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CVE-2026-74301

Bluetooth: btmtk: fix URB leak in alloc_mtk_intr_urb error path

N/A
Published: August 15, 2026 at 05:58 AM UTC
Updated: August 17, 2026 at 06:19 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
N/A
Exploit prediction
EPSS 0.2%

Description

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btmtk: fix URB leak in alloc_mtk_intr_urb error path When btmtk_isopkt_pad() fails, the previously allocated URB is not freed, leaking the urb structure. Add usb_free_urb() before returning the error.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel· Linux
95%
6.11 ≤ v < 6.12.976.11 ≤ v < 6.18.406.11 ≤ v < 7.1.56.11 ≤ v < 7.26.11ceac1cb0259de682d78f5c784ef8e0b13022e9d9
Vendor states this is fixed in 2643524743b9cc3c6f5f34cde2a8c627d793f21c (fixed)
Vendor states this is fixed in 4e354991da5890d5ce7bfea3f66fb897ae301756 (fixed)
Vendor states this is fixed in 7f206a8d8d82296aa2d30bf5f3e5bb73fc44591d (fixed)
Vendor states this is fixed in f396f4005180928cd9e15e352a6512865d3bc908 (fixed)
Vendor states this is fixed in 6.11 (unaffected)
Vendor states this is fixed in 6.12.97 (unaffected)
Vendor states this is fixed in 6.18.40 (unaffected)
Vendor states this is fixed in 7.1.5 (unaffected)
Vendor states this is fixed in 7.2 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (4)

Source: cverecord
https://git.kernel.org/stable/c/2643524743b9cc3c6f5f34cde2a8c627d793f21c
Source: cverecord
https://git.kernel.org/stable/c/7f206a8d8d82296aa2d30bf5f3e5bb73fc44591d
Source: cverecord
https://git.kernel.org/stable/c/4e354991da5890d5ce7bfea3f66fb897ae301756
Source: cverecord
https://git.kernel.org/stable/c/f396f4005180928cd9e15e352a6512865d3bc908

Quick Info

StatusRECEIVED

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