USN-7609-2: Linux kernel (Real-time) vulnerabilities

USN-7609-2: Linux kernel (Real-time) vulnerabilities

Publication date:1 July 2025
Overview: Several security issues were fixed in the Linux kernel.

Packages

• linux-raspi-realtime - Linux kernel for Raspberry Pi Real-time systems
• linux-realtime - Linux kernel for Real-time systems

Details
Several security issues were discovered in the Linux kernel.
An attacker could possibly use these to compromise the system.
This update corrects flaws in the following subsystems:

• InfiniBand drivers;
• Netfilter;
• Network traffic control

Update instructions
The problem can be corrected by updating your system to the following package versions:

• linux-image-6.8.0-2025-raspi-realtime – 6.8.0-2025.26
• linux-image-6.8.1-1024-realtime – 6.8.1-1024.25
• linux-image-raspi-realtime – 6.8.0-2025.26
• linux-image-raspi-realtime-6.8 – 6.8.0-2025.26
• linux-image-realtime – 6.8.1-1024.25
• linux-image-realtime-6.8.1 – 6.8.1-1024.25