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

In the Linux kernel, the following vulnerability has been resolved: crypto: hisilicon/hpre - fix resource leak in remove process In hpre_remove(), 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.

INFO

Published Date :

Oct. 1, 2025, 12:15 p.m.

Last Modified :

Oct. 2, 2025, 7:12 p.m.

Remotely Exploit :

No

Source :

416baaa9-dc9f-4396-8d5f-8c081fb06d67
Affected Products

The following products are affected by CVE-2022-50420 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Linux linux_kernel
: Total Affected Vendor : 1 | Products : 1
Solution
Fix resource leaks in the remove process by releasing allocated resources.
  • Ensure the disable operation completes successfully.
  • Release all remaining allocated resources.
  • Update the Linux kernel to the latest version.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2022-50420.

URL Resource
https://git.kernel.org/stable/c/2b3e3ecdb402ff1053ee25b598ff21b9ddf4384f
https://git.kernel.org/stable/c/45e6319bd5f2154d8b8c9f1eaa4ac030ba0d330c
https://git.kernel.org/stable/c/4e0de941d252d4e7c985981e78480c8d6f020b64
https://git.kernel.org/stable/c/cb873c93a7ad27681920bf062ef052fca1e8d5b1
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2022-50420 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2022-50420 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2022-50420 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2022-50420 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    Oct. 01, 2025

    Action Type Old Value New Value
    Added Description In the Linux kernel, the following vulnerability has been resolved: crypto: hisilicon/hpre - fix resource leak in remove process In hpre_remove(), 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.
    Added Reference https://git.kernel.org/stable/c/2b3e3ecdb402ff1053ee25b598ff21b9ddf4384f
    Added Reference https://git.kernel.org/stable/c/45e6319bd5f2154d8b8c9f1eaa4ac030ba0d330c
    Added Reference https://git.kernel.org/stable/c/4e0de941d252d4e7c985981e78480c8d6f020b64
    Added Reference https://git.kernel.org/stable/c/cb873c93a7ad27681920bf062ef052fca1e8d5b1
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
No CVSS metrics available for this vulnerability.