SB2025022664 - Memory leak in Linux kernel nfc st21nfca driver
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025022664
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-2022-49331)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the st21nfca_connectivity_event_received() function in drivers/nfc/st21nfca/se.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/3eca2c42daa4659965db6817479027cbc6df7899
- https://git.kernel.org/stable/c/54423649bc0ed464b75807a7cf2857a5871f738f
- https://git.kernel.org/stable/c/55904086041ba4ee4070187b36590f8f8d6df4cd
- https://git.kernel.org/stable/c/593773088d615a46a42c97e01a0550d192bb7f74
- https://git.kernel.org/stable/c/6fce324b530dd74750ad870699e33eeed1029ded
- https://git.kernel.org/stable/c/996419e0594abb311fb958553809f24f38e7abbe
- https://git.kernel.org/stable/c/d221ce54ce331c1a23be71eebf57f6a088632383
- https://git.kernel.org/stable/c/db836b97464d44340b568e041fd24602858713f7
- https://git.kernel.org/stable/c/f444ecd3f57f4ba5090fe8b6756933e37de4226e
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.47