CVE-2023-30456

An issue was discovered in arch/x86/kvm/vmx/nested.c in the Linux kernel before 6.2.8. nVMX on x86_64 lacks consistency checks for CR0 and CR4.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.0 / Impact : 4.0

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope CHANGED

References

Link	Resource
http://packetstormsecurity.com/files/173757/Kernel-Live-Patch-Security-Notice-LSN-0096-1.html
https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.8	Patch
https://github.com/torvalds/linux/commit/112e66017bff7f2837030f34c2bc19501e9212d5	Release Notes
https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html
https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html
https://security.netapp.com/advisory/ntap-20230511-0007/
http://packetstormsecurity.com/files/173757/Kernel-Live-Patch-Security-Notice-LSN-0096-1.html
https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.8	Patch
https://github.com/torvalds/linux/commit/112e66017bff7f2837030f34c2bc19501e9212d5	Release Notes
https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html
https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html
https://security.netapp.com/advisory/ntap-20230511-0007/

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel:6.3:rc1::::::
	cpe:2.3:o:linux:linux_kernel:6.3:rc2::::::

History

19 Mar 2025, 16:15

Type	Values Removed	Values Added
CWE		CWE-754

Information

Published : 2023-04-10 02:15

Updated : 2025-03-19 16:15

NVD link : CVE-2023-30456

Mitre link : CVE-2023-30456

CVE.ORG link : CVE-2023-30456

JSON object : View

Products Affected

linux

linux_kernel

CWE

NVD-CWE-noinfo CWE-754

Improper Check for Unusual or Exceptional Conditions

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