SB20250226623 - Integer underflow in Linux kernel qat qat_common driver



SB20250226623 - Integer underflow in Linux kernel qat qat_common driver

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

Security Bulletin ID SB20250226623
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) Integer underflow (CVE-ID: CVE-2022-49564)

The vulnerability allows a local user to execute arbitrary code.

The vulnerability exists due to integer underflow within the qat_dh_compute_value() function in drivers/crypto/qat/qat_common/qat_asym_algs.c. A local user can execute arbitrary code.


Remediation

Install update from vendor's website.