SB20241230150 - NULL pointer dereference in Linux kernel media dvb-frontends driver
Published: December 30, 2024 Updated: May 11, 2025
Security Bulletin ID
SB20241230150
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) NULL pointer dereference (CVE-ID: CVE-2024-56574)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the ts2020_regmap_unlock() function in drivers/media/dvb-frontends/ts2020.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/4a058b34b52ed3feb1f3ff6fd26aefeeeed20cba
- https://git.kernel.org/stable/c/5a53f97cd5977911850b695add057f9965c1a2d6
- https://git.kernel.org/stable/c/901070571bc191d1d8d7a1379bc5ba9446200999
- https://git.kernel.org/stable/c/a2ed3b780f34e4a6403064208bc2c99d1ed85026
- https://git.kernel.org/stable/c/b6208d1567f929105011bcdfd738f59a6bdc1088
- https://git.kernel.org/stable/c/ced1c04e82e3ecc246b921b9733f0df0866aa50d
- https://git.kernel.org/stable/c/dc03866b5f4aa2668946f8384a1e5286ae53bbaa
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.120