CVE-2026-23334

can: usb: f81604: handle short interrupt urb messages properly

CVE-2026-23334 is fixed in linux on 1 platform, first by DEBIAN-CVE-2026-23334, released March 25, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine

CVSS

5.5

Moderate

Exploitation

None reported

No vendor assessment

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0013

2nd percentile

In the Linux kernel, the following vulnerability has been resolved: can: usb: f81604: handle short interrupt urb messages properly If an interrupt urb is received that is not the correct length, properly detect it and don't attempt to treat the data as valid.

Where it's fixed

Product	Fixed in	Fix	Released
Linux
linux · Debian 13.5 (trixie)	6.12.85-1	DEBIAN-CVE-2026-23334	Mar 25, 2026
linux · Debian 14	6.19.8-1	DEBIAN-CVE-2026-23334	Mar 25, 2026

Details

Published
March 25, 2026
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23334

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