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CVE-2025-40351

Estado: AplazadaSin puntuar—

In the Linux kernel, the following vulnerability has been resolved:

hfsplus: fix KMSAN uninit-value issue in hfsplus_delete_cat()

The syzbot reported issue in hfsplus_delete_cat():

Detalles técnicos trazas, registros y código del informe original
[   70.682285][ T9333] =====================================================
[   70.682943][ T9333] BUG: KMSAN: uninit-value in hfsplus_subfolders_dec+0x1d7/0x220
[   70.683640][ T9333]  hfsplus_subfolders_dec+0x1d7/0x220
[   70.684141][ T9333]  hfsplus_delete_cat+0x105d/0x12b0
[   70.684621][ T9333]  hfsplus_rmdir+0x13d/0x310
[   70.685048][ T9333]  vfs_rmdir+0x5ba/0x810
[   70.685447][ T9333]  do_rmdir+0x964/0xea0
[   70.685833][ T9333]  __x64_sys_rmdir+0x71/0xb0
[   70.686260][ T9333]  x64_sys_call+0xcd8/0x3cf0
[   70.686695][ T9333]  do_syscall_64+0xd9/0x1d0
[   70.687119][ T9333]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   70.687646][ T9333]
[   70.687856][ T9333] Uninit was stored to memory at:
[   70.688311][ T9333]  hfsplus_subfolders_inc+0x1c2/0x1d0
[   70.688779][ T9333]  hfsplus_create_cat+0x148e/0x1800
[   70.689231][ T9333]  hfsplus_mknod+0x27f/0x600
[   70.689730][ T9333]  hfsplus_mkdir+0x5a/0x70
[   70.690146][ T9333]  vfs_mkdir+0x483/0x7a0
[   70.690545][ T9333]  do_mkdirat+0x3f2/0xd30
[   70.690944][ T9333]  __x64_sys_mkdir+0x9a/0xf0
[   70.691380][ T9333]  x64_sys_call+0x2f89/0x3cf0
[   70.691816][ T9333]  do_syscall_64+0xd9/0x1d0
[   70.692229][ T9333]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   70.692773][ T9333]
[   70.692990][ T9333] Uninit was stored to memory at:
[   70.693469][ T9333]  hfsplus_subfolders_inc+0x1c2/0x1d0
[   70.693960][ T9333]  hfsplus_create_cat+0x148e/0x1800
[   70.694438][ T9333]  hfsplus_fill_super+0x21c1/0x2700
[   70.694911][ T9333]  mount_bdev+0x37b/0x530
[   70.695320][ T9333]  hfsplus_mount+0x4d/0x60
[   70.695729][ T9333]  legacy_get_tree+0x113/0x2c0
[   70.696167][ T9333]  vfs_get_tree+0xb3/0x5c0
[   70.696588][ T9333]  do_new_mount+0x73e/0x1630
[   70.697013][ T9333]  path_mount+0x6e3/0x1eb0
[   70.697425][ T9333]  __se_sys_mount+0x733/0x830
[   70.697857][ T9333]  __x64_sys_mount+0xe4/0x150
[   70.698269][ T9333]  x64_sys_call+0x2691/0x3cf0
[   70.698704][ T9333]  do_syscall_64+0xd9/0x1d0
[   70.699117][ T9333]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   70.699730][ T9333]
[   70.699946][ T9333] Uninit was created at:
[   70.700378][ T9333]  __alloc_pages_noprof+0x714/0xe60
[   70.700843][ T9333]  alloc_pages_mpol_noprof+0x2a2/0x9b0
[   70.701331][ T9333]  alloc_pages_noprof+0xf8/0x1f0
[   70.701774][ T9333]  allocate_slab+0x30e/0x1390
[   70.702194][ T9333]  ___slab_alloc+0x1049/0x33a0
[   70.702635][ T9333]  kmem_cache_alloc_lru_noprof+0x5ce/0xb20
[   70.703153][ T9333]  hfsplus_alloc_inode+0x5a/0xd0
[   70.703598][ T9333]  alloc_inode+0x82/0x490
[   70.703984][ T9333]  iget_locked+0x22e/0x1320
[   70.704428][ T9333]  hfsplus_iget+0x5c/0xba0
[   70.704827][ T9333]  hfsplus_btree_open+0x135/0x1dd0
[   70.705291][ T9333]  hfsplus_fill_super+0x1132/0x2700
[   70.705776][ T9333]  mount_bdev+0x37b/0x530
[   70.706171][ T9333]  hfsplus_mount+0x4d/0x60
[   70.706579][ T9333]  legacy_get_tree+0x113/0x2c0
[   70.707019][ T9333]  vfs_get_tree+0xb3/0x5c0
[   70.707444][ T9333]  do_new_mount+0x73e/0x1630
[   70.707865][ T9333]  path_mount+0x6e3/0x1eb0
[   70.708270][ T9333]  __se_sys_mount+0x733/0x830
[   70.708711][ T9333]  __x64_sys_mount+0xe4/0x150
[   70.709158][ T9333]  x64_sys_call+0x2691/0x3cf0
[   70.709630][ T9333]  do_syscall_64+0xd9/0x1d0
[   70.710053][ T9333]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   70.710611][ T9333]
[   70.710842][ T9333] CPU: 3 UID: 0 PID: 9333 Comm: repro Not tainted 6.12.0-rc6-dirty #17
[   70.711568][ T9333] Hardware name: QEMU Ubuntu 24.04 PC (i440FX + PIIX, 1996), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   70.712490][ T9333] =====================================================
[   70.713085][ T9333] Disabling lock debugging due to kernel taint
[   70.713618][ T9333] Kernel panic - not syncing: kmsan.panic set ...
[   70.714159][ T9333] 
---truncated---

