CVE-2026-68434

A flaw was found in the Linux kernel's 8250mid serial driver. This vulnerability occurs due to missing NULL checks before calling setup and exit callbacks, which can result in a NULL pointer dereference. A local attacker could exploit this flaw to cause a kernel oops, leading to a Denial of Servi...

Linux Distros Unpatched Vulnerability : CVE-2026-68434

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - serial: 8250mid: Fix NULL function pointer dereference on DNV/ICX-D/SNR platforms Commit b1b4efea05a5 serial: 8250mid: Disable DMA for selected platforms replac...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: serial: 8250mid: Fixed the issue of dereferencing NULL function pointers on DNV/ICX-D/SNR platforms. The commit b1b4efea05a5 “serial: 8250mid: Disable DMA for selected platforms” replaced the dnvboard setup and exit callbacks wit...