SB20241230239 - Buffer overflow in Linux kernel io_uring
Published: December 30, 2024 Updated: May 11, 2025
Security Bulletin ID
SB20241230239
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Buffer overflow (CVE-ID: CVE-2024-53187)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to memory corruption within the io_pin_pages() function in io_uring/memmap.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.