SB2024053031 - Memory leak in Linux kernel iwlwifi
Published: May 30, 2024 Updated: May 14, 2025
Security Bulletin ID
SB2024053031
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) Memory leak (CVE-ID: CVE-2021-47529)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the iwl_uefi_reduce_power_section() function in drivers/net/wireless/intel/iwlwifi/fw/uefi.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.