6.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
1.7 Low
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:L/AC:L/Au:S/C:N/I:N/A:P
0.0004 Low
EPSS
Percentile
5.3%
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.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 22.04 | noarch | linux-nvidia | < 5.15.0-1026.26 | UNKNOWN |
ubuntu | 20.04 | noarch | linux-gkeop-5.15 | < 5.15.0-1021.26~20.04.1 | UNKNOWN |
ubuntu | 23.04 | noarch | linux-starfive | < 6.2.0-1002.2 | UNKNOWN |
ubuntu | 23.10 | noarch | linux-starfive | < any | UNKNOWN |
ubuntu | 20.04 | noarch | linux-xilinx-zynqmp | < 5.4.0-1024.28 | UNKNOWN |
ubuntu | 20.04 | noarch | linux-iot | < 5.4.0-1017.18 | UNKNOWN |
ubuntu | 18.04 | noarch | linux-raspi-5.4 | < any | UNKNOWN |
ubuntu | 20.04 | noarch | linux-aws-5.15 | < 5.15.0-1037.41~20.04.1 | UNKNOWN |
ubuntu | 18.04 | noarch | linux-aws-5.4 | < 5.4.0-1103.111~18.04.1 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-aws-hwe | < 4.15.0-1157.170~16.04.1) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.8
git.kernel.org/linus/112e66017bff7f2837030f34c2bc19501e9212d5 (6.3-rc3)
github.com/torvalds/linux/commit/112e66017bff7f2837030f34c2bc19501e9212d5
launchpad.net/bugs/cve/CVE-2023-30456
nvd.nist.gov/vuln/detail/CVE-2023-30456
security-tracker.debian.org/tracker/CVE-2023-30456
ubuntu.com/security/notices/USN-6033-1
ubuntu.com/security/notices/USN-6123-1
ubuntu.com/security/notices/USN-6124-1
ubuntu.com/security/notices/USN-6127-1
ubuntu.com/security/notices/USN-6130-1
ubuntu.com/security/notices/USN-6131-1
ubuntu.com/security/notices/USN-6132-1
ubuntu.com/security/notices/USN-6135-1
ubuntu.com/security/notices/USN-6149-1
ubuntu.com/security/notices/USN-6150-1
ubuntu.com/security/notices/USN-6162-1
ubuntu.com/security/notices/USN-6175-1
ubuntu.com/security/notices/USN-6186-1
ubuntu.com/security/notices/USN-6222-1
ubuntu.com/security/notices/USN-6256-1
ubuntu.com/security/notices/USN-6699-1
www.cve.org/CVERecord?id=CVE-2023-30456
6.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
1.7 Low
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:L/AC:L/Au:S/C:N/I:N/A:P
0.0004 Low
EPSS
Percentile
5.3%