{
  "cveId": "CVE-2026-68291",
  "url": "https://patchblox.com/security/cve/CVE-2026-68291",
  "summary": "CVE-2026-68291 is fixed in linux on 1 platform, first by DEBIAN-CVE-2026-68291, released August 11, 2026. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  idpf: fix max_vport related crash on allocation...",
  "description": "In the Linux kernel, the following vulnerability has been resolved:  idpf: fix max_vport related crash on allocation error during init  Set adapter-\u003Emax_vports only after successful allocation of vports, netdevs and  vport_config buffers. This fixes possible crashes on reset or rmmod, following failed allocation on init  [  305.981402] idpf 0000:83:00.0: enabling device (0100 -\u003E 0102) [  305.994464] idpf 0000:83:00.0: Device HW Reset initiated [  320.416872] BUG: kernel NULL pointer dereference, address: 0000000000000000 [  320.416918] #PF: supervisor read access in kernel mode [  320.416942] #PF: error_code(0x0000) - not-present page [  320.416963] PGD 2099657067 P4D 0 [  320.416983] Oops: Oops: 0000 [#1] SMP NOPTI ... [  320.417093] RIP: 0010:idpf_remove\u002B0x118/0x200 [idpf] [  320.417130] Code: 8b bb 98 09 00 00 e8 17 0f 5b e5 48 8b bb e8 08 00 00 e8 0b 0f 5b e5 66 83 bb 28 06 00 00 00 48 8b bb 20 06 00 00 74 49 31 ed \u003C48\u003E 8b 04 ef 48 85 c0 74 2f 48 8b 78 20 e8 66 58 91 e5 48 8b 83 20 [  320.417183] RSP: 0018:ff7322212903fdb8 EFLAGS: 00010246 [  320.417205] RAX: 0000000000000000 RBX: ff4463de40300000 RCX: ff7322212903fd4c [  320.417228] RDX: 0000000000000001 RSI: ffffffffa7f7d100 RDI: 0000000000000000 [  320.417250] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 [  320.417272] R10: 0000000000000001 R11: ff4463de3a638f58 R12: ff4463be89ac7000 [  320.417294] R13: ff4463be89ac7198 R14: ff4463be94fc7198 R15: ffffffffc0f10f20 [  320.417317] FS:  00007f963c0e6740(0000) GS:ff4463fdd65d8000(0000) knlGS:0000000000000000 [  320.417342] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [  320.417362] CR2: 0000000000000000 CR3: 00000020ba674002 CR4: 0000000000773ef0 [  320.417385] PKRU: 55555554 [  320.417398] Call Trace: [  320.417412]  \u003CTASK\u003E [  320.417429]  pci_device_remove\u002B0x42/0xb0 [  320.417459]  device_release_driver_internal\u002B0x1a9/0x210 [  320.417492]  driver_detach\u002B0x4b/0x90 [  320.417516]  bus_remove_driver\u002B0x70/0x100 [  320.417539]  pci_unregister_driver\u002B0x2e/0xb0 [  320.417564]  __do_sys_delete_module.constprop.0\u002B0x190/0x2f0 [  320.417592]  ? kmem_cache_free\u002B0x31e/0x550 [  320.417619]  ? lockdep_hardirqs_on_prepare\u002B0xde/0x190 [  320.417644]  ? do_syscall_64\u002B0x38/0x6b0 [  320.417665]  do_syscall_64\u002B0xc8/0x6b0 [  320.417683]  ? clear_bhb_loop\u002B0x30/0x80 [  320.417706]  entry_SYSCALL_64_after_hwframe\u002B0x76/0x7e [  320.417727] RIP: 0033:0x7f963bb30beb",
  "published": "2026-08-10T13:20:18Z",
  "severity": "",
  "epss": 0.00168,
  "epssPercentile": 0.06096,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "6.12.115-2",
      "fix": "DEBIAN-CVE-2026-68291",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-68291",
      "released": "2026-08-11T16:03:09Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 14",
      "fixedVersion": "7.1.6-1",
      "fix": "DEBIAN-CVE-2026-68291",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-68291",
      "released": "2026-08-11T16:03:09Z"
    }
  ],
  "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"
  }
}