CVE-2024-36924 scsi: lpfc: Release hbalock before calling lpfc_worker_wake_up()

Medium 5.5 Published Updated

A deadlock in the Linux kernel lpfc driver can cause a denial of service by holding a lock during a wake-up call.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2024-36924?

CVE-2024-36924 is a medium-severity vulnerability in Linux kernel, published on 30 May 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In the Linux kernel, the following vulnerability has been resolved:

scsi: lpfc: Release hbalock before calling lpfc_worker_wake_up()

lpfc_worker_wake_up() calls the lpfc_work_done() routine, which takes the hbalock. Thus, lpfc_worker_wake_up() should not be called while holding the hbalock to avoid potential deadlock.

Weakness: CWE-667

Which versions are affected by CVE-2024-36924?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2024-36924?

Apply the vendor's patch.

Is CVE-2024-36924 being exploited?

There is no known exploitation of CVE-2024-36924 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as AZL-55404, BELL-CVE-2024-36924, DEBIAN-CVE-2024-36924, ROOT-OS-DEBIAN-11-CVE-2024-36924, ROOT-OS-UBUNTU-2204-CVE-2024-36924, UBUNTU-CVE-2024-36924.

Is CVE-2024-36924 in your software?

Upload an SBOM and sbomify checks it against every vulnerability here, every day.

Check your SBOMs for free