Ubuntu.comUB:CVE-2022-0171CVE-2022-0171
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/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
13.3%
A flaw was found in the Linux kernel. The existing KVM SEV API has a
vulnerability that allows a non-root (host) user-level application to crash
the host kernel by creating a confidential guest VM instance in AMD CPU
that supports Secure Encrypted Virtualization (SEV).
Bugs
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 22.04 | noarch | linux | < 5.15.0-57.63 | UNKNOWN |
| ubuntu | 22.04 | noarch | linux-aws | < 5.15.0-1027.31 | UNKNOWN |
| ubuntu | 20.04 | noarch | linux-aws-5.15 | < 5.15.0-1027.31~20.04.1 | UNKNOWN |
| ubuntu | 22.04 | noarch | linux-azure | < 5.15.0-1030.37 | UNKNOWN |
| ubuntu | 20.04 | noarch | linux-azure-5.15 | < 5.15.0-1030.37~20.04.1 | UNKNOWN |
| ubuntu | 22.04 | noarch | linux-azure-fde | < 5.15.0-1030.37 | UNKNOWN |
| ubuntu | 20.04 | noarch | linux-azure-fde-5.15 | < 5.15.0-1030.37~20.04.1 | UNKNOWN |
| ubuntu | 22.04 | noarch | linux-gcp | < 5.15.0-1026.33 | UNKNOWN |
| ubuntu | 20.04 | noarch | linux-gcp-5.15 | < 5.15.0-1026.33~20.04.1 | UNKNOWN |
| ubuntu | 22.04 | noarch | linux-gke | < 5.15.0-1024.29 | UNKNOWN |
References
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=683412ccf61294d727ead4a73d97397396e69a6b
launchpad.net/bugs/cve/CVE-2022-0171
nvd.nist.gov/vuln/detail/CVE-2022-0171
security-tracker.debian.org/tracker/CVE-2022-0171
ubuntu.com/security/notices/USN-5792-1
ubuntu.com/security/notices/USN-5792-2
ubuntu.com/security/notices/USN-5877-1
www.cve.org/CVERecord?id=CVE-2022-0171
Related
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/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
13.3%