Is CVE-2019-11487 in the CISA KEV catalog?

No. CVE-2019-11487 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-11487?

CVE-2019-11487 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2019-11487?

CVE-2019-11487 has an EPSS score of 0.71% (49th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-11487?

Upgrade linux on debian 11 to 4.19.37-1 or later. Fixes are available for 64 affected products.

CVE & CISA-KEV Catalog

CVE-2019-11487

HIGH

7.8

CVSS v3

NVD

Description

The Linux kernel before 5.1-rc5 allows page->_refcount reference count overflow, with resultant use-after-free issues, if about 140 GiB of RAM exists. This is related to fs/fuse/dev.c, fs/pipe.c, fs/splice.c, include/linux/mm.h, include/linux/pipe_fs_i.h, kernel/trace/trace.c, mm/gup.c, and mm/hugetlb.c. It can occur with FUSE requests.

CWE-416Use After Free

How to fix

Remediation Available

linuxDebian

Fixed in:4.19.37-1CVE-2019-11487

linuxUbuntu

Fixed in:4.4.0-165.193USN-4145-1

Fixed in:4.15.0-60.67USN-4115-1

linux-awsUbuntu

Fixed in:4.4.0-1095.106USN-4145-1

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:4.15.0-1056.61USN-4115-1

linux-gcpUbuntu

Fixed in:4.15.0-1041.43USN-4115-1

linux-gke-4.15Ubuntu

Fixed in:4.15.0-1041.43USN-4115-1

linux-hweUbuntu

Fixed in:4.15.0-60.67~16.04.1USN-4115-1

Fixed in:5.0.0-23.24~18.04.1USN-4069-2

linux-image-4.15.0-1022-oracleUbuntu

Fixed in:4.15.0-1022.25~16.04.1USN-4115-1

Fixed in:4.15.0-1022.25USN-4115-1

linux-image-4.15.0-1041-gcpUbuntu

Fixed in:4.15.0-1041.43USN-4115-1

linux-image-4.15.0-1041-gkeUbuntu

Fixed in:4.15.0-1041.43USN-4115-1

linux-image-4.15.0-1043-kvmUbuntu

Fixed in:4.15.0-1043.43USN-4115-1

linux-image-4.15.0-1044-raspi2Ubuntu

Fixed in:4.15.0-1044.47USN-4115-1

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-4.15.0-1056-azureUbuntu

Fixed in:4.15.0-1056.61USN-4115-1

linux-image-4.15.0-60-genericUbuntu

Fixed in:4.15.0-60.67~16.04.1USN-4115-1

Fixed in:4.15.0-60.67USN-4115-1

linux-image-4.15.0-60-generic-lpaeUbuntu

Fixed in:4.15.0-60.67~16.04.1USN-4115-1

Fixed in:4.15.0-60.67USN-4115-1

linux-image-4.15.0-60-lowlatencyUbuntu

Fixed in:4.15.0-60.67~16.04.1USN-4115-1

Fixed in:4.15.0-60.67USN-4115-1

linux-image-4.4.0-1059-kvmUbuntu

Fixed in:4.4.0-1059.66USN-4145-1

linux-image-4.4.0-1095-awsUbuntu

Fixed in:4.4.0-1095.106USN-4145-1

linux-image-4.4.0-1123-raspi2Ubuntu

Fixed in:4.4.0-1123.132USN-4145-1

linux-image-4.4.0-1127-snapdragonUbuntu

Fixed in:4.4.0-1127.135USN-4145-1

linux-image-4.4.0-165-genericUbuntu

Fixed in:4.4.0-165.193USN-4145-1

linux-image-4.4.0-165-generic-lpaeUbuntu

Fixed in:4.4.0-165.193USN-4145-1

linux-image-4.4.0-165-lowlatencyUbuntu

Fixed in:4.4.0-165.193USN-4145-1

linux-image-4.4.0-165-powerpc-e500mcUbuntu

Fixed in:4.4.0-165.193USN-4145-1

linux-image-4.4.0-165-powerpc-smpUbuntu

Fixed in:4.4.0-165.193USN-4145-1

linux-image-4.4.0-165-powerpc64-embUbuntu

Fixed in:4.4.0-165.193USN-4145-1

linux-image-4.4.0-165-powerpc64-smpUbuntu

Fixed in:4.4.0-165.193USN-4145-1

linux-image-5.0.0-23-genericUbuntu

Fixed in:5.0.0-23.24~18.04.1USN-4069-2

linux-image-5.0.0-23-generic-lpaeUbuntu

Fixed in:5.0.0-23.24~18.04.1USN-4069-2

