CVE-2022-50366

In the Linux kernel, the following vulnerability has been resolved: powercap: intel_rapl: fix UBSAN shift-out-of-bounds issue When value < time_unit, the parameter of ilog2() will be zero and the return value is -1. u64(-1) is too large for shift exponent and then will trigger shift-out-of-bounds: shift exponent 18446744073709551615 is too large for 32-bit type 'int' Call Trace: rapl_compute_time_window_core rapl_write_data_raw set_time_window store_constraint_time_window_us

CVSS v3 7.1 HIGH

7.1^/10

CVSS v3 : HIGH

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/139bbbd01114433b80fe59f5e1330615aadf9752	Patch
https://git.kernel.org/stable/c/1d94af37565e4d3c26b0d63428e093a37d5b4c32	Patch
https://git.kernel.org/stable/c/2d93540014387d1c73b9ccc4d7895320df66d01b	Patch
https://git.kernel.org/stable/c/3eb0ba70376f6ee40fa843fc9cee49269370b0b3	Patch
https://git.kernel.org/stable/c/42f79dbb9514f726ff21df25f09cb0693b0b2445	Patch
https://git.kernel.org/stable/c/49a6ffdaed60f0eb52c198fafebc05994e16e305	Patch
https://git.kernel.org/stable/c/4ebba43384722adbd325baec3a12c572d94488eb	Patch
https://git.kernel.org/stable/c/6216b685b8f48ab7b721a6fd5acbf526b41c13e8	Patch
https://git.kernel.org/stable/c/708b9abe1b4a2f050a483db4b7edfc446b13df1f	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

No history.

Information

Published : 2025-09-17 15:15

Updated : 2026-01-14 19:16

NVD link : CVE-2022-50366

Mitre link : CVE-2022-50366

CVE.ORG link : CVE-2022-50366

JSON object : View

Products Affected

linux

linux_kernel

CWE

CWE-125

Out-of-bounds Read

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