CVE-2022-48747
High
Description
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.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Linux Kernel
PublishedJun 20, 2024
First seenJun 20, 2024
Weakness typeCWE-908CWE-908
How to fix
Update
- linux linux_kernel5.4.176, 5.10.96, 5.15.19, 5.16.5 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | v < 5.4.176, 5.5 ≤ v < 5.10.96, 5.11 ≤ v < 5.15.19, 5.16 ≤ v < 5.16.5 | 5.4.176, 5.10.96, 5.15.19, 5.16.5 |
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