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nvd-json-data-feeds/CVE-2024/CVE-2024-268xx/CVE-2024-26801.json
cad-safe-bot 45d7a648bb Auto-Update: 2024-12-20T17:00:21.908448+00:00
2024-12-20 17:03:44 +00:00

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{
"id": "CVE-2024-26801",
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"published": "2024-04-04T09:15:09.050",
"lastModified": "2024-12-20T15:52:36.293",
"vulnStatus": "Analyzed",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: Avoid potential use-after-free in hci_error_reset\n\nWhile handling the HCI_EV_HARDWARE_ERROR event, if the underlying\nBT controller is not responding, the GPIO reset mechanism would\nfree the hci_dev and lead to a use-after-free in hci_error_reset.\n\nHere's the call trace observed on a ChromeOS device with Intel AX201:\n queue_work_on+0x3e/0x6c\n __hci_cmd_sync_sk+0x2ee/0x4c0 [bluetooth <HASH:3b4a6>]\n ? init_wait_entry+0x31/0x31\n __hci_cmd_sync+0x16/0x20 [bluetooth <HASH:3b4a 6>]\n hci_error_reset+0x4f/0xa4 [bluetooth <HASH:3b4a 6>]\n process_one_work+0x1d8/0x33f\n worker_thread+0x21b/0x373\n kthread+0x13a/0x152\n ? pr_cont_work+0x54/0x54\n ? kthread_blkcg+0x31/0x31\n ret_from_fork+0x1f/0x30\n\nThis patch holds the reference count on the hci_dev while processing\na HCI_EV_HARDWARE_ERROR event to avoid potential crash."
},
{
"lang": "es",
"value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: Bluetooth: evite el posible use-after-free en hci_error_reset Mientras se maneja el evento HCI_EV_HARDWARE_ERROR, si el controlador BT subyacente no responde, el mecanismo de reinicio de GPIO liberar\u00eda hci_dev y provocar\u00eda un error. use-after-free en hci_error_reset. Este es el seguimiento de llamadas observado en un dispositivo ChromeOS con Intel AX201: queue_work_on+0x3e/0x6c __hci_cmd_sync_sk+0x2ee/0x4c0 [bluetooth ] ? init_wait_entry+0x31/0x31 __hci_cmd_sync+0x16/0x20 [bluetooth ] hci_error_reset+0x4f/0xa4 [bluetooth ] Process_one_work+0x1d8/0x33f trabajador_thread+0x21b/0x373 kthread+0x13a /0x152 ? pr_cont_work+0x54/0x54? kthread_blkcg+0x31/0x31 ret_from_fork+0x1f/0x30 Este parche mantiene el recuento de referencias en hci_dev mientras procesa un evento HCI_EV_HARDWARE_ERROR para evitar posibles fallas."
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"attackVector": "LOCAL",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 1.8,
"impactScore": 3.6
}
]
},
"weaknesses": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"description": [
{
"lang": "en",
"value": "CWE-416"
}
]
}
],
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