CVSS

NVD no ha asignado puntuación CVSS a esta CVE (habitual desde el cambio de política de abril de 2026).

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.

Linux — Linux KernelAI

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2025-40351",
  "cveTags": [],
  "metrics": {},
  "affected": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "affectedData": [
        {
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "product": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "d7d673a591701f131e53d4fd4e2b9352f1316642",
              "lessThan": "a2bee43b451615531ae6f3cf45054f02915ef885",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "d7d673a591701f131e53d4fd4e2b9352f1316642",
              "lessThan": "b07630afe1671096dc64064190cae3b6165cf6e4",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "d7d673a591701f131e53d4fd4e2b9352f1316642",
              "lessThan": "9df3c241fbf69edce968b20eeeeb3f6da34af041",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "d7d673a591701f131e53d4fd4e2b9352f1316642",
              "lessThan": "1b9e5ade272f8be6421c9eea4c4f6810180017f9",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "d7d673a591701f131e53d4fd4e2b9352f1316642",
              "lessThan": "2bb8bc99b1a7a46d83f95c46f530305f6df84eaf",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "d7d673a591701f131e53d4fd4e2b9352f1316642",
              "lessThan": "295527bfdefd5bf31ec8218e2891a65777141d05",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "d7d673a591701f131e53d4fd4e2b9352f1316642",
              "lessThan": "4891bf2b09c313622a6e07d7f108aa5e123c768d",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "d7d673a591701f131e53d4fd4e2b9352f1316642",
              "lessThan": "9b3d15a758910bb98ba8feb4109d99cc67450ee4",
              "versionType": "git"
            }
          ],
          "programFiles": [
            "fs/hfsplus/super.c"
          ],
          "defaultStatus": "unaffected"
        },
        {
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "product": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "3.14"
            },
            {
              "status": "unaffected",
              "version": "0",
              "lessThan": "3.14",
              "versionType": "semver"
            },
            {
              "status": "unaffected",
              "version": "5.4.301",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "status": "unaffected",
              "version": "5.10.246",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "status": "unaffected",
              "version": "5.15.196",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "status": "unaffected",
              "version": "6.1.158",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "status": "unaffected",
              "version": "6.6.115",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "status": "unaffected",
              "version": "6.12.56",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "status": "unaffected",
              "version": "6.17.6",
              "versionType": "semver",
              "lessThanOrEqual": "6.17.*"
            },
            {
              "status": "unaffected",
              "version": "6.18",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ],
          "programFiles": [
            "fs/hfsplus/super.c"
          ],
          "defaultStatus": "affected"
        }
      ]
    }
  ],
  "published": "2025-12-16T14:15:46.953",
  "references": [
    {
      "url": "https://git.kernel.org/stable/c/1b9e5ade272f8be6421c9eea4c4f6810180017f9",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/295527bfdefd5bf31ec8218e2891a65777141d05",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/2bb8bc99b1a7a46d83f95c46f530305f6df84eaf",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/4891bf2b09c313622a6e07d7f108aa5e123c768d",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/9b3d15a758910bb98ba8feb4109d99cc67450ee4",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/9df3c241fbf69edce968b20eeeeb3f6da34af041",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/a2bee43b451615531ae6f3cf45054f02915ef885",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/b07630afe1671096dc64064190cae3b6165cf6e4",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "vulnStatus": "Deferred",
