EUVD-2026-66493

In the Linux kernel, the following vulnerability has been resolved: fbdev: core: Fix pointer desynchronization in fbioread In fbioread, if copytouser performs a partial copy e.g., due to a faulty user buffer, the loop adjusts the chunk size 'c' and updates the remaining 'count'. However, the...

AZL-97719 CVE-2026-80578 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: fbdev: core: Fix pointer desynchronization in fbioread In fbioread, if copytouser performs a partial copy e.g., due to a faulty user buffer, the loop adjusts the chunk size 'c' and updates the remaining 'count'. However, the...

CVE-2026-80578

CVE-2026-80578 affects the Linux kernel's fbdev (framebuffer device) subsystem , specifically the fb_io_read() function in the fbdev core. The root cause is a pointer desynchronization : when copy_to_user() performs a partial copy, the hardware src pointer has already been advanced by the full ch...

PT-2026-82194

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the fb io read function where a pointer desynchronization occurs if copy to user performs a partial copy, such as when a user buffer is faulty. In this scenario, the...

Linux Distros Unpatched Vulnerability : CVE-2026-80578

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - fbdev: core: Fix pointer desynchronization in fbioread In fbioread, if copytouser performs a partial copy e.g., due to a faulty user buffer, the loop adjusts th...