Is CVE-2019-3459 in the CISA KEV catalog?

No. CVE-2019-3459 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-3459?

CVE-2019-3459 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2019-3459?

CVE-2019-3459 has an EPSS score of 1.83% (76th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-3459?

Upgrade linux on debian 11 to 4.19.37-1 or later. Fixes are available for 92 affected products.

CVE & CISA-KEV Catalog

CVE-2019-3459

MEDIUMEPSS 76th pctl

6.5

CVSS v3

NVD

Description

A heap address information leak while using L2CAP_GET_CONF_OPT was discovered in the Linux kernel before 5.1-rc1.

CWE-125Out-of-bounds Read

How to fix

Remediation Available

linuxDebian

Fixed in:4.19.37-1CVE-2019-3459

linuxUbuntu

Fixed in:3.13.0-168.218USN-3933-1

Fixed in:4.4.0-145.171USN-3932-1

Fixed in:4.15.0-47.50USN-3931-1

linux-awsUbuntu

Fixed in:4.4.0-1040.43USN-3932-2

Fixed in:4.4.0-1079.89USN-3932-1

Fixed in:4.15.0-1035.37USN-3931-1

linux-aws-hweUbuntu

Fixed in:4.15.0-1035.37~16.04.1USN-3931-2

linux-azureUbuntu

Fixed in:4.15.0-1041.45~14.04.1USN-3931-2

Fixed in:4.15.0-1041.45USN-3931-2

Fixed in:4.18.0-1014.14~18.04.1USN-3930-2

linux-gcpUbuntu

Fixed in:4.15.0-1029.31~16.04.1USN-3931-2

Fixed in:4.15.0-1029.31USN-3931-1

linux-hweUbuntu

Fixed in:4.15.0-47.50~16.04.1USN-3931-2

Fixed in:4.18.0-17.18~18.04.1USN-3930-2

linux-image-3.13.0-168-genericUbuntu

Fixed in:3.13.0-168.218USN-3933-1

linux-image-3.13.0-168-generic-lpaeUbuntu

Fixed in:3.13.0-168.218USN-3933-1

linux-image-3.13.0-168-lowlatencyUbuntu

Fixed in:3.13.0-168.218USN-3933-1

linux-image-3.13.0-168-powerpc-e500Ubuntu

Fixed in:3.13.0-168.218USN-3933-1

linux-image-3.13.0-168-powerpc-e500mcUbuntu

Fixed in:3.13.0-168.218USN-3933-1

linux-image-3.13.0-168-powerpc-smpUbuntu

Fixed in:3.13.0-168.218USN-3933-1

linux-image-3.13.0-168-powerpc64-embUbuntu

Fixed in:3.13.0-168.218USN-3933-1

linux-image-3.13.0-168-powerpc64-smpUbuntu

Fixed in:3.13.0-168.218USN-3933-1

linux-image-4.15.0-1010-oracleUbuntu

Fixed in:4.15.0-1010.12~16.04.1USN-3931-2

Fixed in:4.15.0-1010.12USN-3931-1

linux-image-4.15.0-1029-gcpUbuntu

Fixed in:4.15.0-1029.31~16.04.1USN-3931-2

Fixed in:4.15.0-1029.31USN-3931-1

linux-image-4.15.0-1031-kvmUbuntu

Fixed in:4.15.0-1031.31USN-3931-1

linux-image-4.15.0-1033-raspi2Ubuntu

Fixed in:4.15.0-1033.35USN-3931-1

linux-image-4.15.0-1035-awsUbuntu

Fixed in:4.15.0-1035.37~16.04.1USN-3931-2

Fixed in:4.15.0-1035.37USN-3931-1

linux-image-4.15.0-1035-oemUbuntu

Fixed in:4.15.0-1035.40USN-3931-1

linux-image-4.15.0-1041-azureUbuntu

Fixed in:4.15.0-1041.45~14.04.1USN-3931-2

Fixed in:4.15.0-1041.45USN-3931-2

linux-image-4.15.0-47-genericUbuntu

Fixed in:4.15.0-47.50~16.04.1USN-3931-2

Fixed in:4.15.0-47.50USN-3931-1

linux-image-4.15.0-47-generic-lpaeUbuntu

Fixed in:4.15.0-47.50~16.04.1USN-3931-2

Fixed in:4.15.0-47.50USN-3931-1

linux-image-4.15.0-47-lowlatencyUbuntu

Fixed in:4.15.0-47.50~16.04.1USN-3931-2

Fixed in:4.15.0-47.50USN-3931-1

linux-image-4.15.0-47-snapdragonUbuntu

Fixed in:4.15.0-47.50USN-3931-1

linux-image-4.18.0-1014-azureUbuntu

Fixed in:4.18.0-1014.14~18.04.1USN-3930-2

