Improper Update of Reference Count Affecting kernel-zfcpdump package, versions <0:5.14.0-362.8.1.el9_3


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.04% (10th percentile)

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  • Snyk IDSNYK-RHEL9-KERNELZFCPDUMP-14005998
  • published15 Nov 2025
  • disclosed4 Oct 2025

Introduced: 4 Oct 2025

CVE-2022-50505  (opens in a new tab)
CWE-911  (opens in a new tab)

How to fix?

Upgrade RHEL:9 kernel-zfcpdump to version 0:5.14.0-362.8.1.el9_3 or higher.
This issue was patched in RHSA-2023:6583.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-zfcpdump package and not the kernel-zfcpdump package as distributed by RHEL. See How to fix? for RHEL:9 relevant fixed versions and status.

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

iommu/amd: Fix pci device refcount leak in ppr_notifier()

As comment of pci_get_domain_bus_and_slot() says, it returns a pci device with refcount increment, when finish using it, the caller must decrement the reference count by calling pci_dev_put(). So call it before returning from ppr_notifier() to avoid refcount leak.

CVSS Base Scores

version 3.1