Is CVE-2018-17972 in the CISA KEV catalog?

No. CVE-2018-17972 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-17972?

CVE-2018-17972 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2018-17972?

CVE-2018-17972 has an EPSS score of 0.35% (27th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-17972?

Upgrade linux on debian 11 to 4.18.20-1 or later. Fixes are available for 66 affected products.

CVE & CISA-KEV Catalog

CVE-2018-17972

MEDIUM

5.5

CVSS v3

NVD

Description

An issue was discovered in the proc_pid_stack function in fs/proc/base.c in the Linux kernel through 4.18.11. It does not ensure that only root may inspect the kernel stack of an arbitrary task, allowing a local attacker to exploit racy stack unwinding and leak kernel task stack contents.

CWE-362Race Condition

How to fix

Remediation Available

linuxDebian

Fixed in:4.18.20-1CVE-2018-17972

linuxUbuntu

Fixed in:3.13.0-165.215USN-3880-1

Fixed in:4.4.0-139.165USN-3821-1

Fixed in:4.15.0-44.47USN-3871-1

linux-awsUbuntu

Fixed in:4.4.0-1034.37USN-3821-2

Fixed in:4.4.0-1072.82USN-3821-1

Fixed in:4.15.0-1032.34USN-3871-3

linux-aws-hweUbuntu

Fixed in:4.15.0-1032.34~16.04.1USN-3871-4

linux-azureUbuntu

Fixed in:4.15.0-1037.39~14.04.2USN-3871-5

Fixed in:4.15.0-1037.39~16.04.1USN-3871-5

Fixed in:4.15.0-1037.39USN-3871-5

linux-gcpUbuntu

Fixed in:4.15.0-1027.28~16.04.1USN-3871-4

Fixed in:4.15.0-1027.28USN-3871-3

linux-hweUbuntu

Fixed in:4.15.0-45.48~16.04.1USN-3871-4

linux-image-3.13.0-165-genericUbuntu

Fixed in:3.13.0-165.215USN-3880-1

linux-image-3.13.0-165-generic-lpaeUbuntu

Fixed in:3.13.0-165.215USN-3880-1

linux-image-3.13.0-165-lowlatencyUbuntu

Fixed in:3.13.0-165.215USN-3880-1

linux-image-3.13.0-165-powerpc-e500Ubuntu

Fixed in:3.13.0-165.215USN-3880-1

linux-image-3.13.0-165-powerpc-e500mcUbuntu

Fixed in:3.13.0-165.215USN-3880-1

linux-image-3.13.0-165-powerpc-smpUbuntu

Fixed in:3.13.0-165.215USN-3880-1

linux-image-3.13.0-165-powerpc64-embUbuntu

Fixed in:3.13.0-165.215USN-3880-1

linux-image-3.13.0-165-powerpc64-smpUbuntu

Fixed in:3.13.0-165.215USN-3880-1

linux-image-4.15.0-1027-gcpUbuntu

Fixed in:4.15.0-1027.28~16.04.1USN-3871-4

Fixed in:4.15.0-1027.28USN-3871-3

linux-image-4.15.0-1029-kvmUbuntu

Fixed in:4.15.0-1029.29USN-3871-3

linux-image-4.15.0-1031-raspi2Ubuntu

Fixed in:4.15.0-1031.33USN-3871-3

linux-image-4.15.0-1032-awsUbuntu

Fixed in:4.15.0-1032.34~16.04.1USN-3871-4

Fixed in:4.15.0-1032.34USN-3871-3

linux-image-4.15.0-1033-oemUbuntu

Fixed in:4.15.0-1033.38USN-3871-3

linux-image-4.15.0-1037-azureUbuntu

Fixed in:4.15.0-1037.39~14.04.2USN-3871-5

Fixed in:4.15.0-1037.39~16.04.1USN-3871-5

Fixed in:4.15.0-1037.39USN-3871-5

linux-image-4.15.0-44-genericUbuntu

Fixed in:4.15.0-44.47USN-3871-1

linux-image-4.15.0-44-generic-lpaeUbuntu

Fixed in:4.15.0-44.47USN-3871-1

linux-image-4.15.0-44-lowlatencyUbuntu

Fixed in:4.15.0-44.47USN-3871-1

linux-image-4.15.0-44-snapdragonUbuntu

Fixed in:4.15.0-44.47USN-3871-1

linux-image-4.15.0-45-genericUbuntu

Fixed in:4.15.0-45.48~16.04.1USN-3871-4

linux-image-4.15.0-45-generic-lpaeUbuntu

Fixed in:4.15.0-45.48~16.04.1USN-3871-4

linux-image-4.15.0-45-lowlatencyUbuntu

Fixed in:4.15.0-45.48~16.04.1USN-3871-4

linux-image-4.4.0-1034-awsUbuntu

Fixed in:4.4.0-1034.37USN-3821-2

linux-image-4.4.0-1037-kvmUbuntu

Fixed in:4.4.0-1037.43USN-3821-1

linux-image-4.4.0-1072-awsUbuntu

Fixed in:4.4.0-1072.82USN-3821-1

linux-image-4.4.0-1100-raspi2Ubuntu

Fixed in:4.4.0-1100.108USN-3821-1

