Is CVE-2020-14386 in the CISA KEV catalog?

No. CVE-2020-14386 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-14386?

CVE-2020-14386 has a CVSS v3 base score of 6.7 (MEDIUM).

What is the EPSS score for CVE-2020-14386?

CVE-2020-14386 has an EPSS score of 1.32% (67th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-14386?

Upgrade linux on debian 11 to 5.8.7-1 or later. Fixes are available for 101 affected products.

CVE & CISA-KEV Catalog

CVE-2020-14386

MEDIUM

6.7

CVSS v3

NVD

Description

A flaw was found in the Linux kernel before 5.9-rc4. Memory corruption can be exploited to gain root privileges from unprivileged processes. The highest threat from this vulnerability is to data confidentiality and integrity.

CWE-250 CWE-787Out-of-bounds Write

How to fix

Remediation Available

linuxDebian

Fixed in:5.8.7-1CVE-2020-14386

awsUbuntu

Fixed in:4.4.0-1098LSN-0072-1

Fixed in:4.15.0-1054LSN-0071-1

Fixed in:4.15.0-1054LSN-0072-1

Fixed in:5.4.0-1009LSN-0072-1

azureUbuntu

Fixed in:5.4.0-1010LSN-0072-1

gcpUbuntu

Fixed in:5.4.0-1009LSN-0072-1

generic-4.15Ubuntu

Fixed in:4.15.0-69LSN-0072-1

Fixed in:4.15.0-69LSN-0071-1

generic-4.4Ubuntu

Fixed in:4.4.0-168LSN-0072-1

generic-5.4Ubuntu

Fixed in:5.4.0-26LSN-0072-1

linuxUbuntu

Fixed in:4.15.0-117.118USN-4489-1

Fixed in:5.4.0-47.51USN-4489-1

linux-awsUbuntu

Fixed in:4.15.0-1082.86USN-4489-1

Fixed in:5.4.0-1024.24USN-4489-1

linux-aws-5.3Ubuntu

Fixed in:5.3.0-1035.37USN-4489-1

linux-aws-5.4Ubuntu

Fixed in:5.4.0-1024.24~18.04.1USN-4489-1

linux-aws-hweUbuntu

Fixed in:4.15.0-1082.86~16.04.1USN-4489-1

linux-azureUbuntu

Fixed in:4.15.0-1095.105~14.04.1USN-4489-1

Fixed in:4.15.0-1095.105~16.04.1USN-4489-1

Fixed in:5.4.0-1025.25USN-4489-1

linux-azure-4.15Ubuntu

Fixed in:4.15.0-1095.105USN-4489-1

linux-azure-5.4Ubuntu

Fixed in:5.4.0-1025.25~18.04.1USN-4489-1

linux-gcpUbuntu

Fixed in:4.15.0-1083.94~16.04.1USN-4489-1

Fixed in:5.4.0-1024.24USN-4489-1

linux-gcp-4.15Ubuntu

Fixed in:4.15.0-1083.94USN-4489-1

linux-gcp-5.4Ubuntu

Fixed in:5.4.0-1024.24~18.04.1USN-4489-1

linux-gke-4.15Ubuntu

Fixed in:4.15.0-1069.72USN-4489-1

linux-gke-5.0Ubuntu

Fixed in:5.0.0-1047.48USN-4489-1

linux-gke-5.3Ubuntu

Fixed in:5.3.0-1036.38USN-4489-1

linux-hweUbuntu

Fixed in:4.15.0-117.118~16.04.1USN-4489-1

Fixed in:5.3.0-67.61USN-4489-1

linux-hwe-5.4Ubuntu

Fixed in:5.4.0-47.51~18.04.1USN-4489-1

linux-image-4.15.0-1053-oracleUbuntu

Fixed in:4.15.0-1053.57~16.04.1USN-4489-1

Fixed in:4.15.0-1053.57USN-4489-1

linux-image-4.15.0-1069-gkeUbuntu

Fixed in:4.15.0-1069.72USN-4489-1

linux-image-4.15.0-1070-raspi2Ubuntu

Fixed in:4.15.0-1070.74USN-4489-1

linux-image-4.15.0-1074-kvmUbuntu

Fixed in:4.15.0-1074.75USN-4489-1

linux-image-4.15.0-1082-awsUbuntu

Fixed in:4.15.0-1082.86~16.04.1USN-4489-1

Fixed in:4.15.0-1082.86USN-4489-1

linux-image-4.15.0-1083-gcpUbuntu

Fixed in:4.15.0-1083.94~16.04.1USN-4489-1

Fixed in:4.15.0-1083.94USN-4489-1

linux-image-4.15.0-1086-snapdragonUbuntu

Fixed in:4.15.0-1086.94USN-4489-1

linux-image-4.15.0-1095-azureUbuntu

Fixed in:4.15.0-1095.105~14.04.1USN-4489-1

Fixed in:4.15.0-1095.105~16.04.1USN-4489-1

