Tracker / CVE-2015-8839
CVE-2015-8839
Medium 5.1
Multiple race conditions in the ext4 filesystem implementation in the Linux kernel before 4.5 allow local users to cause a denial of service (disk corruption) by writing to a page that is associated with a different user's file after unsynchronized hole punching and page-fault handling.
Affected products and versions
| canonical | ubuntu_linux |
|---|---|
| linux | linux_kernel |
| linux | linux_kernel · … → 4.4.221 |
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.