What is CVE-2023-53722?

CVE-2023-53722 is a unscored severity Linux kernel vulnerability, affecting Linux kernel versions from 3.3 onward and patched in 4.14.326, 4.19.295, 5.4.257 and others. CVE-2023-53722 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2023-53722?

CVE-2023-53722 has a CVSS score of pending NVD analysis out of 10, rated awaiting scoring severity.

Is there a patch available for CVE-2023-53722?

Yes, CVE-2023-53722 has been patched. Fixed versions include 4.14.326, 4.19.295, 5.4.257 and others. If you are running Linux kernel 3.3 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2023-53722 actively exploited?

CVE-2023-53722 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2023-53722

In the Linux kernel, the following vulnerability has been resolved: md: raid1: fix potential OOB in raid1_remove_disk() If rddev->raid_disk is greater than mddev->raid_disks, there will be an out-of-bounds in raid1_remove_disk(). We have already found similar reports as follows: 1) commit d17f744e883b ("md-raid10: fix KASAN warning") 2) commit 1ebc2cec0b7d ("dm raid: fix KASAN warning in raid5_remove_disk") Fix this bug by checking whether the "number" variable is valid.

Package Linux Kernel

Published 2025-10-22

Last modified 2026-04-15

Patch available

Yes

Affected versions

Linux kernel versions 3.3 and later are affected. Fixed in 4.14.326, 4.19.295, 5.4.257, 5.10.197, 5.15.133, 6.1.55, 6.5.5, 6.6 and their respective stable series.

Affected from

≥ 3.3

Fixed in

✓ 4.14.326 4.14.x ✓ 4.19.295 4.19.x ✓ 5.4.257 5.4.x ✓ 5.10.197 5.10.x ✓ 5.15.133 5.15.x ✓ 6.1.55 6.1.x ✓ 6.5.5 6.5.x ✓ 6.6

References

8 total

Showing 5 of 8 references View all on NVD

Frequently asked questions

What is CVE-2023-53722?

CVE-2023-53722 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 3.3 onward and has been patched in 4.14.326, 4.19.295, 5.4.257 and others. CVE-2023-53722 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
Is there a patch available for CVE-2023-53722?

Yes. CVE-2023-53722 has been patched. Fixed versions include 4.14.326, 4.19.295, 5.4.257 and others. If you are running Linux kernel 3.3 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2023-53722 actively exploited?

No. CVE-2023-53722 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.