CVE-2023-54249

In the Linux kernel, the following vulnerability has been resolved: bus: mhi: ep: Only send -ENOTCONN status if client driver is available For the STOP and RESET commands, only send the channel disconnect status -ENOTCONN if client driver is available. Otherwise, it will result in null pointer dereference.

Package Linux Kernel
Published 2025-12-30
Last modified 2026-04-15
Patch available
Yes

Affected versions

Linux kernel versions 5.19 and later are affected. Fixed in 6.1.16, 6.2.3, 6.3 and their respective stable series.

Affected from
≥ 5.19
Fixed in
✓ 6.1.16 6.1.x ✓ 6.2.3 6.2.x ✓ 6.3

References

The following references provide additional information about CVE-2023-54249 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Frequently asked questions

  • What is CVE-2023-54249?

    CVE-2023-54249 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 5.19 onward and has been patched in 6.1.16, 6.2.3 and 6.3. CVE-2023-54249 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • Is there a patch available for CVE-2023-54249?

    Yes — CVE-2023-54249 has been patched. Fixed versions include 6.1.16, 6.2.3 and 6.3. If you are running Linux kernel 5.19 or later up to the fix versions, apply the relevant patch for your kernel branch.

  • Is CVE-2023-54249 actively exploited?

    No — CVE-2023-54249 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.