{
  "cveId": "CVE-2024-26695",
  "url": "https://patchblox.com/security/cve/CVE-2024-26695",
  "summary": "CVE-2024-26695 is fixed in linux on 1 platform, first by DEBIAN-CVE-2024-26695, released April 3, 2024. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  crypto: ccp - Fix null pointer dereference in __...",
  "description": "In the Linux kernel, the following vulnerability has been resolved:  crypto: ccp - Fix null pointer dereference in __sev_platform_shutdown_locked  The SEV platform device can be shutdown with a null psp_master, e.g., using DEBUG_TEST_DRIVER_REMOVE.  Found using KASAN:  [  137.148210] ccp 0000:23:00.1: enabling device (0000 -\u003E 0002) [  137.162647] ccp 0000:23:00.1: no command queues available [  137.170598] ccp 0000:23:00.1: sev enabled [  137.174645] ccp 0000:23:00.1: psp enabled [  137.178890] general protection fault, probably for non-canonical address 0xdffffc000000001e: 0000 [#1] PREEMPT SMP DEBUG_PAGEALLOC KASAN NOPTI [  137.182693] KASAN: null-ptr-deref in range [0x00000000000000f0-0x00000000000000f7] [  137.182693] CPU: 93 PID: 1 Comm: swapper/0 Not tainted 6.8.0-rc1\u002B #311 [  137.182693] RIP: 0010:__sev_platform_shutdown_locked\u002B0x51/0x180 [  137.182693] Code: 08 80 3c 08 00 0f 85 0e 01 00 00 48 8b 1d 67 b6 01 08 48 b8 00 00 00 00 00 fc ff df 48 8d bb f0 00 00 00 48 89 f9 48 c1 e9 03 \u003C80\u003E 3c 01 00 0f 85 fe 00 00 00 48 8b 9b f0 00 00 00 48 85 db 74 2c [  137.182693] RSP: 0018:ffffc900000cf9b0 EFLAGS: 00010216 [  137.182693] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 000000000000001e [  137.182693] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 00000000000000f0 [  137.182693] RBP: ffffc900000cf9c8 R08: 0000000000000000 R09: fffffbfff58f5a66 [  137.182693] R10: ffffc900000cf9c8 R11: ffffffffac7ad32f R12: ffff8881e5052c28 [  137.182693] R13: ffff8881e5052c28 R14: ffff8881758e43e8 R15: ffffffffac64abf8 [  137.182693] FS:  0000000000000000(0000) GS:ffff889de7000000(0000) knlGS:0000000000000000 [  137.182693] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [  137.182693] CR2: 0000000000000000 CR3: 0000001cf7c7e000 CR4: 0000000000350ef0 [  137.182693] Call Trace: [  137.182693]  \u003CTASK\u003E [  137.182693]  ? show_regs\u002B0x6c/0x80 [  137.182693]  ? __die_body\u002B0x24/0x70 [  137.182693]  ? die_addr\u002B0x4b/0x80 [  137.182693]  ? exc_general_protection\u002B0x126/0x230 [  137.182693]  ? asm_exc_general_protection\u002B0x2b/0x30 [  137.182693]  ? __sev_platform_shutdown_locked\u002B0x51/0x180 [  137.182693]  sev_firmware_shutdown.isra.0\u002B0x1e/0x80 [  137.182693]  sev_dev_destroy\u002B0x49/0x100 [  137.182693]  psp_dev_destroy\u002B0x47/0xb0 [  137.182693]  sp_destroy\u002B0xbb/0x240 [  137.182693]  sp_pci_remove\u002B0x45/0x60 [  137.182693]  pci_device_remove\u002B0xaa/0x1d0 [  137.182693]  device_remove\u002B0xc7/0x170 [  137.182693]  really_probe\u002B0x374/0xbe0 [  137.182693]  ? srso_return_thunk\u002B0x5/0x5f [  137.182693]  __driver_probe_device\u002B0x199/0x460 [  137.182693]  driver_probe_device\u002B0x4e/0xd0 [  137.182693]  __driver_attach\u002B0x191/0x3d0 [  137.182693]  ? __pfx___driver_attach\u002B0x10/0x10 [  137.182693]  bus_for_each_dev\u002B0x100/0x190 [  137.182693]  ? __pfx_bus_for_each_dev\u002B0x10/0x10 [  137.182693]  ? __kasan_check_read\u002B0x15/0x20 [  137.182693]  ? srso_return_thunk\u002B0x5/0x5f [  137.182693]  ? _raw_spin_unlock\u002B0x27/0x50 [  137.182693]  driver_attach\u002B0x41/0x60 [  137.182693]  bus_add_driver\u002B0x2a8/0x580 [  137.182693]  driver_register\u002B0x141/0x480 [  137.182693]  __pci_register_driver\u002B0x1d6/0x2a0 [  137.182693]  ? srso_return_thunk\u002B0x5/0x5f [  137.182693]  ? esrt_sysfs_init\u002B0x1cd/0x5d0 [  137.182693]  ? __pfx_sp_mod_init\u002B0x10/0x10 [  137.182693]  sp_pci_init\u002B0x22/0x30 [  137.182693]  sp_mod_init\u002B0x14/0x30 [  137.182693]  ? __pfx_sp_mod_init\u002B0x10/0x10 [  137.182693]  do_one_initcall\u002B0xd1/0x470 [  137.182693]  ? __pfx_do_one_initcall\u002B0x10/0x10 [  137.182693]  ? parameq\u002B0x80/0xf0 [  137.182693]  ? srso_return_thunk\u002B0x5/0x5f [  137.182693]  ? __kmalloc\u002B0x3b0/0x4e0 [  137.182693]  ? kernel_init_freeable\u002B0x92d/0x1050 [  137.182693]  ? kasan_populate_vmalloc_pte\u002B0x171/0x190 [  137.182693]  ? srso_return_thunk\u002B0x5/0x5f [  137.182693]  kernel_init_freeable\u002B0xa64/0x1050 [  137.182693]  ? __pfx_kernel_init\u002B0x10/0x10 [  137.182693]  kernel_init\u002B0x24/0x160 [  137.182693]  ? __switch_to_asm\u002B0x3e/0x70 [  137.182693]  ret_from_fork\u002B0x40/0x80 [  137.182693]  ? __pfx_kernel_init\u002B0x1 ---truncated---",
  "published": "2024-04-03T15:15:52Z",
  "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": 0.00242,
  "epssPercentile": 0.15497,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "6.1.82-1",
      "fix": "DEBIAN-CVE-2024-26695",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2024-26695",
      "released": "2024-04-03T15:15:52Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "6.7.7-1",
      "fix": "DEBIAN-CVE-2024-26695",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2024-26695",
      "released": "2024-04-03T15:15:52Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 14",
      "fixedVersion": "6.7.7-1",
      "fix": "DEBIAN-CVE-2024-26695",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2024-26695",
      "released": "2024-04-03T15:15:52Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-09T13:31:49Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}