Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ublk: Fixed a NULL pointer dereference in ublkctrlsetsize. ublkctrlsetsize dereferes ub-ubdisk unconditionally through setcapacityandnotify, without checking whether ub-ubdisk is NULL. ub-ubdisk becomes NULL before...

CVE-2026-43364

In the Linux kernel, the following vulnerability has been resolved: ublk: fix NULL pointer dereference in ublkctrlsetsize ublkctrlsetsize unconditionally dereferences ub-ubdisk via setcapacityandnotify without checking if it is NULL. ub-ubdisk is NULL before UBLKCMDSTARTDEV completes it is only...

PT-2026-39025

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference exists in the ublk ctrl set size function. The issue occurs because the function calls set capacity and notify using ub-ub disk without verifying if the pointe...