Fixed in:4.15.0-1095.105USN-4489-1

linux-image-4.15.0-1096-oemUbuntu

Fixed in:4.15.0-1096.106USN-4489-1

linux-image-4.15.0-117-genericUbuntu

Fixed in:4.15.0-117.118~16.04.1USN-4489-1

Fixed in:4.15.0-117.118USN-4489-1

linux-image-4.15.0-117-generic-lpaeUbuntu

Fixed in:4.15.0-117.118~16.04.1USN-4489-1

Fixed in:4.15.0-117.118USN-4489-1

linux-image-4.15.0-117-lowlatencyUbuntu

Fixed in:4.15.0-117.118~16.04.1USN-4489-1

Fixed in:4.15.0-117.118USN-4489-1

linux-image-5.0.0-1047-gkeUbuntu

Fixed in:5.0.0-1047.48USN-4489-1

linux-image-5.0.0-1068-oem-osp1Ubuntu

Fixed in:5.0.0-1068.73USN-4489-1

linux-image-5.3.0-1033-raspi2Ubuntu

Fixed in:5.3.0-1033.35USN-4489-1

linux-image-5.3.0-1035-awsUbuntu

Fixed in:5.3.0-1035.37USN-4489-1

linux-image-5.3.0-1036-gkeUbuntu

Fixed in:5.3.0-1036.38USN-4489-1

linux-image-5.3.0-67-genericUbuntu

Fixed in:5.3.0-67.61USN-4489-1

linux-image-5.3.0-67-lowlatencyUbuntu

Fixed in:5.3.0-67.61USN-4489-1

linux-image-5.4.0-1018-raspiUbuntu

Fixed in:5.4.0-1018.20~18.04.1USN-4489-1

Fixed in:5.4.0-1018.20USN-4489-1

linux-image-5.4.0-1024-awsUbuntu

Fixed in:5.4.0-1024.24~18.04.1USN-4489-1

Fixed in:5.4.0-1024.24USN-4489-1

linux-image-5.4.0-1024-gcpUbuntu

Fixed in:5.4.0-1024.24~18.04.1USN-4489-1

Fixed in:5.4.0-1024.24USN-4489-1

linux-image-5.4.0-1024-oracleUbuntu

Fixed in:5.4.0-1024.24~18.04.1USN-4489-1

Fixed in:5.4.0-1024.24USN-4489-1

linux-image-5.4.0-1025-azureUbuntu

Fixed in:5.4.0-1025.25~18.04.1USN-4489-1

Fixed in:5.4.0-1025.25USN-4489-1

linux-image-5.4.0-47-genericUbuntu

Fixed in:5.4.0-47.51~18.04.1USN-4489-1

Fixed in:5.4.0-47.51USN-4489-1

linux-image-5.4.0-47-generic-lpaeUbuntu

Fixed in:5.4.0-47.51~18.04.1USN-4489-1

Fixed in:5.4.0-47.51USN-4489-1

linux-image-5.4.0-47-lowlatencyUbuntu

Fixed in:5.4.0-47.51~18.04.1USN-4489-1

Fixed in:5.4.0-47.51USN-4489-1

linux-image-awsUbuntu

Fixed in:5.3.0.1035.34USN-4489-1

Fixed in:5.4.0.1024.25USN-4489-1

linux-image-aws-hweUbuntu

Fixed in:4.15.0.1082.78USN-4489-1

linux-image-aws-lts-18.04Ubuntu

Fixed in:4.15.0.1082.84USN-4489-1

linux-image-azureUbuntu

Fixed in:4.15.0.1095.71USN-4489-1

Fixed in:4.15.0.1095.89USN-4489-1

Fixed in:5.4.0.1025.8USN-4489-1

Fixed in:5.4.0.1025.24USN-4489-1

linux-image-azure-lts-18.04Ubuntu

Fixed in:4.15.0.1095.68USN-4489-1

linux-image-gcpUbuntu

Fixed in:4.15.0.1083.84USN-4489-1

Fixed in:5.4.0.1024.11USN-4489-1

Fixed in:5.4.0.1024.21USN-4489-1

linux-image-gcp-lts-18.04Ubuntu

Fixed in:4.15.0.1083.101USN-4489-1

linux-image-genericUbuntu

Fixed in:4.15.0.117.104USN-4489-1

Fixed in:5.4.0.47.50USN-4489-1

linux-image-generic-hwe-16.04Ubuntu

Fixed in:4.15.0.117.118USN-4489-1

linux-image-generic-hwe-18.04Ubuntu

Fixed in:5.4.0.47.51~18.04.40USN-4489-1

linux-image-generic-lpaeUbuntu

Fixed in:4.15.0.117.104USN-4489-1

Fixed in:5.4.0.47.50USN-4489-1

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

Fixed in:4.15.0.117.118USN-4489-1

linux-image-generic-lpae-hwe-18.04Ubuntu

Fixed in:5.4.0.47.51~18.04.40USN-4489-1

linux-image-gkeUbuntu

Fixed in:4.15.0.1083.84USN-4489-1

Fixed in:4.15.0.1069.73USN-4489-1

Fixed in:5.4.0.1024.21USN-4489-1

linux-image-gke-4.15Ubuntu

Fixed in:4.15.0.1069.73USN-4489-1

