Is CVE-2018-16862 in the CISA KEV catalog?

No. CVE-2018-16862 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-16862?

CVE-2018-16862 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2018-16862?

CVE-2018-16862 has an EPSS score of 0.53% (41th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-16862?

Upgrade linux on debian 11 to 4.19.9-1 or later. Fixes are available for 66 affected products.

CVE & CISA-KEV Catalog

CVE-2018-16862

MEDIUM

5.3

CVSS v3

NVD

Description

A security flaw was found in the Linux kernel in a way that the cleancache subsystem clears an inode after the final file truncation (removal). The new file created with the same inode may contain leftover pages from cleancache and the old file data instead of the new one.

CWE-200Information Exposure

How to fix

Remediation Available

linuxDebian

Fixed in:4.19.9-1CVE-2018-16862

linuxUbuntu

Fixed in:4.4.0-142.168USN-3879-1

Fixed in:4.15.0-58.64USN-4094-1

linux-awsUbuntu

Fixed in:4.4.0-1038.41USN-3879-2

Fixed in:4.4.0-1075.85USN-3879-1

Fixed in:4.15.0-1047.49USN-4118-1

linux-aws-hweUbuntu

Fixed in:4.15.0-1047.49~16.04.1USN-4118-1

linux-azureUbuntu

Fixed in:4.15.0-1055.60USN-4094-1

linux-gcpUbuntu

Fixed in:4.15.0-1040.42~16.04.1USN-4094-1

Fixed in:4.15.0-1040.42USN-4094-1

linux-gke-4.15Ubuntu

Fixed in:4.15.0-1040.42USN-4094-1

linux-hweUbuntu

Fixed in:4.15.0-58.64~16.04.1USN-4094-1

linux-image-4.15.0-1021-oracleUbuntu

Fixed in:4.15.0-1021.23~16.04.1USN-4094-1

Fixed in:4.15.0-1021.23USN-4094-1

linux-image-4.15.0-1040-gcpUbuntu

Fixed in:4.15.0-1040.42~16.04.1USN-4094-1

Fixed in:4.15.0-1040.42USN-4094-1

linux-image-4.15.0-1040-gkeUbuntu

Fixed in:4.15.0-1040.42USN-4094-1

linux-image-4.15.0-1042-kvmUbuntu

Fixed in:4.15.0-1042.42USN-4094-1

linux-image-4.15.0-1043-raspi2Ubuntu

Fixed in:4.15.0-1043.46USN-4094-1

linux-image-4.15.0-1047-awsUbuntu

Fixed in:4.15.0-1047.49~16.04.1USN-4118-1

Fixed in:4.15.0-1047.49USN-4118-1

linux-image-4.15.0-1050-oemUbuntu

Fixed in:4.15.0-1050.57USN-4094-1

linux-image-4.15.0-1060-snapdragonUbuntu

Fixed in:4.15.0-1060.66USN-4094-1

linux-image-4.15.0-58-genericUbuntu

Fixed in:4.15.0-58.64~16.04.1USN-4094-1

Fixed in:4.15.0-58.64USN-4094-1

linux-image-4.15.0-58-generic-lpaeUbuntu

Fixed in:4.15.0-58.64~16.04.1USN-4094-1

Fixed in:4.15.0-58.64USN-4094-1

linux-image-4.15.0-58-lowlatencyUbuntu

Fixed in:4.15.0-58.64~16.04.1USN-4094-1

Fixed in:4.15.0-58.64USN-4094-1

linux-image-4.4.0-1038-awsUbuntu

Fixed in:4.4.0-1038.41USN-3879-2

linux-image-4.4.0-1040-kvmUbuntu

Fixed in:4.4.0-1040.46USN-3879-1

linux-image-4.4.0-1075-awsUbuntu

Fixed in:4.4.0-1075.85USN-3879-1

linux-image-4.4.0-1103-raspi2Ubuntu

Fixed in:4.4.0-1103.111USN-3879-1

linux-image-4.4.0-1107-snapdragonUbuntu

Fixed in:4.4.0-1107.112USN-3879-1

linux-image-4.4.0-142-genericUbuntu

Fixed in:4.4.0-142.168~14.04.1USN-3879-2

Fixed in:4.4.0-142.168USN-3879-1

linux-image-4.4.0-142-generic-lpaeUbuntu

Fixed in:4.4.0-142.168~14.04.1USN-3879-2

Fixed in:4.4.0-142.168USN-3879-1

linux-image-4.4.0-142-lowlatencyUbuntu

Fixed in:4.4.0-142.168~14.04.1USN-3879-2

Fixed in:4.4.0-142.168USN-3879-1

linux-image-4.4.0-142-powerpc-e500mcUbuntu

Fixed in:4.4.0-142.168~14.04.1USN-3879-2

Fixed in:4.4.0-142.168USN-3879-1

linux-image-4.4.0-142-powerpc-smpUbuntu

Fixed in:4.4.0-142.168~14.04.1USN-3879-2

Fixed in:4.4.0-142.168USN-3879-1

linux-image-4.4.0-142-powerpc64-embUbuntu

Fixed in:4.4.0-142.168~14.04.1USN-3879-2

Fixed in:4.4.0-142.168USN-3879-1

linux-image-4.4.0-142-powerpc64-smpUbuntu

Fixed in:4.4.0-142.168~14.04.1USN-3879-2

Fixed in:4.4.0-142.168USN-3879-1

linux-image-awsUbuntu

Fixed in:4.4.0.1038.38USN-3879-2

