SB2023032827 - Denial of service in Linux kernel ufs driver



SB2023032827 - Denial of service in Linux kernel ufs driver

Published: March 28, 2023

Security Bulletin ID SB2023032827
CSH 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 vulnerability.


1) Return of pointer value outside of expected range (CVE-ID: CVE-2023-23001)

CWE-ID: CWE-466 - Return of pointer value outside of expected range

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear


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

The vulnerability exist due to the regulator_get() function in drivers/scsi/ufs/ufs-mediatek.c misinterprets the return value. A local user can perform a denial of service (DoS) attack.

Remediation

Install update from vendor's website.