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CVE-2022-50662
RDMA/hns: fix memory leak in hns_roce_alloc_mr()
Description

In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: fix memory leak in hns_roce_alloc_mr() When hns_roce_mr_enable() failed in hns_roce_alloc_mr(), mr_key is not released. Compiled test only.

INFO

Published Date :

Dec. 9, 2025, 4:17 p.m.

Last Modified :

Dec. 9, 2025, 6:37 p.m.

Remotely Exploit :

No

Source :

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

The following products are affected by CVE-2022-50662 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
Address memory leak in RDMA/hns driver by ensuring key release on failure.
  • Apply the patch to the Linux kernel.
  • Recompile the kernel with the fix.
  • Deploy the updated kernel.
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-2022-50662.

URL Resource
https://git.kernel.org/stable/c/164fa80330a81db67c26d10d071083941d29a510
https://git.kernel.org/stable/c/35f9cd060e68ff910e49bf37b1b0d336a311849a
https://git.kernel.org/stable/c/a115aa00b18f7b8982b8f458149632caf64a862a
https://git.kernel.org/stable/c/fc2c43bf41c89e7451fe750025ae55eb2e2a741d
https://git.kernel.org/stable/c/fd32e378bc1dea0d48767adf2bbb478581bb0a95
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2022-50662 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-2022-50662 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-2022-50662 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-2022-50662 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

    Dec. 09, 2025

    Action Type Old Value New Value
    Added Description In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: fix memory leak in hns_roce_alloc_mr() When hns_roce_mr_enable() failed in hns_roce_alloc_mr(), mr_key is not released. Compiled test only.
    Added Reference https://git.kernel.org/stable/c/164fa80330a81db67c26d10d071083941d29a510
    Added Reference https://git.kernel.org/stable/c/35f9cd060e68ff910e49bf37b1b0d336a311849a
    Added Reference https://git.kernel.org/stable/c/a115aa00b18f7b8982b8f458149632caf64a862a
    Added Reference https://git.kernel.org/stable/c/fc2c43bf41c89e7451fe750025ae55eb2e2a741d
    Added Reference https://git.kernel.org/stable/c/fd32e378bc1dea0d48767adf2bbb478581bb0a95
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.