CVE-2021-47147

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-47147
In the Linux kernel, the following vulnerability has been resolved: ptp: ocp: Fix a resource leak in an error handling path If an error occurs after a successful 'pci_ioremap_bar()' call, it must be undone by a corresponding 'pci_iounmap()' call, as already done in the remove function.

6.2 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.5 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://git.kernel.org/stable/c/0e38e702f1152479e6afac34f151dbfd99417f99 Patch
https://git.kernel.org/stable/c/9c1bb37f8cad5e2ee1933fa1da9a6baa7876a8e4 Patch
https://git.kernel.org/stable/c/0e38e702f1152479e6afac34f151dbfd99417f99 Patch
https://git.kernel.org/stable/c/9c1bb37f8cad5e2ee1933fa1da9a6baa7876a8e4 Patch
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc3:*:*:*:*:*:*
History

16 Sep 2025, 16:24

Type Values Removed Values Added
First Time Linux
Linux linux Kernel
CPE cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc3:*:*:*:*:*:*
References () https://git.kernel.org/stable/c/0e38e702f1152479e6afac34f151dbfd99417f99 - () https://git.kernel.org/stable/c/0e38e702f1152479e6afac34f151dbfd99417f99 - Patch
References () https://git.kernel.org/stable/c/9c1bb37f8cad5e2ee1933fa1da9a6baa7876a8e4 - () https://git.kernel.org/stable/c/9c1bb37f8cad5e2ee1933fa1da9a6baa7876a8e4 - Patch
CWE CWE-401

21 Nov 2024, 06:35

Type Values Removed Values Added
References () https://git.kernel.org/stable/c/0e38e702f1152479e6afac34f151dbfd99417f99 - () https://git.kernel.org/stable/c/0e38e702f1152479e6afac34f151dbfd99417f99 -
References () https://git.kernel.org/stable/c/9c1bb37f8cad5e2ee1933fa1da9a6baa7876a8e4 - () https://git.kernel.org/stable/c/9c1bb37f8cad5e2ee1933fa1da9a6baa7876a8e4 -

31 Oct 2024, 15:35

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 6.2

25 Mar 2024, 13:47

Type Values Removed Values Added
Summary
  • (es) En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ptp: ocp: corrige una fuga de recursos en una ruta de manejo de errores. Si se produce un error después de una llamada exitosa a 'pci_ioremap_bar()', se debe deshacer mediante el correspondiente 'pci_iounmap()' 'llamar, como ya se hizo en la función de eliminación.

25 Mar 2024, 09:15

Type Values Removed Values Added
New CVE
Information

Published : 2024-03-25 09:15

Updated : 2025-09-16 16:24

NVD link : CVE-2021-47147

Mitre link : CVE-2021-47147

CVE.ORG link : CVE-2021-47147

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-401

Missing Release of Memory after Effective Lifetime