Tracker / CVE-2022-48747
CVE-2022-48747
High 7.5
In the Linux kernel, the following vulnerability has been resolved: block: Fix wrong offset in bio_truncate() bio_truncate() clears the buffer outside of last block of bdev, however current bio_truncate() is using the wrong offset of page. So it can return the uninitialized data. This happened when both of truncated/corrupted FS and userspace (via bdev) are trying to read the last of bdev.
Affected products and versions
| linux | linux_kernel · … → 5.4.176 |
|---|---|
| linux | linux_kernel · 5.11 → 5.15.19 |
| linux | linux_kernel · 5.16 → 5.16.5 |
| linux | linux_kernel · 5.5 → 5.10.96 |
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.