linux-image-5.0.0-23-lowlatencyUbuntu

Fixed in:5.0.0-23.24~18.04.1USN-4069-2

linux-image-awsUbuntu

Fixed in:4.4.0.1095.99USN-4145-1

Fixed in:4.15.0.1047.46USN-4118-1

linux-image-aws-hweUbuntu

Fixed in:4.15.0.1047.47USN-4118-1

linux-image-azureUbuntu

Fixed in:4.15.0.1056.59USN-4115-1

linux-image-gcpUbuntu

Fixed in:4.15.0.1041.55USN-4115-1

linux-image-genericUbuntu

Fixed in:4.4.0.165.173USN-4145-1

Fixed in:4.15.0.60.62USN-4115-1

linux-image-generic-hwe-16.04Ubuntu

Fixed in:4.15.0.60.81USN-4115-1

linux-image-generic-hwe-18.04Ubuntu

Fixed in:5.0.0.23.80USN-4069-2

linux-image-generic-lpaeUbuntu

Fixed in:4.4.0.165.173USN-4145-1

Fixed in:4.15.0.60.62USN-4115-1

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

Fixed in:4.15.0.60.81USN-4115-1

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

Fixed in:5.0.0.23.80USN-4069-2

linux-image-gkeUbuntu

Fixed in:4.15.0.1041.55USN-4115-1

Fixed in:4.15.0.1041.44USN-4115-1

linux-image-gke-4.15Ubuntu

Fixed in:4.15.0.1041.44USN-4115-1

linux-image-kvmUbuntu

Fixed in:4.4.0.1059.59USN-4145-1

Fixed in:4.15.0.1043.43USN-4115-1

linux-image-lowlatencyUbuntu

Fixed in:4.4.0.165.173USN-4145-1

Fixed in:4.15.0.60.62USN-4115-1

linux-image-lowlatency-hwe-16.04Ubuntu

Fixed in:4.15.0.60.81USN-4115-1

linux-image-lowlatency-hwe-18.04Ubuntu

Fixed in:5.0.0.23.80USN-4069-2

linux-image-oemUbuntu

Fixed in:4.15.0.60.81USN-4115-1

linux-image-oracleUbuntu

Fixed in:4.15.0.1022.16USN-4115-1

Fixed in:4.15.0.1022.25USN-4115-1

linux-image-powerpc-e500mcUbuntu

Fixed in:4.4.0.165.173USN-4145-1

linux-image-powerpc-smpUbuntu

Fixed in:4.4.0.165.173USN-4145-1

linux-image-powerpc64-embUbuntu

Fixed in:4.4.0.165.173USN-4145-1

linux-image-powerpc64-smpUbuntu

Fixed in:4.4.0.165.173USN-4145-1

linux-image-raspi2Ubuntu

Fixed in:4.4.0.1123.123USN-4145-1

Fixed in:4.15.0.1044.42USN-4115-1

linux-image-snapdragonUbuntu

Fixed in:4.4.0.1127.119USN-4145-1

linux-image-snapdragon-hwe-18.04Ubuntu

Fixed in:5.0.0.23.80USN-4069-2

linux-image-virtualUbuntu

Fixed in:4.4.0.165.173USN-4145-1

Fixed in:4.15.0.60.62USN-4115-1

linux-image-virtual-hwe-16.04Ubuntu

Fixed in:4.15.0.60.81USN-4115-1

linux-image-virtual-hwe-18.04Ubuntu

Fixed in:5.0.0.23.80USN-4069-2

linux-kvmUbuntu

Fixed in:4.4.0-1059.66USN-4145-1

Fixed in:4.15.0-1043.43USN-4115-1

linux-oracleUbuntu

Fixed in:4.15.0-1022.25~16.04.1USN-4115-1

Fixed in:4.15.0-1022.25USN-4115-1

linux-raspi2Ubuntu

Fixed in:4.4.0-1123.132USN-4145-1

Fixed in:4.15.0-1044.47USN-4115-1

linux-snapdragonUbuntu

Fixed in:4.4.0-1127.135USN-4145-1

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

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.71%probability of exploitation in 30 days

49thpercentile

Moderate risk: more likely to be exploited than 49% of all known CVEs.

References

Related Vulnerabilities

Other CWE-416 (Use After Free) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2019-0708	Critical	9.8	100%	KEV + Ransom	-
CVE-2021-31166	Critical	9.8	100%	KEV	Fix
CVE-2015-5119	Critical	9.8	99%	KEV	-
CVE-2010-3962	High	8.1	97%	KEV	-
CVE-2015-0313	Critical	9.8	96%	KEV	Fix
CVE-2017-9798	High	7.5	95%	-	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.