CVE-2021-47287

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-47287
In the Linux kernel, the following vulnerability has been resolved: driver core: auxiliary bus: Fix memory leak when driver_register() fail If driver_register() returns with error we need to free the memory allocated for auxdrv->driver.name before returning from __auxiliary_driver_register()

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/4afa0c22eed33cfe0c590742387f0d16f32412f3 Patch
https://git.kernel.org/stable/c/ce5b3de58fc21303722df46551f7eb9a91afb409 Patch
https://git.kernel.org/stable/c/4afa0c22eed33cfe0c590742387f0d16f32412f3 Patch
https://git.kernel.org/stable/c/ce5b3de58fc21303722df46551f7eb9a91afb409 Patch
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.14:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.14:rc2:*:*:*:*:*:*
History

23 Dec 2024, 16:40

Type Values Removed Values Added
References () https://git.kernel.org/stable/c/4afa0c22eed33cfe0c590742387f0d16f32412f3 - () https://git.kernel.org/stable/c/4afa0c22eed33cfe0c590742387f0d16f32412f3 - Patch
References () https://git.kernel.org/stable/c/ce5b3de58fc21303722df46551f7eb9a91afb409 - () https://git.kernel.org/stable/c/ce5b3de58fc21303722df46551f7eb9a91afb409 - Patch
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.5
CWE CWE-401
First Time Linux
Linux linux Kernel
CPE cpe:2.3:o:linux:linux_kernel:5.14:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.14:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

21 Nov 2024, 06:35

Type Values Removed Values Added
Summary
  • (es) En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: núcleo del controlador: bus auxiliar: corrige la pérdida de memoria cuando falla driver_register(). Si driver_register() regresa con error, necesitamos liberar la memoria asignada para auxdrv->driver.name antes de regresar de __auxiliary_driver_register()
References () https://git.kernel.org/stable/c/4afa0c22eed33cfe0c590742387f0d16f32412f3 - () https://git.kernel.org/stable/c/4afa0c22eed33cfe0c590742387f0d16f32412f3 -
References () https://git.kernel.org/stable/c/ce5b3de58fc21303722df46551f7eb9a91afb409 - () https://git.kernel.org/stable/c/ce5b3de58fc21303722df46551f7eb9a91afb409 -

21 May 2024, 15:15

Type Values Removed Values Added
New CVE
Information

Published : 2024-05-21 15:15

Updated : 2024-12-23 16:40

NVD link : CVE-2021-47287

Mitre link : CVE-2021-47287

CVE.ORG link : CVE-2021-47287

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-401

Missing Release of Memory after Effective Lifetime