CVE-2022-50810 - Vulnerability Details

- rapidio: devices: fix missing put_device in mport_cdev_open

Description

In the Linux kernel, the following vulnerability has been resolved:

rapidio: devices: fix missing put_device in mport_cdev_open

When kfifo_alloc fails, the refcount of chdev->dev is left incremental.
We should use put_device(&chdev->dev) to decrease the ref count of
chdev->dev to avoid refcount leak.

Published: 2025-12-30

Score: n/a

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Linux

unaffected

Version	Status	Constraints
`e8de370188d098bb49483c287b44925957c3c9b6`	affected	< 6e4540e0970030e140998ce8847f5f0171b5afa1
`e8de370188d098bb49483c287b44925957c3c9b6`	affected	< ae57222402bea455e60cc51d2f52ce73b63b7af8
`e8de370188d098bb49483c287b44925957c3c9b6`	affected	< dfee9fe93dd34cd9d49520718f6ec2072de25e48
`e8de370188d098bb49483c287b44925957c3c9b6`	affected	< bb7397f6312d2cbf05e415676ed5b1655cb82a34
`e8de370188d098bb49483c287b44925957c3c9b6`	affected	< 53915ecc43c5139d6cdd1caa4fdc9290b9597008
`e8de370188d098bb49483c287b44925957c3c9b6`	affected	< a0d93aac54ce07a7cc71e90645d0cdabbda50450
`e8de370188d098bb49483c287b44925957c3c9b6`	affected	< 162433a96079bfa5ec748c486b4570f138d04fb5
`e8de370188d098bb49483c287b44925957c3c9b6`	affected	< b596242585984b5f3085aa8f7a82c65640b384b6
`e8de370188d098bb49483c287b44925957c3c9b6`	affected	< d5b6e6eba3af11cb2a2791fa36a2524990fcde1a

Linux

affected

Version	Status	Constraints
`4.6`	affected	—
`0`	unaffected	< 4.6
`4.9.337`	unaffected	≤ 4.9.*
`4.14.303`	unaffected	≤ 4.14.*
`4.19.270`	unaffected	≤ 4.19.*
`5.4.229`	unaffected	≤ 5.4.*
`5.10.163`	unaffected	≤ 5.10.*
`5.15.86`	unaffected	≤ 5.15.*
`6.0.16`	unaffected	≤ 6.0.*
`6.1.2`	unaffected	≤ 6.1.*
`6.2`	unaffected	≤ *

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

No advisories yet.

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00064.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://git.kernel.org/stable/c/162433a96079bfa5ec748c486b4570f138d04fb5
https://git.kernel.org/stable/c/53915ecc43c5139d6cdd1caa4fdc9290b9597008
https://git.kernel.org/stable/c/6e4540e0970030e140998ce8847f5f0171b5afa1
https://git.kernel.org/stable/c/a0d93aac54ce07a7cc71e90645d0cdabbda50450
https://git.kernel.org/stable/c/ae57222402bea455e60cc51d2f52ce73b63b7af8
https://git.kernel.org/stable/c/b596242585984b5f3085aa8f7a82c65640b384b6
https://git.kernel.org/stable/c/bb7397f6312d2cbf05e415676ed5b1655cb82a34
https://git.kernel.org/stable/c/d5b6e6eba3af11cb2a2791fa36a2524990fcde1a
https://git.kernel.org/stable/c/dfee9fe93dd34cd9d49520718f6ec2072de25e48
https://lore.kernel.org/linux-cve-announce/2025123013-CVE-2022-50810-1d1c@gregkh/T
https://nvd.nist.gov/vuln/detail/CVE-2022-50810
https://www.cve.org/CVERecord?id=CVE-2022-50810

History

Wed, 31 Dec 2025 00:15:00 +0000

Type	Values Removed	Values Added
References		https://lore.kernel.org/linux-cve-announce/2025123013-CVE-2022-50810-1d1c@gregkh/T https://nvd.nist.gov/vuln/detail/CVE-2022-50810 https://www.cve.org/CVERecord?id=CVE-2022-50810

Tue, 30 Dec 2025 12:30:00 +0000

Type	Values Removed	Values Added
Description		In the Linux kernel, the following vulnerability has been resolved: rapidio: devices: fix missing put_device in mport_cdev_open When kfifo_alloc fails, the refcount of chdev->dev is left incremental. We should use put_device(&chdev->dev) to decrease the ref count of chdev->dev to avoid refcount leak.
Title		rapidio: devices: fix missing put_device in mport_cdev_open
First Time appeared		Linux Linux linux Kernel
CPEs		cpe:2.3:o:linux:linux_kernel::::::::
Vendors & Products		Linux Linux linux Kernel
References		https://git.kernel.org/stable/c/162433a96079bfa5ec748c486b4570f138d04fb5 https://git.kernel.org/stable/c/53915ecc43c5139d6cdd1caa4fdc9290b9597008 https://git.kernel.org/stable/c/6e4540e0970030e140998ce8847f5f0171b5afa1 https://git.kernel.org/stable/c/a0d93aac54ce07a7cc71e90645d0cdabbda50450 https://git.kernel.org/stable/c/ae57222402bea455e60cc51d2f52ce73b63b7af8 https://git.kernel.org/stable/c/b596242585984b5f3085aa8f7a82c65640b384b6 https://git.kernel.org/stable/c/bb7397f6312d2cbf05e415676ed5b1655cb82a34 https://git.kernel.org/stable/c/d5b6e6eba3af11cb2a2791fa36a2524990fcde1a https://git.kernel.org/stable/c/dfee9fe93dd34cd9d49520718f6ec2072de25e48

Subscriptions

Linux Linux Kernel

MITRE

Status: PUBLISHED

Assigner: Linux

Published: 2025-12-30T12:08:27.924Z

Updated: 2026-05-11T19:25:33.405Z

Reserved: 2025-12-30T12:06:07.130Z

Link: CVE-2022-50810

Vulnrichment

No data.

NVD

Status : Deferred

Published: 2025-12-30T13:15:55.310

Modified: 2026-04-15T00:35:42.020

Link: CVE-2022-50810

Redhat

Severity :

Publid Date: 2025-12-30T00:00:00Z

Links: CVE-2022-50810 - Bugzilla

OpenCVE Enrichment

No data.

Weaknesses

No weakness.

Tracking

Subscriptions

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