CVE-2021-47524

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.

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/888fc81107cacd2a4f681bac7bb785cef868214f	Patch
https://git.kernel.org/stable/c/dd5e90b16cca8a697cbe17b72e2a5f49291cabb2	Patch
https://git.kernel.org/stable/c/888fc81107cacd2a4f681bac7bb785cef868214f	Patch
https://git.kernel.org/stable/c/dd5e90b16cca8a697cbe17b72e2a5f49291cabb2	Patch

Configurations

Configuration 1 (hide)

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::::::

History

24 Sep 2025, 19:41

Type	Values Removed	Values Added
CPE		cpe:2.3:o:linux:linux_kernel:5.16:rc3:::::: 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::::::::
References	~~() https://git.kernel.org/stable/c/888fc81107cacd2a4f681bac7bb785cef868214f -~~	() https://git.kernel.org/stable/c/888fc81107cacd2a4f681bac7bb785cef868214f - Patch
References	~~() https://git.kernel.org/stable/c/dd5e90b16cca8a697cbe17b72e2a5f49291cabb2 -~~	() https://git.kernel.org/stable/c/dd5e90b16cca8a697cbe17b72e2a5f49291cabb2 - Patch
First Time		Linux Linux linux Kernel
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 5.5
CWE		CWE-401

Information

Published : 2024-05-24 15:15

Updated : 2025-09-24 19:41

NVD link : CVE-2021-47524

Mitre link : CVE-2021-47524

CVE.ORG link : CVE-2021-47524

JSON object : View

Products Affected

linux

linux_kernel

CWE

CWE-401

Missing Release of Memory after Effective Lifetime

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