linux-image-4.4.0-1104-snapdragonUbuntu

Fixed in:4.4.0-1104.109USN-3821-1

linux-image-4.4.0-139-genericUbuntu

Fixed in:4.4.0-139.165~14.04.1USN-3821-2

Fixed in:4.4.0-139.165USN-3821-1

linux-image-4.4.0-139-generic-lpaeUbuntu

Fixed in:4.4.0-139.165~14.04.1USN-3821-2

Fixed in:4.4.0-139.165USN-3821-1

linux-image-4.4.0-139-lowlatencyUbuntu

Fixed in:4.4.0-139.165~14.04.1USN-3821-2

Fixed in:4.4.0-139.165USN-3821-1

linux-image-4.4.0-139-powerpc-e500mcUbuntu

Fixed in:4.4.0-139.165~14.04.1USN-3821-2

Fixed in:4.4.0-139.165USN-3821-1

linux-image-4.4.0-139-powerpc-smpUbuntu

Fixed in:4.4.0-139.165~14.04.1USN-3821-2

Fixed in:4.4.0-139.165USN-3821-1

linux-image-4.4.0-139-powerpc64-embUbuntu

Fixed in:4.4.0-139.165~14.04.1USN-3821-2

Fixed in:4.4.0-139.165USN-3821-1

linux-image-4.4.0-139-powerpc64-smpUbuntu

Fixed in:4.4.0-139.165~14.04.1USN-3821-2

Fixed in:4.4.0-139.165USN-3821-1

linux-image-awsUbuntu

Fixed in:4.15.0.1032.31USN-3871-3

linux-image-aws-hweUbuntu

Fixed in:4.15.0.1032.33USN-3871-4

linux-image-azureUbuntu

Fixed in:4.15.0.1037.24USN-3871-5

Fixed in:4.15.0.1037.42USN-3871-5

Fixed in:4.15.0.1037.37USN-3871-5

linux-image-gcpUbuntu

Fixed in:4.15.0.1027.41USN-3871-4

Fixed in:4.15.0.1027.29USN-3871-3

linux-image-genericUbuntu

Fixed in:3.13.0.165.175USN-3880-1

Fixed in:4.15.0.44.46USN-3871-1

linux-image-generic-hwe-16.04Ubuntu

Fixed in:4.15.0.45.66USN-3871-4

linux-image-generic-lpaeUbuntu

Fixed in:3.13.0.165.175USN-3880-1

Fixed in:4.15.0.44.46USN-3871-1

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

Fixed in:4.15.0.45.66USN-3871-4

linux-image-gkeUbuntu

Fixed in:4.15.0.1027.41USN-3871-4

Fixed in:4.15.0.1027.29USN-3871-3

linux-image-kvmUbuntu

Fixed in:4.15.0.1029.29USN-3871-3

linux-image-lowlatencyUbuntu

Fixed in:3.13.0.165.175USN-3880-1

Fixed in:4.15.0.44.46USN-3871-1

linux-image-lowlatency-hwe-16.04Ubuntu

Fixed in:4.15.0.45.66USN-3871-4

linux-image-oemUbuntu

Fixed in:4.15.0.45.66USN-3871-4

Fixed in:4.15.0.1033.38USN-3871-3

linux-image-powerpc-e500Ubuntu

Fixed in:3.13.0.165.175USN-3880-1

linux-image-powerpc-e500mcUbuntu

Fixed in:3.13.0.165.175USN-3880-1

linux-image-powerpc-smpUbuntu

Fixed in:3.13.0.165.175USN-3880-1

linux-image-powerpc64-embUbuntu

Fixed in:3.13.0.165.175USN-3880-1

linux-image-powerpc64-smpUbuntu

Fixed in:3.13.0.165.175USN-3880-1

linux-image-raspi2Ubuntu

Fixed in:4.15.0.1031.29USN-3871-3

linux-image-snapdragonUbuntu

Fixed in:4.15.0.44.46USN-3871-1

linux-image-virtual-hwe-16.04Ubuntu

Fixed in:4.15.0.45.66USN-3871-4

linux-kvmUbuntu

Fixed in:4.4.0-1037.43USN-3821-1

Fixed in:4.15.0-1029.29USN-3871-3

linux-lts-xenialUbuntu

Fixed in:4.4.0-139.165~14.04.1USN-3821-2

linux-oemUbuntu

Fixed in:4.15.0-1033.38USN-3871-3

linux-raspi2Ubuntu

Fixed in:4.4.0-1100.108USN-3821-1

Fixed in:4.15.0-1031.33USN-3871-3

linux-snapdragonUbuntu

Fixed in:4.4.0-1104.109USN-3821-1

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

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.35%probability of exploitation in 30 days

27thpercentile

Low risk: more likely to be exploited than 27% of all known CVEs.

References

Related Vulnerabilities

Other CWE-362 (Race Condition) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-6387	High	8.1	100%	-	Fix
CVE-2023-36884	High	7.5	99%	KEV + Ransom	Fix
CVE-2018-15473	Medium	5.3	99%	-	Fix
CVE-2024-27983	High	8.2	87%	-	Fix
CVE-2014-0226	Medium	6.8	86%	-	Fix
CVE-2016-5195	High	7.0	84%	KEV	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.