Fixed in:4.4.0.1075.77USN-3879-1

Fixed in:4.15.0.1047.46USN-4118-1

linux-image-aws-hweUbuntu

Fixed in:4.15.0.1047.47USN-4118-1

linux-image-gcpUbuntu

Fixed in:4.15.0.1040.54USN-4094-1

Fixed in:4.15.0.1040.42USN-4094-1

linux-image-genericUbuntu

Fixed in:4.4.0.142.148USN-3879-1

Fixed in:4.15.0.58.60USN-4094-1

linux-image-generic-hwe-16.04Ubuntu

Fixed in:4.15.0.58.79USN-4094-1

linux-image-generic-lpaeUbuntu

Fixed in:4.4.0.142.148USN-3879-1

Fixed in:4.15.0.58.60USN-4094-1

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

Fixed in:4.15.0.58.79USN-4094-1

linux-image-generic-lpae-lts-xenialUbuntu

Fixed in:4.4.0.142.122USN-3879-2

linux-image-generic-lts-xenialUbuntu

Fixed in:4.4.0.142.122USN-3879-2

linux-image-gkeUbuntu

Fixed in:4.15.0.1040.54USN-4094-1

Fixed in:4.15.0.1040.43USN-4094-1

linux-image-gke-4.15Ubuntu

Fixed in:4.15.0.1040.43USN-4094-1

linux-image-kvmUbuntu

Fixed in:4.4.0.1040.39USN-3879-1

Fixed in:4.15.0.1042.42USN-4094-1

linux-image-lowlatencyUbuntu

Fixed in:4.4.0.142.148USN-3879-1

Fixed in:4.15.0.58.60USN-4094-1

linux-image-lowlatency-hwe-16.04Ubuntu

Fixed in:4.15.0.58.79USN-4094-1

linux-image-lowlatency-lts-xenialUbuntu

Fixed in:4.4.0.142.122USN-3879-2

linux-image-oemUbuntu

Fixed in:4.15.0.58.79USN-4094-1

Fixed in:4.15.0.1050.54USN-4094-1

linux-image-oracleUbuntu

Fixed in:4.15.0.1021.15USN-4094-1

Fixed in:4.15.0.1021.24USN-4094-1

linux-image-powerpc-e500mcUbuntu

Fixed in:4.4.0.142.148USN-3879-1

linux-image-powerpc-e500mc-lts-xenialUbuntu

Fixed in:4.4.0.142.122USN-3879-2

linux-image-powerpc-smpUbuntu

Fixed in:4.4.0.142.148USN-3879-1

linux-image-powerpc-smp-lts-xenialUbuntu

Fixed in:4.4.0.142.122USN-3879-2

linux-image-powerpc64-embUbuntu

Fixed in:4.4.0.142.148USN-3879-1

linux-image-powerpc64-emb-lts-xenialUbuntu

Fixed in:4.4.0.142.122USN-3879-2

linux-image-powerpc64-smpUbuntu

Fixed in:4.4.0.142.148USN-3879-1

linux-image-powerpc64-smp-lts-xenialUbuntu

Fixed in:4.4.0.142.122USN-3879-2

linux-image-raspi2Ubuntu

Fixed in:4.4.0.1103.103USN-3879-1

Fixed in:4.15.0.1043.41USN-4094-1

linux-image-snapdragonUbuntu

Fixed in:4.4.0.1107.99USN-3879-1

Fixed in:4.15.0.1060.63USN-4094-1

linux-image-virtualUbuntu

Fixed in:4.15.0.58.60USN-4094-1

linux-image-virtual-hwe-16.04Ubuntu

Fixed in:4.15.0.58.79USN-4094-1

linux-kvmUbuntu

Fixed in:4.4.0-1040.46USN-3879-1

Fixed in:4.15.0-1042.42USN-4094-1

linux-lts-xenialUbuntu

Fixed in:4.4.0-142.168~14.04.1USN-3879-2

linux-oemUbuntu

Fixed in:4.15.0-1050.57USN-4094-1

linux-oracleUbuntu

Fixed in:4.15.0-1021.23~16.04.1USN-4094-1

Fixed in:4.15.0-1021.23USN-4094-1

linux-raspi2Ubuntu

Fixed in:4.4.0-1103.111USN-3879-1

Fixed in:4.15.0-1043.46USN-4094-1

linux-snapdragonUbuntu

Fixed in:4.4.0-1107.112USN-3879-1

Fixed in:4.15.0-1060.66USN-4094-1

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 ComplexityHigh

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityLow

AvailabilityNone

CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:N

Exploit Intelligence

0.53%probability of exploitation in 30 days

41stpercentile

Moderate risk: more likely to be exploited than 41% of all known CVEs.

References

Patch1

lore.kernel.org

Third-Party Advisory7

Other references3

Related Vulnerabilities

Other CWE-200 (Information Exposure) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-24919	High	8.6	100%	KEV + Ransom	-
CVE-2020-14181	Medium	5.3	100%	-	Fix
CVE-2021-34429	Medium	5.3	99%	-	Fix
CVE-2018-11409	Medium	5.3	98%	-	-
CVE-2021-41277	Critical	10.0	97%	KEV	-
CVE-2016-2183	High	7.5	96%	-	Fix

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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.