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nvd-json-data-feeds/CVE-2024/CVE-2024-360xx/CVE-2024-36012.json
cad-safe-bot e562890c98 Auto-Update: 2025-01-06T23:00:21.108613+00:00
2025-01-06 23:03:44 +00:00

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{
"id": "CVE-2024-36012",
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"published": "2024-05-23T07:15:08.900",
"lastModified": "2025-01-06T22:33:55.053",
"vulnStatus": "Analyzed",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: msft: fix slab-use-after-free in msft_do_close()\n\nTying the msft->data lifetime to hdev by freeing it in\nhci_release_dev() to fix the following case:\n\n[use]\nmsft_do_close()\n msft = hdev->msft_data;\n if (!msft) ...(1) <- passed.\n return;\n mutex_lock(&msft->filter_lock); ...(4) <- used after freed.\n\n[free]\nmsft_unregister()\n msft = hdev->msft_data;\n hdev->msft_data = NULL; ...(2)\n kfree(msft); ...(3) <- msft is freed.\n\n==================================================================\nBUG: KASAN: slab-use-after-free in __mutex_lock_common\nkernel/locking/mutex.c:587 [inline]\nBUG: KASAN: slab-use-after-free in __mutex_lock+0x8f/0xc30\nkernel/locking/mutex.c:752\nRead of size 8 at addr ffff888106cbbca8 by task kworker/u5:2/309"
},
{
"lang": "es",
"value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: Bluetooth: msft: corrija slab-use-after-free en msft_do_close() Vinculando la vida \u00fatil de msft-&gt;data a hdev liber\u00e1ndolo en hci_release_dev() para solucionar el siguiente caso: [usar] msft_do_close() msft = hdev-&gt;msft_data; if (!msft) ...(1) &lt;- aprobado. devolver; mutex_lock(&amp;msft-&gt;filter_lock); ...(4) &lt;- usado despu\u00e9s de liberado. [gratis] msft_unregister() msft = hdev-&gt;msft_data; hdev-&gt;msft_data = NULL; ...(2) klibre(msft); ...(3) &lt;- se libera msft. ==================================================== ================ ERROR: KASAN: slab-use-after-free en __mutex_lock_common kernel/locking/mutex.c:587 [en l\u00ednea] ERROR: KASAN: slab-use-after -free en __mutex_lock+0x8f/0xc30 kernel/locking/mutex.c:752 Lectura de tama\u00f1o 8 en addr ffff888106cbbca8 por tarea kworker/u5:2/309"
}
],
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{
"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:H/I:H/A:H",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"attackVector": "LOCAL",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 1.8,
"impactScore": 5.9
}
]
},
"weaknesses": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"description": [
{
"lang": "en",
"value": "CWE-416"
}
]
}
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