Astra Linux – vulnerability in linux-5.10, linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: fbdev: udlfb: add vmops to dlfbopsmmap to prevent use-after-free dlfbopsmmap uses remappfnrange to map vmalloc framebuffer pages to userspace but sets no vmops on the VMA. This means the kernel cannot track active mmaps. When...

Linux Distros Unpatched Vulnerability : CVE-2026-31605

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - fbdev: udlfb: avoid divide-by-zero on FBIOPUTVSCREENINFO Much like commit 19f953e74356 fbdev: fbpm2fb: Avoid potential divide by zero error, we also need to...

CVE-2026-31605 fbdev: udlfb: avoid divide-by-zero on FBIOPUT_VSCREENINFO

In the Linux kernel, the following vulnerability has been resolved: fbdev: udlfb: avoid divide-by-zero on FBIOPUTVSCREENINFO Much like commit 19f953e74356 "fbdev: fbpm2fb: Avoid potential divide by zero error", we also need to prevent that same crash from happening in the udlfb driver as it uses...

Linux Kernel Security Vulnerabilities

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the fbdev udlfb driver using pixclock for division operations directly in FBIOPUTVSCREENINFO,...

Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from improper endpoint type checking in fbdev: udlfb, which could result in an invalid URB commit...