CVE-2026-63927
highIn 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…
Vendor / product: Linux — linux kernel
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.
CVSS
7.8
7.8 (CVSS v3.1)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Severity source: NVD CVSS v3.1 (416baaa9-dc9f-4396-8d5f-8c081fb06d67)
Timeline (UTC)
Published: 2026-07-19 16:17
Modified: 2026-10-27 13:01
NVD status: Analyzed
Last synced 22 hours ago
Verified against the source API 2026-10-28 11:30 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
linux / linux_kernel ≥3.10 <5.10.259, ≥5.11 <5.15.210, ≥5.16 <6.1.176, ≥6.2 <6.6.143, ≥6.7 <6.12.93, ≥6.13 <6.18.35
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
Patch / mitigation: https://git.kernel.org/stable/c/0584af4fe40fa5e254a05d69ce658746de641708
Patch / mitigation: https://git.kernel.org/stable/c/63b0dafa676aad4d0c3f01a61ad8e2990907660c
Patch / mitigation: https://git.kernel.org/stable/c/6d0b79d1d1118145e48a68192b6d733e39387053
Patch / mitigation: https://git.kernel.org/stable/c/84ea928ed584756e59c6ac09736f12d1db95ded0
Patch / mitigation: https://git.kernel.org/stable/c/9ea06a3fbf9f16e0d98c52cb3b99642be15ec281
Patch / mitigation: https://git.kernel.org/stable/c/9fe1d84f7e2cf33634e8afb7f4b7f8de182dd913
Patch / mitigation: https://git.kernel.org/stable/c/a15eeeceb94cbc04edef395e4d777ff554bdc27d
Patch / mitigation: https://git.kernel.org/stable/c/d5fc183ed614aeba6779cc992325be560f9a4451
References
- https://git.kernel.org/stable/c/0584af4fe40fa5e254a05d69ce658746de641708 416baaa9-dc9f-4396-8d5f-8c081fb06d67
- https://git.kernel.org/stable/c/63b0dafa676aad4d0c3f01a61ad8e2990907660c 416baaa9-dc9f-4396-8d5f-8c081fb06d67
- https://git.kernel.org/stable/c/6d0b79d1d1118145e48a68192b6d733e39387053 416baaa9-dc9f-4396-8d5f-8c081fb06d67
- https://git.kernel.org/stable/c/84ea928ed584756e59c6ac09736f12d1db95ded0 416baaa9-dc9f-4396-8d5f-8c081fb06d67
- https://git.kernel.org/stable/c/9ea06a3fbf9f16e0d98c52cb3b99642be15ec281 416baaa9-dc9f-4396-8d5f-8c081fb06d67
- https://git.kernel.org/stable/c/9fe1d84f7e2cf33634e8afb7f4b7f8de182dd913 416baaa9-dc9f-4396-8d5f-8c081fb06d67
- https://git.kernel.org/stable/c/a15eeeceb94cbc04edef395e4d777ff554bdc27d 416baaa9-dc9f-4396-8d5f-8c081fb06d67
- https://git.kernel.org/stable/c/d5fc183ed614aeba6779cc992325be560f9a4451 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Data sources
NVD CVE API 2.0 — fetched 2026-10-28 11:30 UTC · record ↗