CVE-2022-49987
MEDIUM severity · CVSS 5.5
5.5CVSS MEDIUM
Summary
In the Linux kernel, the following vulnerability has been resolved: md: call __md_stop_writes in md_stop From the link [1], we can see raid1d was running even after the path raid_dtr -> md_stop -> __md_stop. Let's stop write first in destructor to align with normal md-raid to fix the KASAN issue. [1]. https://lore.kernel.org/linux-raid/CAPhsuW5gc4AakdGNdF8ubpezAuDLFOYUO_sfMZcec6hQFm8nhg@mail.gmail.com/T/#m7f12bf90481c02c6d2da68c64aeed4779b7df74a
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: https://git.kernel.org/stable/c/0dd84b319352bb8ba64752d4e45396d8b13e6018 ↗
Additional information
- NVD record
- https://git.kernel.org/stable/c/0dd84b319352bb8ba64752d4e45396d8b13e6018Patch
- https://git.kernel.org/stable/c/1678ca35b80a94d474fdc31e2497ce5d7ed52512Patch
- https://git.kernel.org/stable/c/661c01b2181d9413c799127f13143583b69f20fdPatch
- https://git.kernel.org/stable/c/690b5c90fd2d81fd1d2b6110fa36783232f6dce2Patch
- https://git.kernel.org/stable/c/8e7fb19f1a744fd34e982633ced756fee0498ef7Patch
- https://git.kernel.org/stable/c/a5a58fab556bfe618b4c9719eb85712d78c6cb10Patch
- https://git.kernel.org/stable/c/f42a9819ba84bed2e609a4dff56af37063dcabdcPatch