SB2025011744 - Memory leak in Linux kernel coco tdx-guest driver



SB2025011744 - Memory leak in Linux kernel coco tdx-guest driver

Published: January 17, 2025 Updated: May 11, 2025

Security Bulletin ID SB2025011744
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) Memory leak (CVE-ID: CVE-2024-57793)

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

The vulnerability exists due to memory leak within the alloc_quote_buf() function in drivers/virt/coco/tdx-guest/tdx-guest.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.