CVE-2022-50848 - Vulnerability Details

- drivers: dio: fix possible memory leak in dio_init()

Description

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

drivers: dio: fix possible memory leak in dio_init()

If device_register() returns error, the 'dev' and name needs be
freed. Add a release function, and then call put_device() in the
error path, so the name is freed in kobject_cleanup() and to the
'dev' is freed in release function.

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
`2e4c77bea3d8b17d94f8ee382411f359b708560f`	affected	< affe3cea6b3148fa66796a48640664822ceccd48
`2e4c77bea3d8b17d94f8ee382411f359b708560f`	affected	< 4b68caa95064ac464f1b261d08ac677e753d1088
`2e4c77bea3d8b17d94f8ee382411f359b708560f`	affected	< a524e7fed696a4dfef671e0fda3511bfd2dca0cf
`2e4c77bea3d8b17d94f8ee382411f359b708560f`	affected	< da64e01da40c6b71a54144126da53cc3b27201ac
`2e4c77bea3d8b17d94f8ee382411f359b708560f`	affected	< fce9890e1be4c0460dad850cc8c00414a9d25f0f
`2e4c77bea3d8b17d94f8ee382411f359b708560f`	affected	< a0ead7e8da84f4c3759417b8e928b65e0207c646
`2e4c77bea3d8b17d94f8ee382411f359b708560f`	affected	< 8e002b9fe831b27d4506df6fa60cb33ba0730ac3
`2e4c77bea3d8b17d94f8ee382411f359b708560f`	affected	< 78fddc0ff971f9874d53c854818cc4aafa144114
`2e4c77bea3d8b17d94f8ee382411f359b708560f`	affected	< e63e99397b2613d50a5f4f02ed07307e67a190f1

Linux

affected

Version	Status	Constraints
`2.6.29`	affected	—
`0`	unaffected	< 2.6.29
`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/4b68caa95064ac464f1b261d08ac677e753d1088
https://git.kernel.org/stable/c/78fddc0ff971f9874d53c854818cc4aafa144114
https://git.kernel.org/stable/c/8e002b9fe831b27d4506df6fa60cb33ba0730ac3
https://git.kernel.org/stable/c/a0ead7e8da84f4c3759417b8e928b65e0207c646
https://git.kernel.org/stable/c/a524e7fed696a4dfef671e0fda3511bfd2dca0cf
https://git.kernel.org/stable/c/affe3cea6b3148fa66796a48640664822ceccd48
https://git.kernel.org/stable/c/da64e01da40c6b71a54144126da53cc3b27201ac
https://git.kernel.org/stable/c/e63e99397b2613d50a5f4f02ed07307e67a190f1
https://git.kernel.org/stable/c/fce9890e1be4c0460dad850cc8c00414a9d25f0f
https://lore.kernel.org/linux-cve-announce/2025123043-CVE-2022-50848-4a61@gregkh/T
https://nvd.nist.gov/vuln/detail/CVE-2022-50848
https://www.cve.org/CVERecord?id=CVE-2022-50848

History

Thu, 01 Jan 2026 00:15:00 +0000

Type	Values Removed	Values Added
References		https://lore.kernel.org/linux-cve-announce/2025123043-CVE-2022-50848-4a61@gregkh/T https://nvd.nist.gov/vuln/detail/CVE-2022-50848 https://www.cve.org/CVERecord?id=CVE-2022-50848

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

Type	Values Removed	Values Added
Description		In the Linux kernel, the following vulnerability has been resolved: drivers: dio: fix possible memory leak in dio_init() If device_register() returns error, the 'dev' and name needs be freed. Add a release function, and then call put_device() in the error path, so the name is freed in kobject_cleanup() and to the 'dev' is freed in release function.
Title		drivers: dio: fix possible memory leak in dio_init()
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/4b68caa95064ac464f1b261d08ac677e753d1088 https://git.kernel.org/stable/c/78fddc0ff971f9874d53c854818cc4aafa144114 https://git.kernel.org/stable/c/8e002b9fe831b27d4506df6fa60cb33ba0730ac3 https://git.kernel.org/stable/c/a0ead7e8da84f4c3759417b8e928b65e0207c646 https://git.kernel.org/stable/c/a524e7fed696a4dfef671e0fda3511bfd2dca0cf https://git.kernel.org/stable/c/affe3cea6b3148fa66796a48640664822ceccd48 https://git.kernel.org/stable/c/da64e01da40c6b71a54144126da53cc3b27201ac https://git.kernel.org/stable/c/e63e99397b2613d50a5f4f02ed07307e67a190f1 https://git.kernel.org/stable/c/fce9890e1be4c0460dad850cc8c00414a9d25f0f

Subscriptions

Linux Linux Kernel

MITRE

Status: PUBLISHED

Assigner: Linux

Published: 2025-12-30T12:15:25.776Z

Updated: 2026-05-11T19:26:17.227Z

Reserved: 2025-12-30T12:06:07.134Z

Link: CVE-2022-50848

Vulnrichment

No data.

NVD

Status : Deferred

Published: 2025-12-30T13:15:59.460

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

Link: CVE-2022-50848

Redhat

Severity :

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

Links: CVE-2022-50848 - Bugzilla

OpenCVE Enrichment

No data.

Weaknesses

No weakness.

Tracking

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