PT-2026-61244 · Linux · Linux

CVE-2026-63927 · Published 2026-07-19 · Updated 2026-07-19

Mitre

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

In the Linux kernel, the following vulnerability has been resolved:

usb: dwc2: Fix use after free in debug code

We're not allowed to dereference "urb" after calling usb hcd giveback urb() so save the urb->status ahead of time.

Fix

Related Identifiers

CVE-2026-63927

Affected Products

Linux

References · 9

• https://nvd.nist.gov/vuln/detail/CVE-2026-63927 · Security Note
• https://git.kernel.org/stable/c/9ea06a3fbf9f16e0d98c52cb3b99642be15ec281 · Note
• https://git.kernel.org/stable/c/6d0b79d1d1118145e48a68192b6d733e39387053 · Note
• https://git.kernel.org/stable/c/0584af4fe40fa5e254a05d69ce658746de641708 · Note
• https://git.kernel.org/stable/c/a15eeeceb94cbc04edef395e4d777ff554bdc27d · Note
• https://git.kernel.org/stable/c/63b0dafa676aad4d0c3f01a61ad8e2990907660c · Note
• https://git.kernel.org/stable/c/d5fc183ed614aeba6779cc992325be560f9a4451 · Note
• https://git.kernel.org/stable/c/84ea928ed584756e59c6ac09736f12d1db95ded0 · Note
• https://git.kernel.org/stable/c/9fe1d84f7e2cf33634e8afb7f4b7f8de182dd913 · Note