CVE-2022-49437

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2022-49437
In the Linux kernel, the following vulnerability has been resolved: powerpc/xive: Fix refcount leak in xive_spapr_init of_find_compatible_node() returns a node pointer with refcount incremented, we should use of_node_put() on it when done. Add missing of_node_put() to avoid refcount leak.

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/1d1fb9618bdd5a5fbf9a9eb75133da301d33721c Patch
https://git.kernel.org/stable/c/65f11ccdd746e0e7f0b469cc989ba43d4f30ecfe Patch
https://git.kernel.org/stable/c/6e806485d851986a2445267608f27cb4ba2ed774 Patch
https://git.kernel.org/stable/c/cc62dde2a5f4ba14016fd9caec76f08d388f4b9c 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, 19:53

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.5
References () https://git.kernel.org/stable/c/1d1fb9618bdd5a5fbf9a9eb75133da301d33721c - () https://git.kernel.org/stable/c/1d1fb9618bdd5a5fbf9a9eb75133da301d33721c - Patch
References () https://git.kernel.org/stable/c/65f11ccdd746e0e7f0b469cc989ba43d4f30ecfe - () https://git.kernel.org/stable/c/65f11ccdd746e0e7f0b469cc989ba43d4f30ecfe - Patch
References () https://git.kernel.org/stable/c/6e806485d851986a2445267608f27cb4ba2ed774 - () https://git.kernel.org/stable/c/6e806485d851986a2445267608f27cb4ba2ed774 - Patch
References () https://git.kernel.org/stable/c/cc62dde2a5f4ba14016fd9caec76f08d388f4b9c - () https://git.kernel.org/stable/c/cc62dde2a5f4ba14016fd9caec76f08d388f4b9c - Patch
CPE cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
First Time Linux
Linux linux Kernel
CWE NVD-CWE-Other
Summary
  • (es) En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: powerpc/xive: Se corrige la pérdida de recuento de referencias en xive_spapr_init. of_find_compatible_node() devuelve un puntero de nodo con el recuento de referencias incrementado; cuando termine, debemos usar of_node_put() en él. Agregue el error of_node_put() faltante para evitar la pérdida de recuento de referencias.

26 Feb 2025, 07:01

Type Values Removed Values Added
New CVE
Information

Published : 2025-02-26 07:01

Updated : 2025-10-01 20:16

NVD link : CVE-2022-49437

Mitre link : CVE-2022-49437

CVE.ORG link : CVE-2022-49437

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
NVD-CWE-Other