SB2024040859 - Memory leak in Linux kernel st21nfca driver
Published: April 8, 2024 Updated: May 14, 2025
Security Bulletin ID
SB2024040859
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-2021-46924)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak in drivers/nfc/st21nfca/i2c.c. A local user can perform a denial of service attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/38c3e320e7ff46f2dc67bc5045333e63d9f8918d
- https://git.kernel.org/stable/c/a1e0080a35a16ce3808f7040fe0c3a8fdb052349
- https://git.kernel.org/stable/c/1cd4063dbc91cf7965d73a6a3855e2028cd4613b
- https://git.kernel.org/stable/c/e553265ea56482da5700f56319fda9ff53e7dcb4
- https://git.kernel.org/stable/c/238920381b8925d070d32d73cd9ce52ab29896fe
- https://git.kernel.org/stable/c/1b9dadba502234eea7244879b8d5d126bfaf9f0c
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.261
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.224
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.90
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.13
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.170