SEPTEMBER 23, 2026
Live Feed
Back to database
Case File

CVE-2026-74455

UNKNOWN · CVSS N/A EPSS 0.18%

Source: NVD + CISA KEV + EPSS · Published 2026-08-15 · Last synced 2026-09-14

CyberRota Analysis

AI-Generated

A vulnerability in the Linux kernel affects the handling of uCAN records in USB receive buffers, specifically in the `pcan_usb_fd_decode_buf()` function. This flaw could allow for improper validation of record lengths and payload bytes, potentially leading to memory corruption or denial of service. Organizations using Linux-based systems, particularly those leveraging USB CAN interfaces, should prioritize addressing this issue to mitigate potential exploitation risks.

CVE
CVE-2026-74455
Severity
UNKNOWN
CVSS
N/A
EPSS
0.18%
Linux

Original NVD Description

In the Linux kernel, the following vulnerability has been resolved: can: peak_usb: validate uCAN receive record lengths pcan_usb_fd_decode_buf() walks uCAN records packed in one USB receive buffer. Require each record to contain the fixed header for its type, and verify CAN payload bytes before copying them into the skb.