IT

Tracker / CVE-2020-27784

CVE-2020-27784

Medium 5.5

A vulnerability was found in the Linux kernel, where accessing a deallocated instance in printer_ioctl() printer_ioctl() tries to access of a printer_dev instance. However, use-after-free arises because it had been freed by gprinter_free().

Affected products and versions

linux linux_kernel · 4.1 → 4.4.241
linux linux_kernel · 4.10 → 4.19.154
linux linux_kernel · 4.20 → 5.4.73
linux linux_kernel · 4.5 → 4.9.241
linux linux_kernel · 5.5 → 5.8.17
linux linux_kernel · 5.9.0 → 5.9.2

Analysis

This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.

References