CVE-2022-49145

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2022-49145
In the Linux kernel, the following vulnerability has been resolved: ACPI: CPPC: Avoid out of bounds access when parsing _CPC data If the NumEntries field in the _CPC return package is less than 2, do not attempt to access the "Revision" element of that package, because it may not be present then. BugLink: https://lore.kernel.org/lkml/20220322143534.GC32582@xsang-OptiPlex-9020/

7.1 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.2

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://git.kernel.org/stable/c/28d5387c1994f5e1e0d41b30a1f3dd6e1f609252 Patch
https://git.kernel.org/stable/c/40d8abf364bcab23bc715a9221a3c8623956257b Patch
https://git.kernel.org/stable/c/97b5593fd1b182b3fdb180b6bbe64ec09669988b Patch
https://git.kernel.org/stable/c/b3f15609ffa521de12244cd6af24002030dda3f5 Patch
https://git.kernel.org/stable/c/b80b19b32a432c9eee1cd200ef7aaddf608f54d1 Patch
https://git.kernel.org/stable/c/cb249f8c00f40dba83b7da8207ac14ca46e9ec9e Patch
https://git.kernel.org/stable/c/d208ea44e25b31db5a4d5e8c31df51787a3e9303 Patch
https://git.kernel.org/stable/c/d7339f2a3938fb56b5f28d53f5345900b5fa0e74 Patch
https://git.kernel.org/stable/c/e5b681822cac1f8093759b02e16c06b2c64b6788 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:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
History

23 Sep 2025, 13:53

Type Values Removed Values Added
CPE cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Summary
  • (es) En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ACPI: CPPC: evitar el acceso fuera de los límites al analizar datos _CPC Si el campo NumEntries en el paquete de retorno _CPC es menor que 2, no intente acceder al elemento "Revisión" de ese paquete, porque es posible que no esté presente en ese momento. Enlace de error: https://lore.kernel.org/lkml/20220322143534.GC32582@xsang-OptiPlex-9020/
First Time Linux
Linux linux Kernel
References () https://git.kernel.org/stable/c/28d5387c1994f5e1e0d41b30a1f3dd6e1f609252 - () https://git.kernel.org/stable/c/28d5387c1994f5e1e0d41b30a1f3dd6e1f609252 - Patch
References () https://git.kernel.org/stable/c/40d8abf364bcab23bc715a9221a3c8623956257b - () https://git.kernel.org/stable/c/40d8abf364bcab23bc715a9221a3c8623956257b - Patch
References () https://git.kernel.org/stable/c/97b5593fd1b182b3fdb180b6bbe64ec09669988b - () https://git.kernel.org/stable/c/97b5593fd1b182b3fdb180b6bbe64ec09669988b - Patch
References () https://git.kernel.org/stable/c/b3f15609ffa521de12244cd6af24002030dda3f5 - () https://git.kernel.org/stable/c/b3f15609ffa521de12244cd6af24002030dda3f5 - Patch
References () https://git.kernel.org/stable/c/b80b19b32a432c9eee1cd200ef7aaddf608f54d1 - () https://git.kernel.org/stable/c/b80b19b32a432c9eee1cd200ef7aaddf608f54d1 - Patch
References () https://git.kernel.org/stable/c/cb249f8c00f40dba83b7da8207ac14ca46e9ec9e - () https://git.kernel.org/stable/c/cb249f8c00f40dba83b7da8207ac14ca46e9ec9e - Patch
References () https://git.kernel.org/stable/c/d208ea44e25b31db5a4d5e8c31df51787a3e9303 - () https://git.kernel.org/stable/c/d208ea44e25b31db5a4d5e8c31df51787a3e9303 - Patch
References () https://git.kernel.org/stable/c/d7339f2a3938fb56b5f28d53f5345900b5fa0e74 - () https://git.kernel.org/stable/c/d7339f2a3938fb56b5f28d53f5345900b5fa0e74 - Patch
References () https://git.kernel.org/stable/c/e5b681822cac1f8093759b02e16c06b2c64b6788 - () https://git.kernel.org/stable/c/e5b681822cac1f8093759b02e16c06b2c64b6788 - Patch
CWE CWE-125
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 7.1

26 Feb 2025, 07:00

Type Values Removed Values Added
New CVE
Information

Published : 2025-02-26 07:00

Updated : 2025-09-23 13:53

NVD link : CVE-2022-49145

Mitre link : CVE-2022-49145

CVE.ORG link : CVE-2022-49145

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-125

Out-of-bounds Read