SB20250226578 - Improper error handling in Linux kernel gadget function driver



SB20250226578 - Improper error handling in Linux kernel gadget function driver

Published: February 26, 2025 Updated: May 11, 2025

Security Bulletin ID SB20250226578
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Improper error handling (CVE-ID: CVE-2022-49686)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to improper error handling within the uvcg_video_pump() function in drivers/usb/gadget/function/uvc_video.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.