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CVE-2024-56757

Bluetooth: btusb: mediatek: add intf release flow when usb disconnect

Description

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btusb: mediatek: add intf release flow when usb disconnect MediaTek claim an special usb intr interface for ISO data transmission. The interface need to be released before unregistering hci device when usb disconnect. Removing BT usb dongle without properly releasing the interface may cause Kernel panic while unregister hci device.

Timeline

  1. ID reserved

    By Linux

  2. · 8 days later

    Published

  3. · 19 months later

    Record updated

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2024-56757, by who scored it
Scored byCVSSScoreVector
LinuxCNA (assigner)3.1High7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CISA-ADPADP (enrichment)3.1Medium5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVDNVD · Modified3.1Medium5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS (exploitation in 30 days)
0.23% · top 86% of all CVEs (10 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.

Affected products

  • Linux · Linux

    • affected ceac1cb0259de682d78f5c784ef8e0b13022e9d9 – < cc569d791ab2a0de74f76e470515d25d24c9b84b
    • affected ceac1cb0259de682d78f5c784ef8e0b13022e9d9 – < 489304e67087abddc2666c5af0159cb95afdcf59
  • Linux · Linux

    • affected 6.11
    • unaffected < 6.11
    • unaffected 6.12.8 – ≤ 6.12.*
    • unaffected 6.13 – ≤ *

References

2

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .