Tracker / CVE-2021-47207
CVE-2021-47207
Medium 5.5
In the Linux kernel, the following vulnerability has been resolved: ALSA: gus: fix null pointer dereference on pointer block The pointer block return from snd_gf1_dma_next_block could be null, so there is a potential null pointer dereference issue. Fix this by adding a null check before dereference.
Affected products and versions
| linux | linux_kernel · … → 4.4.293 |
|---|---|
| linux | linux_kernel · 4.10 → 4.14.256 |
| linux | linux_kernel · 4.15 → 4.19.218 |
| linux | linux_kernel · 4.20 → 5.4.162 |
| linux | linux_kernel · 4.5 → 4.9.291 |
| linux | linux_kernel · 5.11 → 5.15.5 |
| linux | linux_kernel · 5.5 → 5.10.82 |
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.