{
  "cveId": "CVE-2024-35832",
  "url": "https://patchblox.com/security/cve/CVE-2024-35832",
  "summary": "CVE-2024-35832 is fixed in linux on 1 platform, first by DEBIAN-CVE-2024-35832, released May 17, 2024. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  bcachefs: kvfree bch_fs::snapshots in bch2_fs_sn...",
  "description": "In the Linux kernel, the following vulnerability has been resolved:  bcachefs: kvfree bch_fs::snapshots in bch2_fs_snapshots_exit  bch_fs::snapshots is allocated by kvzalloc in __snapshot_t_mut. It should be freed by kvfree not kfree. Or umount will triger:  [  406.829178 ] BUG: unable to handle page fault for address: ffffe7b487148008 [  406.830676 ] #PF: supervisor read access in kernel mode [  406.831643 ] #PF: error_code(0x0000) - not-present page [  406.832487 ] PGD 0 P4D 0 [  406.832898 ] Oops: 0000 [#1] PREEMPT SMP PTI [  406.833512 ] CPU: 2 PID: 1754 Comm: umount Kdump: loaded Tainted: G           OE      6.7.0-rc7-custom\u002B #90 [  406.834746 ] Hardware name: QEMU Standard PC (i440FX \u002B PIIX, 1996), BIOS Arch Linux 1.16.3-1-1 04/01/2014 [  406.835796 ] RIP: 0010:kfree\u002B0x62/0x140 [  406.836197 ] Code: 80 48 01 d8 0f 82 e9 00 00 00 48 c7 c2 00 00 00 80 48 2b 15 78 9f 1f 01 48 01 d0 48 c1 e8 0c 48 c1 e0 06 48 03 05 56 9f 1f 01 \u003C48\u003E 8b 50 08 48 89 c7 f6 c2 01 0f 85 b0 00 00 00 66 90 48 8b 07 f6 [  406.837810 ] RSP: 0018:ffffb9d641607e48 EFLAGS: 00010286 [  406.838213 ] RAX: ffffe7b487148000 RBX: ffffb9d645200000 RCX: ffffb9d641607dc4 [  406.838738 ] RDX: 000065bb00000000 RSI: ffffffffc0d88b84 RDI: ffffb9d645200000 [  406.839217 ] RBP: ffff9a4625d00068 R08: 0000000000000001 R09: 0000000000000001 [  406.839650 ] R10: 0000000000000001 R11: 000000000000001f R12: ffff9a4625d4da80 [  406.840055 ] R13: ffff9a4625d00000 R14: ffffffffc0e2eb20 R15: 0000000000000000 [  406.840451 ] FS:  00007f0a264ffb80(0000) GS:ffff9a4e2d500000(0000) knlGS:0000000000000000 [  406.840851 ] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [  406.841125 ] CR2: ffffe7b487148008 CR3: 000000018c4d2000 CR4: 00000000000006f0 [  406.841464 ] Call Trace: [  406.841583 ]  \u003CTASK\u003E [  406.841682 ]  ? __die\u002B0x1f/0x70 [  406.841828 ]  ? page_fault_oops\u002B0x159/0x470 [  406.842014 ]  ? fixup_exception\u002B0x22/0x310 [  406.842198 ]  ? exc_page_fault\u002B0x1ed/0x200 [  406.842382 ]  ? asm_exc_page_fault\u002B0x22/0x30 [  406.842574 ]  ? bch2_fs_release\u002B0x54/0x280 [bcachefs] [  406.842842 ]  ? kfree\u002B0x62/0x140 [  406.842988 ]  ? kfree\u002B0x104/0x140 [  406.843138 ]  bch2_fs_release\u002B0x54/0x280 [bcachefs] [  406.843390 ]  kobject_put\u002B0xb7/0x170 [  406.843552 ]  deactivate_locked_super\u002B0x2f/0xa0 [  406.843756 ]  cleanup_mnt\u002B0xba/0x150 [  406.843917 ]  task_work_run\u002B0x59/0xa0 [  406.844083 ]  exit_to_user_mode_prepare\u002B0x197/0x1a0 [  406.844302 ]  syscall_exit_to_user_mode\u002B0x16/0x40 [  406.844510 ]  do_syscall_64\u002B0x4e/0xf0 [  406.844675 ]  entry_SYSCALL_64_after_hwframe\u002B0x6e/0x76 [  406.844907 ] RIP: 0033:0x7f0a2664e4fb",
  "published": "2024-05-17T14:15:19Z",
  "severity": "medium",
  "cvss": 5.5,
  "cvssVector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
  "epss": 0.00182,
  "epssPercentile": 0.07772,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "6.7.7-1",
      "fix": "DEBIAN-CVE-2024-35832",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2024-35832",
      "released": "2024-05-17T14:15:19Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 14",
      "fixedVersion": "6.7.7-1",
      "fix": "DEBIAN-CVE-2024-35832",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2024-35832",
      "released": "2024-05-17T14:15:19Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T06:59:42Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}