VDB-313119 · CVE-2022-50119 · WID-SEC-2025-1350

Linux Kernel up to 5.19.1 rpmsg rpmsg_register_device_override reference count

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5.5	$0-$5k	0.00

Summaryinfo

A vulnerability identified as critical has been detected in Linux Kernel up to 5.19.1. This issue affects the function rpmsg_register_device_override of the component rpmsg. Performing a manipulation results in reference count. This vulnerability is cataloged as CVE-2022-50119. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Linux Kernel up to 5.19.1. This affects the function rpmsg_register_device_override of the component rpmsg. The manipulation with an unknown input leads to a reference count vulnerability. CWE is classifying the issue as CWE-911. The product uses a reference count to manage a resource, but it does not update or incorrectly updates the reference count. This is going to have an impact on availability. The summary by CVE is:

In the Linux kernel, the following vulnerability has been resolved: rpmsg: Fix possible refcount leak in rpmsg_register_device_override() rpmsg_register_device_override need to call put_device to free vch when driver_set_override fails. Fix this by adding a put_device() to the error path.

It is possible to read the advisory at git.kernel.org. This vulnerability is uniquely identified as CVE-2022-50119 since 06/18/2025. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 5.19.2 eliminates this vulnerability. Applying the patch 280ae5a028ef5d14ef9277746a3026a30aaebe4f/c449b28e437d18ae807479c4ac6b69d87b287c79/01e6885b75e25a2dd0726455ef18ef9ce5e7dc87/3fdd5b2bb09fc2b5bf3504778f51c89bb48c097f/d4c8bf5635c4bedaf2470761ced1f502b2d5434e/c29335612ff44df979678a38e1f55c62004f421c/d7bd416d35121c95fe47330e09a5c04adbc5f928 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-2025-1350). Be aware that VulDB is the high quality source for vulnerability data.

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

Operating System

Vendor

Linux

Name

Kernel

Version

License

open-source

Website

Vendor: https://www.kernel.org/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.5

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

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Reference count
CWE: CWE-911 / CWE-664
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