Tracker / CVE-2021-47404
CVE-2021-47404
High 7.8
In the Linux kernel, the following vulnerability has been resolved: HID: betop: fix slab-out-of-bounds Write in betop_probe Syzbot reported slab-out-of-bounds Write bug in hid-betopff driver. The problem is the driver assumes the device must have an input report but some malicious devices violate this assumption. So this patch checks hid_device's input is non empty before it's been used.
Affected products and versions
| linux | linux_kernel |
|---|---|
| linux | linux_kernel · … → 4.4.286 |
| linux | linux_kernel · 4.10 → 4.14.249 |
| linux | linux_kernel · 4.15 → 4.19.209 |
| linux | linux_kernel · 4.20 → 5.4.151 |
| linux | linux_kernel · 4.5 → 4.9.285 |
| linux | linux_kernel · 5.11 → 5.14.10 |
| linux | linux_kernel · 5.5 → 5.10.71 |
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.