linux-image-4.18.0-17-genericUbuntu

Fixed in:4.18.0-17.18~18.04.1USN-3930-2

linux-image-4.18.0-17-generic-lpaeUbuntu

Fixed in:4.18.0-17.18~18.04.1USN-3930-2

linux-image-4.18.0-17-lowlatencyUbuntu

Fixed in:4.18.0-17.18~18.04.1USN-3930-2

linux-image-4.18.0-17-snapdragonUbuntu

Fixed in:4.18.0-17.18~18.04.1USN-3930-2

linux-image-4.4.0-1040-awsUbuntu

Fixed in:4.4.0-1040.43USN-3932-2

linux-image-4.4.0-1043-kvmUbuntu

Fixed in:4.4.0-1043.49USN-3932-1

linux-image-4.4.0-1079-awsUbuntu

Fixed in:4.4.0-1079.89USN-3932-1

linux-image-4.4.0-1106-raspi2Ubuntu

Fixed in:4.4.0-1106.114USN-3932-1

linux-image-4.4.0-1110-snapdragonUbuntu

Fixed in:4.4.0-1110.115USN-3932-1

linux-image-4.4.0-144-genericUbuntu

Fixed in:4.4.0-144.170~14.04.1USN-3932-2

linux-image-4.4.0-144-generic-lpaeUbuntu

Fixed in:4.4.0-144.170~14.04.1USN-3932-2

linux-image-4.4.0-144-lowlatencyUbuntu

Fixed in:4.4.0-144.170~14.04.1USN-3932-2

linux-image-4.4.0-144-powerpc-e500mcUbuntu

Fixed in:4.4.0-144.170~14.04.1USN-3932-2

linux-image-4.4.0-144-powerpc-smpUbuntu

Fixed in:4.4.0-144.170~14.04.1USN-3932-2

linux-image-4.4.0-144-powerpc64-embUbuntu

Fixed in:4.4.0-144.170~14.04.1USN-3932-2

linux-image-4.4.0-144-powerpc64-smpUbuntu

Fixed in:4.4.0-144.170~14.04.1USN-3932-2

linux-image-4.4.0-145-genericUbuntu

Fixed in:4.4.0-145.171USN-3932-1

linux-image-4.4.0-145-generic-lpaeUbuntu

Fixed in:4.4.0-145.171USN-3932-1

linux-image-4.4.0-145-lowlatencyUbuntu

Fixed in:4.4.0-145.171USN-3932-1

linux-image-4.4.0-145-powerpc-e500mcUbuntu

Fixed in:4.4.0-145.171USN-3932-1

linux-image-4.4.0-145-powerpc-smpUbuntu

Fixed in:4.4.0-145.171USN-3932-1

linux-image-4.4.0-145-powerpc64-embUbuntu

Fixed in:4.4.0-145.171USN-3932-1

linux-image-4.4.0-145-powerpc64-smpUbuntu

Fixed in:4.4.0-145.171USN-3932-1

linux-image-awsUbuntu

Fixed in:4.4.0.1040.41USN-3932-2

Fixed in:4.4.0.1079.82USN-3932-1

Fixed in:4.15.0.1035.34USN-3931-1

linux-image-aws-hweUbuntu

Fixed in:4.15.0.1035.35USN-3931-2

linux-image-azureUbuntu

Fixed in:4.15.0.1041.28USN-3931-2

Fixed in:4.15.0.1041.45USN-3931-2

Fixed in:4.18.0.1014.13USN-3930-2

linux-image-gcpUbuntu

Fixed in:4.15.0.1029.43USN-3931-2

Fixed in:4.15.0.1029.31USN-3931-1

linux-image-genericUbuntu

Fixed in:3.13.0.168.179USN-3933-1

Fixed in:4.4.0.145.153USN-3932-1

Fixed in:4.15.0.47.49USN-3931-1

linux-image-generic-hwe-16.04Ubuntu

Fixed in:4.15.0.47.68USN-3931-2

linux-image-generic-hwe-18.04Ubuntu

Fixed in:4.18.0.17.67USN-3930-2

linux-image-generic-lpaeUbuntu

Fixed in:3.13.0.168.179USN-3933-1

Fixed in:4.4.0.145.153USN-3932-1

Fixed in:4.15.0.47.49USN-3931-1

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

Fixed in:4.15.0.47.68USN-3931-2

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

Fixed in:4.18.0.17.67USN-3930-2

linux-image-generic-lpae-lts-xenialUbuntu

Fixed in:4.4.0.144.127USN-3932-2

linux-image-generic-lts-xenialUbuntu

Fixed in:4.4.0.144.127USN-3932-2

linux-image-gkeUbuntu

Fixed in:4.15.0.1029.43USN-3931-2

Fixed in:4.15.0.1029.31USN-3931-1

linux-image-kvmUbuntu

Fixed in:4.4.0.1043.43USN-3932-1

Fixed in:4.15.0.1031.31USN-3931-1

linux-image-lowlatencyUbuntu

