Tracker / CVE-2021-47358
CVE-2021-47358
High 7.8
In the Linux kernel, the following vulnerability has been resolved: staging: greybus: uart: fix tty use after free User space can hold a tty open indefinitely and tty drivers must not release the underlying structures until the last user is gone. Switch to using the tty-port reference counter to manage the life time of the greybus tty state to avoid use after free after a disconnect.
Affected products and versions
| linux | linux_kernel |
|---|---|
| linux | linux_kernel · 4.10 → 4.14.249 |
| linux | linux_kernel · 4.15 → 4.19.209 |
| linux | linux_kernel · 4.20 → 5.4.150 |
| linux | linux_kernel · 4.9 → 4.9.285 |
| linux | linux_kernel · 5.11 → 5.14.9 |
| linux | linux_kernel · 5.5 → 5.10.70 |
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.