CVE-2021-47524 - Vulnerability Details - OpenCVE

In the Linux kernel, the following vulnerability has been resolved: serial: liteuart: fix minor-number leak on probe errors Make sure to release the allocated minor number before returning on probe errors.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

Vendors	Products
Linux	Linux Kernel

Configuration 1 [-]

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel:5.16:rc1::::::
	cpe:2.3:o:linux:linux_kernel:5.16:rc2::::::
	cpe:2.3:o:linux:linux_kernel:5.16:rc3::::::

No data.

References

Link	Providers
https://git.kernel.org/stable/c/888fc81107cacd2a4f681bac7bb785cef868214f
https://git.kernel.org/stable/c/dd5e90b16cca8a697cbe17b72e2a5f49291cabb2
https://lore.kernel.org/linux-cve-announce/2024052434-CVE-2021-47524-7fd0@gregkh/T
https://nvd.nist.gov/vuln/detail/CVE-2021-47524
https://www.cve.org/CVERecord?id=CVE-2021-47524

History

Wed, 24 Sep 2025 19:45:00 +0000

Type	Values Removed	Values Added
Weaknesses		CWE-401
CPEs		cpe:2.3:o:linux:linux_kernel:::::::: cpe:2.3:o:linux:linux_kernel:5.16:rc1:::::: cpe:2.3:o:linux:linux_kernel:5.16:rc2:::::: cpe:2.3:o:linux:linux_kernel:5.16:rc3::::::
Metrics	cvssV3_1 `{'score': 2.7, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N'}`	cvssV3_1 `{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}`

Wed, 11 Sep 2024 13:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: Linux

Published: 2024-05-24T15:09:36.706Z

Updated: 2025-05-04T07:12:49.966Z

Reserved: 2024-05-24T15:02:54.825Z

Link: CVE-2021-47524

Vulnrichment

Updated: 2024-08-04T05:39:59.754Z

NVD

Status : Analyzed

Published: 2024-05-24T15:15:14.973

Modified: 2025-09-24T19:41:00.743

Link: CVE-2021-47524

Redhat

Severity : Low

Publid Date: 2024-05-24T00:00:00Z

Links: CVE-2021-47524 - Bugzilla

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