Is CVE-2016-5417 in the CISA KEV catalog?

No. CVE-2016-5417 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2016-5417?

CVE-2016-5417 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2016-5417?

CVE-2016-5417 has an EPSS score of 3.36% (87th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2016-5417?

Upgrade glibc on debian 11 to 2.22-4 or later. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2016-5417

HIGHEPSS 87th pctl

7.5

CVSS v3

NVD

Description

Memory leak in the __res_vinit function in the IPv6 name server management code in libresolv in GNU C Library (aka glibc or libc6) before 2.24 allows remote attackers to cause a denial of service (memory consumption) by leveraging partial initialization of internal resolver data structures.

CWE-399Resource Management Errors

How to fix

Remediation Available

glibcDebian

Fixed in:2.22-4CVE-2016-5417

eglibcUbuntu

Fixed in:2.19-0ubuntu6.10USN-3239-1

glibcUbuntu

Fixed in:2.23-0ubuntu6USN-3239-1

libc6Ubuntu

Fixed in:2.19-0ubuntu6.10USN-3239-1

Fixed in:2.23-0ubuntu6USN-3239-1

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 VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

3.36%probability of exploitation in 30 days

87thpercentile

Elevated risk: more likely to be exploited than 87% of all known CVEs.

References

Patch1

sourceware.org

Third-Party Advisory2

Release Notes1

sourceware.org

Other references1

sourceware.org

Related Vulnerabilities

Other CWE-399 (Resource Management Errors) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2009-3103	High	10.0	90%	-	-
CVE-2009-0075	High	9.3	85%	-	-
CVE-2005-1790	Low	2.6	83%	-	-
CVE-2010-0806	High	8.8	82%	KEV	-
CVE-2009-2526	High	7.8	82%	-	-
CVE-2015-1868	High	7.8	82%	-	Fix

Embed a live status badge for CVE-2016-5417

Markdown

[![CVE-2016-5417](https://tridentstack.com/cve/badge/CVE-2016-5417.svg)](https://tridentstack.com/cve/CVE-2016-5417)

HTML

<a href="https://tridentstack.com/cve/CVE-2016-5417"><img src="https://tridentstack.com/cve/badge/CVE-2016-5417.svg" alt="CVE-2016-5417"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

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 2026-05-13.