CVE-2022-49673

Summary

In the Linux kernel, the following vulnerability has been resolved:

dm raid: fix KASAN warning in raid5_add_disks

There's a KASAN warning in raid5_add_disk when running the LVM testsuite. The warning happens in the test lvconvert-raid-reshape-linear_to_raid6-single-type.sh. We fix the warning by verifying that rdev->saved_raid_disk is within limits.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux6aea114a728db9296f42102d4885e7fb035de0a9 < 2d4e7c9898c20fb3d3f55381cab601761aab7d64affected
LinuxLinux6aea114a728db9296f42102d4885e7fb035de0a9 < 2fb2928728038280bd925ce2aafb4997e9d47ee9affected
LinuxLinux6aea114a728db9296f42102d4885e7fb035de0a9 < 3553a69bb52be2deba61d0ca064c41aee842bb35affected
LinuxLinux6aea114a728db9296f42102d4885e7fb035de0a9 < f157bd9cf377a947fdb7035e69466b6ecdc17c17affected
LinuxLinux6aea114a728db9296f42102d4885e7fb035de0a9 < d8bca518d5272fe349e0a722fdb9e3acb661f3f0affected
LinuxLinux6aea114a728db9296f42102d4885e7fb035de0a9 < d5b06039b195d4b6f94f5d345b1e4ac1975a9832affected
LinuxLinux6aea114a728db9296f42102d4885e7fb035de0a9 < 02cffb1921edadd9b6e4eee7ada4a5213e8ba12eaffected
LinuxLinux6aea114a728db9296f42102d4885e7fb035de0a9 < 617b365872a247480e9dcd50a32c8d1806b21861affected
LinuxLinux2.6.15affected
LinuxLinux0 < 2.6.15unaffected
LinuxLinux4.9.322 <= 4.9.*unaffected
LinuxLinux4.14.287 <= 4.14.*unaffected
LinuxLinux4.19.251 <= 4.19.*unaffected
LinuxLinux5.4.204 <= 5.4.*unaffected
LinuxLinux5.10.129 <= 5.10.*unaffected
LinuxLinux5.15.53 <= 5.15.*unaffected
LinuxLinux5.18.10 <= 5.18.*unaffected
LinuxLinux5.19 <= *unaffected

Weaknesses

References