SB20250620191 - Buffer overflow in Linux kernel xdp
Published: June 20, 2025 Updated: June 21, 2025
Security Bulletin ID
SB20250620191
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Buffer overflow (CVE-ID: CVE-2022-49972)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory corruption within the xp_check_dma_contiguity() and xp_dma_map() functions in net/xdp/xsk_buff_pool.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.