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nhfsplus: fix KMSAN uninit-value issue in hfsplus_delete_cat()\n\nThe syzbot reported issue in hfsplus_delete_cat():\n\n[   70.682285][ T9333] =====================================================\n[   70.682943][ T9333] BUG: KMSAN: uninit-value in hfsplus_subfolders_dec+0x1d7/0x220\n[   70.683640][ T9333]  hfsplus_subfolders_dec+0x1d7/0x220\n[   70.684141][ T9333]  hfsplus_delete_cat+0x105d/0x12b0\n[   70.684621][ T9333]  hfsplus_rmdir+0x13d/0x310\n[   70.685048][ T9333]  vfs_rmdir+0x5ba/0x810\n[   70.685447][ T9333]  do_rmdir+0x964/0xea0\n[   70.685833][ T9333]  __x64_sys_rmdir+0x71/0xb0\n[   70.686260][ T9333]  x64_sys_call+0xcd8/0x3cf0\n[   70.686695][ T9333]  do_syscall_64+0xd9/0x1d0\n[   70.687119][ T9333]  entry_SYSCALL_64_after_hwframe+0x77/0x7f\n[   70.687646][ T9333]\n[   70.687856][ T9333] Uninit was stored to memory at:\n[   70.688311][ T9333]  hfsplus_subfolders_inc+0x1c2/0x1d0\n[   70.688779][ T9333]  hfsplus_create_cat+0x148e/0x1800\n[   70.689231][ T9333]  hfsplus_mknod+0x27f/0x600\n[   70.689730][ T9333]  hfsplus_mkdir+0x5a/0x70\n[   70.690146][ T9333]  vfs_mkdir+0x483/0x7a0\n[   70.690545][ T9333]  do_mkdirat+0x3f2/0xd30\n[   70.690944][ T9333]  __x64_sys_mkdir+0x9a/0xf0\n[   70.691380][ T9333]  x64_sys_call+0x2f89/0x3cf0\n[   70.691816][ T9333]  do_syscall_64+0xd9/0x1d0\n[   70.692229][ T9333]  entry_SYSCALL_64_after_hwframe+0x77/0x7f\n[   70.692773][ T9333]\n[   70.692990][ T9333] Uninit was stored to memory at:\n[   70.693469][ T9333]  hfsplus_subfolders_inc+0x1c2/0x1d0\n[   70.693960][ T9333]  hfsplus_create_cat+0x148e/0x1800\n[   70.694438][ T9333]  hfsplus_fill_super+0x21c1/0x2700\n[   70.694911][ T9333]  mount_bdev+0x37b/0x530\n[   70.695320][ T9333]  hfsplus_mount+0x4d/0x60\n[   70.695729][ T9333]  legacy_get_tree+0x113/0x2c0\n[   70.696167][ T9333]  vfs_get_tree+0xb3/0x5c0\n[   70.696588][ T9333]  do_new_mount+0x73e/0x1630\n[   70.697013][ T9333]  path_mount+0x6e3/0x1eb0\n[   70.697425][ T9333]  __se_sys_mount+0x733/0x830\n[   70.697857][ T9333]  __x64_sys_mount+0xe4/0x150\n[   70.698269][ T9333]  x64_sys_call+0x2691/0x3cf0\n[   70.698704][ T9333]  do_syscall_64+0xd9/0x1d0\n[   70.699117][ T9333]  entry_SYSCALL_64_after_hwframe+0x77/0x7f\n[   70.699730][ T9333]\n[   70.699946][ T9333] Uninit was created at:\n[   70.700378][ T9333]  __alloc_pages_noprof+0x714/0xe60\n[   70.700843][ T9333]  alloc_pages_mpol_noprof+0x2a2/0x9b0\n[   70.701331][ T9333]  alloc_pages_noprof+0xf8/0x1f0\n[   70.701774][ T9333]  allocate_slab+0x30e/0x1390\n[   70.702194][ T9333]  ___slab_alloc+0x1049/0x33a0\n[   70.702635][ T9333]  kmem_cache_alloc_lru_noprof+0x5ce/0xb20\n[   70.703153][ T9333]  hfsplus_alloc_inode+0x5a/0xd0\n[   70.703598][ T9333]  alloc_inode+0x82/0x490\n[   70.703984][ T9333]  iget_locked+0x22e/0x1320\n[   70.704428][ T9333]  hfsplus_iget+0x5c/0xba0\n[   70.704827][ T9333]  hfsplus_btree_open+0x135/0x1dd0\n[   70.705291][ T9333]  hfsplus_fill_super+0x1132/0x2700\n[   70.705776][ T9333]  mount_bdev+0x37b/0x530\n[   70.706171][ T9333]  hfsplus_mount+0x4d/0x60\n[   70.706579][ T9333]  legacy_get_tree+0x113/0x2c0\n[   70.707019][ T9333]  vfs_get_tree+0xb3/0x5c0\n[   70.707444][ T9333]  do_new_mount+0x73e/0x1630\n[   70.707865][ T9333]  path_mount+0x6e3/0x1eb0\n[   70.708270][ T9333]  __se_sys_mount+0x733/0x830\n[   70.708711][ T9333]  __x64_sys_mount+0xe4/0x150\n[   70.709158][ T9333]  x64_sys_call+0x2691/0x3cf0\n[   70.709630][ T9333]  do_syscall_64+0xd9/0x1d0\n[   70.710053][ T9333]  entry_SYSCALL_64_after_hwframe+0x77/0x7f\n[   70.710611][ T9333]\n[   70.710842][ T9333] CPU: 3 UID: 0 PID: 9333 Comm: repro Not tainted 6.12.0-rc6-dirty #17\n[   70.711568][ T9333] Hardware name: QEMU Ubuntu 24.04 PC (i440FX + PIIX, 1996), BIOS 1.16.3-debian-1.16.3-2 04/01/2014\n[   70.712490][ T9333] =====================================================\n[   70.713085][ T9333] Disabling lock debugging due to kernel taint\n[   70.713618][ T9333] Kernel panic - not syncing: kmsan.panic set ...\n[   70.714159][ T9333] \n---truncated---"
    }
  ],
  "lastModified": "2026-06-17T09:21:42.157",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}