CVE-2021-47524

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. 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.

5.5 /10

CVSS v3 : MEDIUM

V3 Legend

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:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.16:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.16:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.16:rc1:*:*:*:*:*:*
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
CWE CWE-401
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.5
First Time Linux
Linux linux Kernel

21 Nov 2024, 06:36

Type Values Removed Values Added
References () https://git.kernel.org/stable/c/888fc81107cacd2a4f681bac7bb785cef868214f - () https://git.kernel.org/stable/c/888fc81107cacd2a4f681bac7bb785cef868214f -
References () https://git.kernel.org/stable/c/dd5e90b16cca8a697cbe17b72e2a5f49291cabb2 - () https://git.kernel.org/stable/c/dd5e90b16cca8a697cbe17b72e2a5f49291cabb2 -
Summary
  • (es) En el kernel de Linux, se resolvió la siguiente vulnerabilidad: serial: liteuart: corrige la fuga de números menores en errores de sonda. Asegúrese de liberar el número menor asignado antes de regresar por errores de sonda.

24 May 2024, 15:15

Type Values Removed Values Added
New CVE
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