Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fbdev: rivafb: fixed a divide error in nv3arb A userspace program can trigger the RIVA NV3 arbitration code by calling the FBIOPUTVSCREENINFO ioctl on /dev/fb. When doing so, the driver recomputes FIFO arbitration parameters in...

ROS-20260930-73-0146

The vulnerability of the nv3arb function in the Linux kernel’s drivers/video/fbdev/riva/rivahw.c file is related to incorrect zero division operations. Exploiting this vulnerability can allow an attacker to cause system failures...

Linux kernel Heap Buffer Overflow DoS

The vulnerability of the nv3arb function in the Linux kernel’s drivers/video/fbdev/riva/rivahw.c file is related to incorrect zero division operations. Exploiting this vulnerability can allow an attacker to cause system failures...

CVE-2026-23266 fbdev: rivafb: fix divide error in nv3_arb()

In the Linux kernel, the following vulnerability has been resolved: fbdev: rivafb: fix divide error in nv3arb A userspace program can trigger the RIVA NV3 arbitration code by calling the FBIOPUTVSCREENINFO ioctl on /dev/fb. When doing so, the driver recomputes FIFO arbitration parameters in nv3ar...

CVE-2026-23266: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: fbdev: rivafb: fix divide error in nv3arb A userspace program can trigger the RIVA NV3 arbitration code by calling the FBIOPUTVSCREENINFO ioctl on /dev/fb. When doing so, the driver recomputes FIFO arbitration parameters in nv3ar...