SB2022062721 - Ubuntu update for linux



SB2022062721 - Ubuntu update for linux

Published: June 27, 2022

Security Bulletin ID SB2022062721
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Double Free (CVE-ID: CVE-2022-28388)

The vulnerability allows a local user to execute arbitrary code with elevated privileges.

The vulnerability exists due to boundary error in the usb_8dev_start_xmit in drivers/net/can/usb/usb_8dev.c. A local user can pass specially crafted data to the application, trigger double free error and execute arbitrary code with elevated privileges.


Remediation

Install update from vendor's website.