CVE-2022-48747

2024-06-2012:15:12

Debian Security Bug Tracker

security-tracker.debian.org

fix offset

bio_truncate

cve-2022-48747

unix

6.7 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

15.7%

JSON

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.

OSVersionArchitecturePackageVersionFilename
Debian12alllinux< 5.16.7-1linux_5.16.7-1_all.deb
Debian11alllinux< 5.10.103-1linux_5.10.103-1_all.deb
Debian10alllinux<= 4.19.249-2linux_4.19.249-2_all.deb
Debian999alllinux< 5.16.7-1linux_5.16.7-1_all.deb
Debian13alllinux< 5.16.7-1linux_5.16.7-1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	linux	< 5.16.7-1	linux_5.16.7-1_all.deb
Debian	11	all	linux	< 5.10.103-1	linux_5.10.103-1_all.deb
Debian	10	all	linux	<= 4.19.249-2	linux_4.19.249-2_all.deb
Debian	999	all	linux	< 5.16.7-1	linux_5.16.7-1_all.deb
Debian	13	all	linux	< 5.16.7-1	linux_5.16.7-1_all.deb