Tracker / CVE-2021-47311
CVE-2021-47311
High 7.8
In the Linux kernel, the following vulnerability has been resolved: net: qcom/emac: fix UAF in emac_remove adpt is netdev private data and it cannot be used after free_netdev() call. Using adpt after free_netdev() can cause UAF bug. Fix it by moving free_netdev() at the end of the function.
Affected products and versions
| linux | linux_kernel |
|---|---|
| linux | linux_kernel · 4.10 → 4.14.241 |
| linux | linux_kernel · 4.15 → 4.19.199 |
| linux | linux_kernel · 4.20 → 5.4.135 |
| linux | linux_kernel · 4.9 → 4.9.277 |
| linux | linux_kernel · 5.11 → 5.13.5 |
| linux | linux_kernel · 5.5 → 5.10.53 |
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.