CVE-2022-50027 scsi: lpfc: Fix possible memory leak when failing to issue CMF WQE
A memory leak in the lpfc SCSI driver allows attackers to cause denial of service by triggering failed WQE issuances.
- 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-2022-50027?
CVE-2022-50027 is a medium-severity memory corruption vulnerability in Linux kernel, published on 18 Jun 2025. 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: Fix possible memory leak when failing to issue CMF WQE
There is no corresponding free routine if lpfc_sli4_issue_wqe fails to issue the CMF WQE in lpfc_issue_cmf_sync_wqe.
If ret_val is non-zero, then free the iocbq request structure.
Weakness: CWE-401
Which versions are affected by CVE-2022-50027?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2022-50027?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2022-50027 being exploited?
There is no known exploitation of CVE-2022-50027 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as DEBIAN-CVE-2022-50027, GHSA-94c2-f29f-cqqq, UBUNTU-CVE-2022-50027.