released": "2026-11-07T00:43:02Z"
    },
    {
      "platform": "linux",
      "product": "kernel-docs",
      "release": "sles 15.7",
      "fixedVersion": "6.4.0-150700.53.90.1",
      "fix": "SUSE-SU-2026:5091-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-5091-1",
      "released": "2026-11-07T00:43:02Z"
    },
    {
      "platform": "linux",
      "product": "kernel-livepatch-SLE15-SP7_Update_24",
      "release": "sles 15.7",
      "fixedVersion": "1-150700.15.3.1",
      "fix": "SUSE-SU-2026:5091-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-5091-1",
      "released": "2026-11-07T00:43:02Z"
    },
    {
      "platform": "linux",
      "product": "kernel-obs-build",
      "release": "sles 15.7",
      "fixedVersion": "6.4.0-150700.53.90.1",
      "fix": "SUSE-SU-2026:5091-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-5091-1",
      "released": "2026-11-07T00:43:02Z"
    },
    {
      "platform": "linux",
      "product": "kernel-source",
      "release": "sles 15.7",
      "fixedVersion": "6.4.0-150700.53.90.1",
      "fix": "SUSE-SU-2026:5091-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-5091-1",
      "released": "2026-11-07T00:43:02Z"
    },
    {
      "platform": "linux",
      "product": "kernel-syms",
      "release": "sles 15.7",
      "fixedVersion": "6.4.0-150700.53.90.1",
      "fix": "SUSE-SU-2026:5091-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-5091-1",
      "released": "2026-11-07T00:43:02Z"
    },
    {
      "platform": "linux",
      "product": "kernel-zfcpdump",
      "release": "sles 15.7",
      "fixedVersion": "6.4.0-150700.53.90.1",
      "fix": "SUSE-SU-2026:5091-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-5091-1",
      "released": "2026-11-07T00:43:02Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "6.1.180-1",
      "fix": "DEBIAN-CVE-2026-68460",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-68460",
      "released": "2026-08-15T22:38:55Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "6.12.96-1",
      "fix": "DEBIAN-CVE-2026-68460",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-68460",
      "released": "2026-08-15T22:38:55Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 14",
      "fixedVersion": "7.1.5-1",
      "fix": "DEBIAN-CVE-2026-68460",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-68460",
      "released": "2026-08-15T22:38:55Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T13:06:02Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}