Astra Linux – Vulnerability in Linux, Linux 5.10

A race condition was identified in the vtkioctl function within drivers/tty/vt/vtioctl.c in the Linux kernel. This may lead to an out-of-bounds read, as the write access to vcmode is not protected by a lock in vtioctl KDSETMDE. The primary threat of this vulnerability is data confidentiality...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-001504)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001504 advisory. A race problem was seen in the vtkioctl in drivers/tty/vt/vtioctl.c in the Linux kernel, which may cause an out of bounds read in vt as the write access to vcmode is...

Medium: kernel

Issue Overview: A race problem was seen in the vtkioctl in drivers/tty/vt/vtioctl.c in the Linux kernel, which may cause an out of bounds read in vt as the write access to vcmode is not protected by lock-in vtioctl KDSETMDE. The highest threat from this vulnerability is to data confidentiality...