SB20240625131 - NULL pointer dereference in Linux kernel media dvb-frontends driver
Published: June 25, 2024 Updated: May 13, 2025
Security Bulletin ID
SB20240625131
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-2022-48772)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the lgdt3306a_probe() function in drivers/media/dvb-frontends/lgdt3306a.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/8915dcd29a82096acacf54364a8425363782aea0
- https://git.kernel.org/stable/c/b479fd59a1f4a342b69fce34f222d93bf791dca4
- https://git.kernel.org/stable/c/526238d32c3acc3d597fd8c9a34652bfe9086cea
- https://git.kernel.org/stable/c/d082757b8359201c3864323cea4b91ea30a1e676
- https://git.kernel.org/stable/c/7d12e918f2994c883f41f22552a61b9310fa1e87
- https://git.kernel.org/stable/c/8e1e00718d0d9dd83337300572561e30b9c0d115
- https://git.kernel.org/stable/c/c1115ddbda9c930fba0fdd062e7a8873ebaf898d
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.219
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.161
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.278
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.94
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.34