imPC@ndo IT

Tracker / CVE-2021-47620

CVE-2021-47620

High 8.1

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: refactor malicious adv data check Check for out-of-bound read was being performed at the end of while num_reports loop, and would fill journal with false positives. Added check to beginning of loop processing so that it doesn't get checked after ptr has been advanced.

Affected products and versions

linux linux_kernel · … → 4.4.302
linux linux_kernel · 4.10 → 4.14.265
linux linux_kernel · 4.15 → 4.19.228
linux linux_kernel · 4.20 → 5.4.176
linux linux_kernel · 4.5 → 4.9.300
linux linux_kernel · 5.11 → 5.15.19
linux linux_kernel · 5.16 → 5.16.5
linux linux_kernel · 5.5 → 5.10.96

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