What is CVE-2023-53994?

CVE-2023-53994 is a unscored severity Linux kernel vulnerability, affecting Linux kernel versions from 5.4 onward and patched in 5.4.251, 5.10.188, 5.15.121 and others. CVE-2023-53994 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2023-53994?

CVE-2023-53994 has a CVSS score of pending NVD analysis out of 10, rated awaiting scoring severity.

Is there a patch available for CVE-2023-53994?

Yes, CVE-2023-53994 has been patched. Fixed versions include 5.4.251, 5.10.188, 5.15.121 and others. If you are running Linux kernel 5.4 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2023-53994 actively exploited?

CVE-2023-53994 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2023-53994

In the Linux kernel, the following vulnerability has been resolved: ionic: remove WARN_ON to prevent panic_on_warn Remove unnecessary early code development check and the WARN_ON that it uses. The irq alloc and free paths have long been cleaned up and this check shouldn't have stuck around so long.

Package Linux Kernel

Published 2025-12-24

Last modified 2026-04-15

Patch available

Yes

Affected versions

Linux kernel versions 5.4 and later are affected. Fixed in 5.4.251, 5.10.188, 5.15.121, 6.1.40, 6.4.5, 6.5 and their respective stable series.

Affected from

≥ 5.4

Fixed in

✓ 5.4.251 5.4.x ✓ 5.10.188 5.10.x ✓ 5.15.121 5.15.x ✓ 6.1.40 6.1.x ✓ 6.4.5 6.4.x ✓ 6.5

References

The following references provide additional information about CVE-2023-53994 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Kernel patch commit
https://git.kernel.org/stable/c/1417dd787a5e55b410a00a28231b0dcb19172457
Patch
Kernel patch commit
https://git.kernel.org/stable/c/4c7276a6daf7e13a6dd30b0347b3f2c7df4d40bb
Patch
Kernel patch commit
https://git.kernel.org/stable/c/abfb2a58a5377ebab717d4362d6180f901b6e5c1
Patch

6 patch commits total View all on NVD

Frequently asked questions

What is CVE-2023-53994?

CVE-2023-53994 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 5.4 onward and has been patched in 5.4.251, 5.10.188, 5.15.121 and others. CVE-2023-53994 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
Is there a patch available for CVE-2023-53994?

Yes — CVE-2023-53994 has been patched. Fixed versions include 5.4.251, 5.10.188, 5.15.121 and others. If you are running Linux kernel 5.4 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2023-53994 actively exploited?

No — CVE-2023-53994 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.