Linux Kernel up to 5.19.1 wifi wil_write_file_wmi uninitialized pointer

CVSS Meta Temp Score
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Linux Kernel up to 5.19.1. Impacted is the function wil_write_file_wmi of the component wifi. The manipulation results in uninitialized pointer. This vulnerability was named CVE-2022-50165. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Linux Kernel up to 5.19.1. It has been classified as problematic. Affected is the function wil_write_file_wmi of the component wifi. The manipulation with an unknown input leads to a uninitialized pointer vulnerability. CWE is classifying the issue as CWE-824. The product accesses or uses a pointer that has not been initialized. The impact remains unknown. CVE summarizes:

In the Linux kernel, the following vulnerability has been resolved: wifi: wil6210: debugfs: fix uninitialized variable use in `wil_write_file_wmi()` Commit 7a4836560a61 changes simple_write_to_buffer() with memdup_user() but it forgets to change the value to be returned that came from simple_write_to_buffer() call. It results in the following warning: warning: variable 'rc' is uninitialized when used here [-Wuninitialized] return rc; ^~ Remove rc variable and just return the passed in length if the memdup_user() succeeds.

The advisory is available at git.kernel.org. This vulnerability is traded as CVE-2022-50165 since 06/18/2025. Technical details are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 246690 (Linux Distros Unpatched Vulnerability : CVE-2022-50165), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 4.14.291, 4.19.256, 5.4.211, 5.10.137, 5.15.61, 5.18.18 or 5.19.2 eliminates this vulnerability. Applying the patch b13c84e877d7a3095bacb14665db304b2c00e95f/c9fde3a44da566d8929070ab6bda4f0dfa9955d0/52b11a48cf073e0aab923ae809a765d756cecf13/6c5fee83bdbeffe8d607d1ab125122a75f40bd1a/689e5caf63e99e15d2f485ec297c1bf9243e0e28/d4742c886043b69d2d058bfde3998ef333b66595/409bd72e544fdf4809ea0dac337bb5a1f11a25a9/d578e0af3a003736f6c440188b156483d451b329 is able to eliminate this problem. The bugfix is ready for download at git.kernel.org. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the databases at Tenable (246690) and CERT Bund (WID-SEC-2025-1350). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Affected

  • Debian Linux
  • Amazon Linux 2
  • Red Hat Enterprise Linux
  • Ubuntu Linux
  • SUSE Linux
  • Oracle Linux
  • SUSE openSUSE
  • Open Source Linux Kernel
  • RESF Rocky Linux
  • Dell Avamar
  • Dell NetWorker
  • Dell Secure Connect Gateway
  • IBM QRadar SIEM

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.4

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Uninitialized pointer
CWE: CWE-824 / CWE-908
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 246690
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2022-50165

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Kernel 4.14.291/4.19.256/5.4.211/5.10.137/5.15.61/5.18.18/5.19.2
Patch: b13c84e877d7a3095bacb14665db304b2c00e95f/c9fde3a44da566d8929070ab6bda4f0dfa9955d0/52b11a48cf073e0aab923ae809a765d756cecf13/6c5fee83bdbeffe8d607d1ab125122a75f40bd1a/689e5caf63e99e15d2f485ec297c1bf9243e0e28/d4742c886043b69d2d058bfde3998ef333b66595/409bd72e544fdf4809ea0dac337bb5a1f11a25a9/d578e0af3a003736f6c440188b156483d451b329

Timelineinfo

06/18/2025 🔍
06/18/2025 +0 days 🔍
06/18/2025 +0 days 🔍
12/01/2025 +166 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2022-50165 (🔍)
GCVE (CVE): GCVE-0-2022-50165
GCVE (VulDB): GCVE-100-313098
CERT Bund: WID-SEC-2025-1350 - Linux Kernel: Mehrere Schwachstellen ermöglichen Denial of Service

Entryinfo

Created: 06/18/2025 15:18
Updated: 12/01/2025 06:54
Changes: 06/18/2025 15:18 (58), 08/09/2025 15:15 (2), 10/19/2025 20:53 (7), 11/18/2025 00:44 (11), 12/01/2025 06:54 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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