Linux Kernel up to 5.19.16/6.0.2 wifi memory leak

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Linux Kernel up to 5.19.16/6.0.2. This impacts an unknown function of the component wifi. The manipulation results in memory leak. This vulnerability was named CVE-2022-50863. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Linux Kernel up to 5.19.16/6.0.2. It has been classified as critical. Affected is an unknown functionality of the component wifi. The manipulation with an unknown input leads to a memory leak vulnerability. CWE is classifying the issue as CWE-401. The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory. This is going to have an impact on availability. CVE summarizes:

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: free unused skb to prevent memory leak This avoid potential memory leak under power saving mode.

The advisory is available at git.kernel.org. This vulnerability is traded as CVE-2022-50863 since 12/30/2025. The technical details are unknown and an exploit is not available.

Upgrading to version 5.19.17 or 6.0.3 eliminates this vulnerability. Applying the patch d4b4f6ff8ff1b87d25977423cf38fb61744d0023/216c59b66f2d0c428a4fdaa24dc28cd6be4a2bf6/eae672f386049146058b9e5d3d33e9e4af9dca1d 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 vulnerability database at CERT Bund (WID-SEC-2025-2941). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Affected

  • Debian Linux
  • Amazon Linux 2
  • IBM Power Hardware Management Console
  • Red Hat Enterprise Linux
  • Ubuntu Linux
  • SUSE Linux
  • Oracle Linux
  • Open Source Linux Kernel
  • RESF Rocky Linux
  • IBM DataPower Gateway

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.7
VulDB Temp Score: 5.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Memory leak
CWE: CWE-401 / CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Partially

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Kernel 5.19.17/6.0.3
Patch: d4b4f6ff8ff1b87d25977423cf38fb61744d0023/216c59b66f2d0c428a4fdaa24dc28cd6be4a2bf6/eae672f386049146058b9e5d3d33e9e4af9dca1d

Timelineinfo

12/30/2025 Advisory disclosed
12/30/2025 +0 days CVE reserved
12/30/2025 +0 days VulDB entry created
04/26/2026 +117 days VulDB entry last update

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2022-50863 (🔒)
GCVE (CVE): GCVE-0-2022-50863
GCVE (VulDB): GCVE-100-339018
CERT Bund: WID-SEC-2025-2941 - Linux Kernel: Mehrere Schwachstellen ermöglichen Denial of Service

Entryinfo

Created: 12/30/2025 17:07
Updated: 04/26/2026 04:01
Changes: 12/30/2025 17:07 (58), 12/31/2025 23:40 (7), 01/27/2026 22:56 (1), 04/26/2026 04:01 (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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