Fixed in:3.13.0.168.179USN-3933-1

Fixed in:4.4.0.145.153USN-3932-1

Fixed in:4.15.0.47.49USN-3931-1

linux-image-lowlatency-hwe-16.04Ubuntu

Fixed in:4.15.0.47.68USN-3931-2

linux-image-lowlatency-hwe-18.04Ubuntu

Fixed in:4.18.0.17.67USN-3930-2

linux-image-lowlatency-lts-xenialUbuntu

Fixed in:4.4.0.144.127USN-3932-2

linux-image-oemUbuntu

Fixed in:4.15.0.47.68USN-3931-2

Fixed in:4.15.0.1035.40USN-3931-1

linux-image-oracleUbuntu

Fixed in:4.15.0.1010.4USN-3931-2

Fixed in:4.15.0.1010.13USN-3931-1

linux-image-powerpc-e500Ubuntu

Fixed in:3.13.0.168.179USN-3933-1

linux-image-powerpc-e500mcUbuntu

Fixed in:3.13.0.168.179USN-3933-1

Fixed in:4.4.0.145.153USN-3932-1

linux-image-powerpc-e500mc-lts-xenialUbuntu

Fixed in:4.4.0.144.127USN-3932-2

linux-image-powerpc-smpUbuntu

Fixed in:3.13.0.168.179USN-3933-1

Fixed in:4.4.0.145.153USN-3932-1

linux-image-powerpc-smp-lts-xenialUbuntu

Fixed in:4.4.0.144.127USN-3932-2

linux-image-powerpc64-embUbuntu

Fixed in:3.13.0.168.179USN-3933-1

Fixed in:4.4.0.145.153USN-3932-1

linux-image-powerpc64-emb-lts-xenialUbuntu

Fixed in:4.4.0.144.127USN-3932-2

linux-image-powerpc64-smpUbuntu

Fixed in:3.13.0.168.179USN-3933-1

Fixed in:4.4.0.145.153USN-3932-1

linux-image-powerpc64-smp-lts-xenialUbuntu

Fixed in:4.4.0.144.127USN-3932-2

linux-image-raspi2Ubuntu

Fixed in:4.4.0.1106.106USN-3932-1

Fixed in:4.15.0.1033.31USN-3931-1

linux-image-snapdragonUbuntu

Fixed in:4.4.0.1110.102USN-3932-1

Fixed in:4.15.0.47.49USN-3931-1

linux-image-snapdragon-hwe-18.04Ubuntu

Fixed in:4.18.0.17.67USN-3930-2

linux-image-virtualUbuntu

Fixed in:3.13.0.168.179USN-3933-1

Fixed in:4.4.0.145.153USN-3932-1

Fixed in:4.15.0.47.49USN-3931-1

linux-image-virtual-hwe-16.04Ubuntu

Fixed in:4.15.0.47.68USN-3931-2

linux-image-virtual-hwe-18.04Ubuntu

Fixed in:4.18.0.17.67USN-3930-2

linux-image-virtual-lts-xenialUbuntu

Fixed in:4.4.0.144.127USN-3932-2

linux-kvmUbuntu

Fixed in:4.4.0-1043.49USN-3932-1

Fixed in:4.15.0-1031.31USN-3931-1

linux-lts-xenialUbuntu

Fixed in:4.4.0-144.170~14.04.1USN-3932-2

linux-oemUbuntu

Fixed in:4.15.0-1035.40USN-3931-1

linux-oracleUbuntu

Fixed in:4.15.0-1010.12~16.04.1USN-3931-2

Fixed in:4.15.0-1010.12USN-3931-1

linux-raspi2Ubuntu

Fixed in:4.4.0-1106.114USN-3932-1

Fixed in:4.15.0-1033.35USN-3931-1

linux-snapdragonUbuntu

Fixed in:4.4.0-1110.115USN-3932-1

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 VectorAdjacent

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

1.83%probability of exploitation in 30 days

76thpercentile

Elevated risk: more likely to be exploited than 76% of all known CVEs.

References

Patch2

Exploit1

marc.info

Mitigation1

bugzilla.redhat.com

Third-Party Advisory14

Other references1

lore.kernel.org

Related Vulnerabilities

Other CWE-125 (Out-of-bounds Read) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2014-0160	High	7.5	100%	KEV	Fix
CVE-2025-5777	High	7.5	100%	KEV + Ransom	Fix
CVE-2021-4034	High	7.8	95%	KEV	Fix
CVE-2023-21769	High	7.5	92%	-	Fix
CVE-2023-49285	High	8.6	89%	-	Fix
CVE-2020-8794	Critical	9.8	89%	-	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.