CVE-2021-47193

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-47193
In the Linux kernel, the following vulnerability has been resolved: scsi: pm80xx: Fix memory leak during rmmod Driver failed to release all memory allocated. This would lead to memory leak during driver removal. Properly free memory when the module is removed.

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/269a4311b15f68d24e816f43f123888f241ed13d Patch
https://git.kernel.org/stable/c/51e6ed83bb4ade7c360551fa4ae55c4eacea354b Patch
https://git.kernel.org/stable/c/269a4311b15f68d24e816f43f123888f241ed13d Patch
https://git.kernel.org/stable/c/51e6ed83bb4ade7c360551fa4ae55c4eacea354b Patch
Configurations

Configuration 1 (hide)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
History

21 Nov 2024, 06:35

Type Values Removed Values Added
Summary
  • (es) En el kernel de Linux, se resolvió la siguiente vulnerabilidad: scsi: pm80xx: se corrigió la pérdida de memoria durante rmmod, el controlador no pudo liberar toda la memoria asignada. Esto puede provocar una pérdida de memoria durante la eliminación del controlador. Se debe liberar correctamente la memoria cuando se retire el módulo.
References () https://git.kernel.org/stable/c/269a4311b15f68d24e816f43f123888f241ed13d - Patch () https://git.kernel.org/stable/c/269a4311b15f68d24e816f43f123888f241ed13d - Patch
References () https://git.kernel.org/stable/c/51e6ed83bb4ade7c360551fa4ae55c4eacea354b - Patch () https://git.kernel.org/stable/c/51e6ed83bb4ade7c360551fa4ae55c4eacea354b - Patch

19 Apr 2024, 19:20

Type Values Removed Values Added
CWE CWE-401
References () https://git.kernel.org/stable/c/269a4311b15f68d24e816f43f123888f241ed13d - () https://git.kernel.org/stable/c/269a4311b15f68d24e816f43f123888f241ed13d - Patch
References () https://git.kernel.org/stable/c/51e6ed83bb4ade7c360551fa4ae55c4eacea354b - () https://git.kernel.org/stable/c/51e6ed83bb4ade7c360551fa4ae55c4eacea354b - Patch
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.5
CPE cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
First Time Linux linux Kernel
Linux

10 Apr 2024, 19:15

Type Values Removed Values Added
New CVE
Information

Published : 2024-04-10 19:15

Updated : 2024-11-21 06:35

NVD link : CVE-2021-47193

Mitre link : CVE-2021-47193

CVE.ORG link : CVE-2021-47193

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-401

Missing Release of Memory after Effective Lifetime