CVE-2026-63927
HIGH severity · CVSS 7.8 · Use-after-free
7.8CVSS HIGH
Summary
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.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://git.kernel.org/stable/c/0584af4fe40fa5e254a05d69ce658746de641708 ↗
Additional information
- NVD record
- https://git.kernel.org/stable/c/0584af4fe40fa5e254a05d69ce658746de641708Patch
- https://git.kernel.org/stable/c/63b0dafa676aad4d0c3f01a61ad8e2990907660cPatch
- https://git.kernel.org/stable/c/6d0b79d1d1118145e48a68192b6d733e39387053Patch
- https://git.kernel.org/stable/c/84ea928ed584756e59c6ac09736f12d1db95ded0Patch
- https://git.kernel.org/stable/c/9ea06a3fbf9f16e0d98c52cb3b99642be15ec281Patch
- https://git.kernel.org/stable/c/9fe1d84f7e2cf33634e8afb7f4b7f8de182dd913Patch
- https://git.kernel.org/stable/c/a15eeeceb94cbc04edef395e4d777ff554bdc27dPatch
- https://git.kernel.org/stable/c/d5fc183ed614aeba6779cc992325be560f9a4451Patch