VYPR
High severity7.5NVD Advisory· Published Jun 20, 2024· Updated Jun 17, 2026

CVE-2022-48747

CVE-2022-48747

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.

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Affected products

142

Patches

Vulnerability mechanics

References

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