linux-image-gke-5.0Ubuntu

Fixed in:5.0.0.1047.32USN-4489-1

linux-image-gke-5.3Ubuntu

Fixed in:5.3.0.1036.20USN-4489-1

linux-image-gke-5.4Ubuntu

Fixed in:5.4.0.1024.11USN-4489-1

linux-image-gkeop-5.3Ubuntu

Fixed in:5.3.0.67.124USN-4489-1

linux-image-gkeop-5.4Ubuntu

Fixed in:5.4.0.47.51~18.04.40USN-4489-1

linux-image-kvmUbuntu

Fixed in:4.15.0.1074.70USN-4489-1

Fixed in:5.4.0.1023.21USN-4489-1

linux-image-lowlatencyUbuntu

Fixed in:4.15.0.117.104USN-4489-1

Fixed in:5.4.0.47.50USN-4489-1

linux-image-lowlatency-hwe-16.04Ubuntu

Fixed in:4.15.0.117.118USN-4489-1

linux-image-lowlatency-hwe-18.04Ubuntu

Fixed in:5.4.0.47.51~18.04.40USN-4489-1

linux-image-oemUbuntu

Fixed in:4.15.0.117.118USN-4489-1

Fixed in:4.15.0.1096.100USN-4489-1

Fixed in:5.4.0.47.50USN-4489-1

linux-image-oem-osp1Ubuntu

Fixed in:5.0.0.1068.66USN-4489-1

Fixed in:5.4.0.47.50USN-4489-1

linux-image-oracleUbuntu

Fixed in:4.15.0.1053.43USN-4489-1

Fixed in:5.4.0.1024.8USN-4489-1

Fixed in:5.4.0.1024.21USN-4489-1

linux-image-oracle-lts-18.04Ubuntu

Fixed in:4.15.0.1053.63USN-4489-1

linux-image-raspiUbuntu

Fixed in:5.4.0.1018.53USN-4489-1

linux-image-raspi-hwe-18.04Ubuntu

Fixed in:5.4.0.1018.22USN-4489-1

linux-image-raspi2Ubuntu

Fixed in:4.15.0.1070.67USN-4489-1

Fixed in:5.4.0.1018.53USN-4489-1

linux-image-raspi2-hwe-18.04Ubuntu

Fixed in:5.3.0.1033.23USN-4489-1

linux-image-snapdragonUbuntu

Fixed in:4.15.0.1086.89USN-4489-1

linux-image-snapdragon-hwe-18.04Ubuntu

Fixed in:5.4.0.47.51~18.04.40USN-4489-1

linux-image-virtualUbuntu

Fixed in:4.15.0.117.104USN-4489-1

Fixed in:5.4.0.47.50USN-4489-1

linux-image-virtual-hwe-16.04Ubuntu

Fixed in:4.15.0.117.118USN-4489-1

linux-image-virtual-hwe-18.04Ubuntu

Fixed in:5.4.0.47.51~18.04.40USN-4489-1

linux-kvmUbuntu

Fixed in:4.15.0-1074.75USN-4489-1

Fixed in:5.4.0-1023.23USN-4489-1

linux-oemUbuntu

Fixed in:4.15.0-1096.106USN-4489-1

linux-oem-osp1Ubuntu

Fixed in:5.0.0-1068.73USN-4489-1

linux-oracleUbuntu

Fixed in:4.15.0-1053.57~16.04.1USN-4489-1

Fixed in:4.15.0-1053.57USN-4489-1

Fixed in:5.4.0-1024.24USN-4489-1

linux-oracle-5.4Ubuntu

Fixed in:5.4.0-1024.24~18.04.1USN-4489-1

linux-raspiUbuntu

Fixed in:5.4.0-1018.20USN-4489-1

linux-raspi-5.4Ubuntu

Fixed in:5.4.0-1018.20~18.04.1USN-4489-1

linux-raspi2Ubuntu

Fixed in:4.15.0-1070.74USN-4489-1

linux-raspi2-5.3Ubuntu

Fixed in:5.3.0-1033.35USN-4489-1

linux-snapdragonUbuntu

Fixed in:4.15.0-1086.94USN-4489-1

lowlatency-4.15Ubuntu

Fixed in:4.15.0-69LSN-0072-1

Fixed in:4.15.0-69LSN-0071-1

lowlatency-4.4Ubuntu

Fixed in:4.4.0-168LSN-0072-1

lowlatency-5.4Ubuntu

Fixed in:5.4.0-26LSN-0072-1

oemUbuntu

Fixed in:4.15.0-1063LSN-0072-1

Fixed in:4.15.0-1063LSN-0071-1

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 RequiredHigh

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

1.32%probability of exploitation in 30 days

67thpercentile

Moderate risk: more likely to be exploited than 67% of all known CVEs.

References

Patch3

Third-Party Advisory8

Other references1

lists.fedoraproject.org

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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.