CVE-2022-50420: crypto: hisilicon/hpre - fix resource leak in remove process

Published Oct 1, 2025
·
Updated

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

crypto: hisilicon/hpre - fix resource leak in remove process

In hpreremove(), when the disable operation of qm sriov failed, the following logic should continue to be executed to release the remaining resources that have been allocated, instead of returning directly, otherwise there will be resource leakage.

Affected Software

4 affected components
Linux Kernel
Linux Linux kernel>=5.5<5.15.86
Linux Linux kernel>=5.16<6.0.16
Linux Linux kernel>=6.1<6.1.2

Event History

Oct 1, 2025
CVE Published
via MITRE·11:41 AM
Data Sourced
via MITRE·11:41 AM
Description
Data Sourced
via NVD·12:15 PM
RemedyDescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2022-50420?

CVE-2022-50420 has been classified with a moderate severity level due to the potential resource leak within the Linux kernel.

2

How do I fix CVE-2022-50420?

To fix CVE-2022-50420, update your Linux kernel to a version that includes the patch addressing this vulnerability.

3

What systems are affected by CVE-2022-50420?

CVE-2022-50420 affects certain versions of the Linux kernel between 5.5 and 6.1.2.

4

What is the nature of the vulnerability in CVE-2022-50420?

The vulnerability in CVE-2022-50420 involves a resource leak in the qemu interface related to the hpre_remove function.

5

Is there any risk of exploitation for CVE-2022-50420?

While CVE-2022-50420 poses a moderate risk of exploitation due to resource leaks, it primarily affects system performance rather than direct security breaches.

Contact

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