CVE-2022-49454

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2022-49454
In the Linux kernel, the following vulnerability has been resolved: PCI: mediatek: Fix refcount leak in mtk_pcie_subsys_powerup() The of_find_compatible_node() function returns a node pointer with refcount incremented, We should use of_node_put() on it when done Add the missing of_node_put() to release the refcount.

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/09b2d906d78ddf5042b1f3e0091835fc6997e8a4 Patch
https://git.kernel.org/stable/c/214e0d8fe4a813ae6ffd62bc2dfe7544c20914f4 Patch
https://git.kernel.org/stable/c/4cef4237d6c37257cb6ddc397723e9c0dded0efe Patch
https://git.kernel.org/stable/c/ad1c9d13e04509ae24fae8dd2897148657323519 Patch
Configurations

Configuration 1 (hide)

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

17 Mar 2025, 16:11

Type Values Removed Values Added
CPE cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
First Time Linux linux Kernel
Linux
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.5
References () https://git.kernel.org/stable/c/09b2d906d78ddf5042b1f3e0091835fc6997e8a4 - () https://git.kernel.org/stable/c/09b2d906d78ddf5042b1f3e0091835fc6997e8a4 - Patch
References () https://git.kernel.org/stable/c/214e0d8fe4a813ae6ffd62bc2dfe7544c20914f4 - () https://git.kernel.org/stable/c/214e0d8fe4a813ae6ffd62bc2dfe7544c20914f4 - Patch
References () https://git.kernel.org/stable/c/4cef4237d6c37257cb6ddc397723e9c0dded0efe - () https://git.kernel.org/stable/c/4cef4237d6c37257cb6ddc397723e9c0dded0efe - Patch
References () https://git.kernel.org/stable/c/ad1c9d13e04509ae24fae8dd2897148657323519 - () https://git.kernel.org/stable/c/ad1c9d13e04509ae24fae8dd2897148657323519 - Patch
CWE NVD-CWE-Other
Summary
  • (es) En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: PCI: mediatek: Se corrige la pérdida de recuento de referencias en mtk_pcie_subsys_powerup() La función of_find_compatible_node() devuelve un puntero de nodo con el recuento de referencias incrementado. Deberíamos usar of_node_put() en él cuando termine. Agregue el of_node_put() faltante para liberar el recuento de referencias.

26 Feb 2025, 07:01

Type Values Removed Values Added
New CVE
Information

Published : 2025-02-26 07:01

Updated : 2025-03-17 16:11

NVD link : CVE-2022-49454

Mitre link : CVE-2022-49454

CVE.ORG link : CVE-2022-49454

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
NVD-CWE-Other