# CVE-2022-49673: dm raid: fix KASAN warning in raid5\_add\_disks

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2025-02-26 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 2.6.15

## Description

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.

## What to do

- Check your stack: if you ship or depend on Linux kernel, no fixed version is listed yet; follow the vendor advisory per the references below.
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## Related

- Browse: [Linux kernel](https://cve.now/tech/linux-kernel.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://git.kernel.org/stable/c/2d4e7c9898c20fb3d3f55381cab601761aab7d64
- https://git.kernel.org/stable/c/2fb2928728038280bd925ce2aafb4997e9d47ee9
- https://git.kernel.org/stable/c/3553a69bb52be2deba61d0ca064c41aee842bb35
- https://git.kernel.org/stable/c/f157bd9cf377a947fdb7035e69466b6ecdc17c17
- https://git.kernel.org/stable/c/d8bca518d5272fe349e0a722fdb9e3acb661f3f0
- https://git.kernel.org/stable/c/d5b06039b195d4b6f94f5d345b1e4ac1975a9832
- https://git.kernel.org/stable/c/02cffb1921edadd9b6e4eee7ada4a5213e8ba12e
- https://git.kernel.org/stable/c/617b365872a247480e9dcd50a32c8d1806b21861

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Page: https://cve.now/CVE-2022-49673
JSON: https://cve.now/api/v1/entries/CVE-2022-49673
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