Is CVE-2020-11669 in the CISA KEV catalog?

No. CVE-2020-11669 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-11669?

CVE-2020-11669 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2020-11669?

CVE-2020-11669 has an EPSS score of 0.48% (38th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-11669?

Upgrade linux on debian 11 to 5.2.6-1 or later. Fixes are available for 54 affected products.

CVE & CISA-KEV Catalog

CVE-2020-11669

MEDIUM

5.5

CVSS v3

NVD

Description

An issue was discovered in the Linux kernel before 5.2 on the powerpc platform. arch/powerpc/kernel/idle_book3s.S does not have save/restore functionality for PNV_POWERSAVE_AMR, PNV_POWERSAVE_UAMOR, and PNV_POWERSAVE_AMOR, aka CID-53a712bae5dd.

How to fix

Remediation Available

linuxDebian

Fixed in:5.2.6-1CVE-2020-11669

linuxUbuntu

Fixed in:4.15.0-101.102USN-4363-1

linux-awsUbuntu

Fixed in:4.15.0-1067.71USN-4363-1

linux-aws-hweUbuntu

Fixed in:4.15.0-1067.71~16.04.1USN-4363-1

linux-azureUbuntu

Fixed in:4.15.0-1083.93~16.04.1USN-4363-1

linux-azure-4.15Ubuntu

Fixed in:4.15.0-1083.93USN-4363-1

linux-gcpUbuntu

Fixed in:4.15.0-1071.81~16.04.1USN-4363-1

linux-gke-4.15Ubuntu

Fixed in:4.15.0-1059.62USN-4363-1

linux-gke-5.0Ubuntu

Fixed in:5.0.0-1037.38USN-4368-1

linux-hweUbuntu

Fixed in:4.15.0-101.102~16.04.1USN-4363-1

linux-image-4.15.0-101-genericUbuntu

Fixed in:4.15.0-101.102~16.04.1USN-4363-1

Fixed in:4.15.0-101.102USN-4363-1

linux-image-4.15.0-101-generic-lpaeUbuntu

Fixed in:4.15.0-101.102~16.04.1USN-4363-1

Fixed in:4.15.0-101.102USN-4363-1

linux-image-4.15.0-101-lowlatencyUbuntu

Fixed in:4.15.0-101.102~16.04.1USN-4363-1

Fixed in:4.15.0-101.102USN-4363-1

linux-image-4.15.0-1039-oracleUbuntu

Fixed in:4.15.0-1039.43~16.04.1USN-4363-1

Fixed in:4.15.0-1039.43USN-4363-1

linux-image-4.15.0-1059-gkeUbuntu

Fixed in:4.15.0-1059.62USN-4363-1

linux-image-4.15.0-1060-kvmUbuntu

Fixed in:4.15.0-1060.61USN-4363-1

linux-image-4.15.0-1062-raspi2Ubuntu

Fixed in:4.15.0-1062.66USN-4363-1

linux-image-4.15.0-1067-awsUbuntu

Fixed in:4.15.0-1067.71~16.04.1USN-4363-1

Fixed in:4.15.0-1067.71USN-4363-1

linux-image-4.15.0-1071-gcpUbuntu

Fixed in:4.15.0-1071.81~16.04.1USN-4363-1

linux-image-4.15.0-1079-snapdragonUbuntu

Fixed in:4.15.0-1079.86USN-4363-1

linux-image-4.15.0-1081-oemUbuntu

Fixed in:4.15.0-1081.91USN-4363-1

linux-image-4.15.0-1083-azureUbuntu

Fixed in:4.15.0-1083.93~16.04.1USN-4363-1

Fixed in:4.15.0-1083.93USN-4363-1

linux-image-5.0.0-1037-gkeUbuntu

Fixed in:5.0.0-1037.38USN-4368-1

linux-image-5.0.0-1052-oem-osp1Ubuntu

Fixed in:5.0.0-1052.57USN-4368-1

linux-image-aws-hweUbuntu

Fixed in:4.15.0.1067.67USN-4363-1

linux-image-aws-lts-18.04Ubuntu

Fixed in:4.15.0.1067.70USN-4363-1

linux-image-azureUbuntu

Fixed in:4.15.0.1083.82USN-4363-1

linux-image-azure-edgeUbuntu

Fixed in:4.15.0.1083.82USN-4363-1

linux-image-azure-lts-18.04Ubuntu

Fixed in:4.15.0.1083.54USN-4363-1

linux-image-gcpUbuntu

Fixed in:4.15.0.1071.77USN-4363-1

linux-image-genericUbuntu

Fixed in:4.15.0.101.91USN-4363-1

linux-image-generic-hwe-16.04Ubuntu

Fixed in:4.15.0.101.108USN-4363-1

linux-image-generic-lpaeUbuntu

Fixed in:4.15.0.101.91USN-4363-1

linux-image-generic-lpae-hwe-16.04Ubuntu

Fixed in:4.15.0.101.108USN-4363-1

linux-image-gkeUbuntu

Fixed in:4.15.0.1071.77USN-4363-1

Fixed in:4.15.0.1059.63USN-4363-1

linux-image-gke-4.15Ubuntu

Fixed in:4.15.0.1059.63USN-4363-1

linux-image-gke-5.0Ubuntu

Fixed in:5.0.0.1037.25USN-4368-1

linux-image-kvmUbuntu

Fixed in:4.15.0.1060.60USN-4363-1

linux-image-lowlatencyUbuntu

Fixed in:4.15.0.101.91USN-4363-1

linux-image-lowlatency-hwe-16.04Ubuntu

Fixed in:4.15.0.101.108USN-4363-1

linux-image-oemUbuntu

Fixed in:4.15.0.101.108USN-4363-1

Fixed in:4.15.0.1081.85USN-4363-1

linux-image-oem-osp1Ubuntu

Fixed in:5.0.0.1052.55USN-4368-1

linux-image-oracleUbuntu

Fixed in:4.15.0.1039.32USN-4363-1

linux-image-oracle-lts-18.04Ubuntu

Fixed in:4.15.0.1039.48USN-4363-1

linux-image-raspi2Ubuntu

Fixed in:4.15.0.1062.60USN-4363-1

linux-image-snapdragonUbuntu

Fixed in:4.15.0.1079.82USN-4363-1

linux-image-virtualUbuntu

Fixed in:4.15.0.101.91USN-4363-1

linux-image-virtual-hwe-16.04Ubuntu

Fixed in:4.15.0.101.108USN-4363-1

linux-kvmUbuntu

Fixed in:4.15.0-1060.61USN-4363-1

linux-oemUbuntu

Fixed in:4.15.0-1081.91USN-4363-1

linux-oem-osp1Ubuntu

Fixed in:5.0.0-1052.57USN-4368-1

linux-oracleUbuntu

Fixed in:4.15.0-1039.43~16.04.1USN-4363-1

Fixed in:4.15.0-1039.43USN-4363-1

linux-raspi2Ubuntu

Fixed in:4.15.0-1062.66USN-4363-1

linux-snapdragonUbuntu

Fixed in:4.15.0-1079.86USN-4363-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Exploit Intelligence

0.48%probability of exploitation in 30 days

38thpercentile

Low risk: more likely to be exploited than 38% of all known CVEs.

References

Patch7

Vendor Advisory1

cdn.kernel.org

Third-Party Advisory1

access.redhat.com

Other references2

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.