Is CVE-2016-4580 in the CISA KEV catalog?

No. CVE-2016-4580 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2016-4580?

CVE-2016-4580 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2016-4580?

CVE-2016-4580 has an EPSS score of 4.18% (90th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2016-4580?

Upgrade linux on debian 11 to 4.5.5-1 or later. Fixes are available for 46 affected products.

CVE & CISA-KEV Catalog

CVE-2016-4580

HIGHEPSS 90th pctl

7.5

CVSS v3

NVD

Description

The x25_negotiate_facilities function in net/x25/x25_facilities.c in the Linux kernel before 4.5.5 does not properly initialize a certain data structure, which allows attackers to obtain sensitive information from kernel stack memory via an X.25 Call Request.

CWE-200Information Exposure

How to fix

Remediation Available

linuxDebian

Fixed in:4.5.5-1CVE-2016-4580

linuxUbuntu

Fixed in:3.13.0-91.138USN-3018-1

Fixed in:4.4.0-28.47USN-3016-1

linux-image-3.13.0-91-genericUbuntu

Fixed in:3.13.0-91.138USN-3018-1

linux-image-3.13.0-91-generic-lpaeUbuntu

Fixed in:3.13.0-91.138USN-3018-1

linux-image-3.13.0-91-lowlatencyUbuntu

Fixed in:3.13.0-91.138USN-3018-1

linux-image-3.13.0-91-powerpc-e500Ubuntu

Fixed in:3.13.0-91.138USN-3018-1

linux-image-3.13.0-91-powerpc-e500mcUbuntu

Fixed in:3.13.0-91.138USN-3018-1

linux-image-3.13.0-91-powerpc-smpUbuntu

Fixed in:3.13.0-91.138USN-3018-1

linux-image-3.13.0-91-powerpc64-embUbuntu

Fixed in:3.13.0-91.138USN-3018-1

linux-image-3.13.0-91-powerpc64-smpUbuntu

Fixed in:3.13.0-91.138USN-3018-1

linux-image-3.16.0-76-genericUbuntu

Fixed in:3.16.0-76.98~14.04.1USN-3019-1

linux-image-3.16.0-76-generic-lpaeUbuntu

Fixed in:3.16.0-76.98~14.04.1USN-3019-1

linux-image-3.16.0-76-lowlatencyUbuntu

Fixed in:3.16.0-76.98~14.04.1USN-3019-1

linux-image-3.16.0-76-powerpc-e500mcUbuntu

Fixed in:3.16.0-76.98~14.04.1USN-3019-1

linux-image-3.16.0-76-powerpc-smpUbuntu

Fixed in:3.16.0-76.98~14.04.1USN-3019-1

linux-image-3.16.0-76-powerpc64-embUbuntu

Fixed in:3.16.0-76.98~14.04.1USN-3019-1

linux-image-3.16.0-76-powerpc64-smpUbuntu

Fixed in:3.16.0-76.98~14.04.1USN-3019-1

linux-image-3.19.0-64-genericUbuntu

Fixed in:3.19.0-64.72~14.04.1USN-3020-1

linux-image-3.19.0-64-generic-lpaeUbuntu

Fixed in:3.19.0-64.72~14.04.1USN-3020-1

linux-image-3.19.0-64-lowlatencyUbuntu

Fixed in:3.19.0-64.72~14.04.1USN-3020-1

linux-image-3.19.0-64-powerpc-e500mcUbuntu

Fixed in:3.19.0-64.72~14.04.1USN-3020-1

linux-image-3.19.0-64-powerpc-smpUbuntu

Fixed in:3.19.0-64.72~14.04.1USN-3020-1

linux-image-3.19.0-64-powerpc64-embUbuntu

Fixed in:3.19.0-64.72~14.04.1USN-3020-1

linux-image-3.19.0-64-powerpc64-smpUbuntu

Fixed in:3.19.0-64.72~14.04.1USN-3020-1

linux-image-4.2.0-41-genericUbuntu

Fixed in:4.2.0-41.48~14.04.1USN-3017-3

linux-image-4.2.0-41-generic-lpaeUbuntu

Fixed in:4.2.0-41.48~14.04.1USN-3017-3

linux-image-4.2.0-41-lowlatencyUbuntu

Fixed in:4.2.0-41.48~14.04.1USN-3017-3

linux-image-4.2.0-41-powerpc-e500mcUbuntu

Fixed in:4.2.0-41.48~14.04.1USN-3017-3

linux-image-4.2.0-41-powerpc-smpUbuntu

Fixed in:4.2.0-41.48~14.04.1USN-3017-3

linux-image-4.2.0-41-powerpc64-embUbuntu

Fixed in:4.2.0-41.48~14.04.1USN-3017-3

linux-image-4.2.0-41-powerpc64-smpUbuntu

Fixed in:4.2.0-41.48~14.04.1USN-3017-3

linux-image-4.4.0-1016-raspi2Ubuntu

Fixed in:4.4.0-1016.22USN-3016-2

linux-image-4.4.0-1019-snapdragonUbuntu

Fixed in:4.4.0-1019.22USN-3016-3

linux-image-4.4.0-28-genericUbuntu

Fixed in:4.4.0-28.47~14.04.1USN-3016-4

Fixed in:4.4.0-28.47USN-3016-1

linux-image-4.4.0-28-generic-lpaeUbuntu

Fixed in:4.4.0-28.47~14.04.1USN-3016-4

Fixed in:4.4.0-28.47USN-3016-1

linux-image-4.4.0-28-lowlatencyUbuntu

Fixed in:4.4.0-28.47~14.04.1USN-3016-4

Fixed in:4.4.0-28.47USN-3016-1

linux-image-4.4.0-28-powerpc-e500mcUbuntu

Fixed in:4.4.0-28.47~14.04.1USN-3016-4

Fixed in:4.4.0-28.47USN-3016-1

linux-image-4.4.0-28-powerpc-smpUbuntu

Fixed in:4.4.0-28.47~14.04.1USN-3016-4

Fixed in:4.4.0-28.47USN-3016-1

linux-image-4.4.0-28-powerpc64-embUbuntu

Fixed in:4.4.0-28.47~14.04.1USN-3016-4

Fixed in:4.4.0-28.47USN-3016-1

linux-image-4.4.0-28-powerpc64-smpUbuntu

Fixed in:4.4.0-28.47~14.04.1USN-3016-4

Fixed in:4.4.0-28.47USN-3016-1

linux-lts-utopicUbuntu

Fixed in:3.16.0-76.98~14.04.1USN-3019-1

linux-lts-vividUbuntu

Fixed in:3.19.0-64.72~14.04.1USN-3020-1

linux-lts-wilyUbuntu

Fixed in:4.2.0-41.48~14.04.1USN-3017-3

linux-lts-xenialUbuntu

Fixed in:4.4.0-28.47~14.04.1USN-3016-4

linux-raspi2Ubuntu

Fixed in:4.4.0-1016.22USN-3016-2

linux-snapdragonUbuntu

Fixed in:4.4.0-1019.22USN-3016-3

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

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

4.18%probability of exploitation in 30 days

90thpercentile

Elevated risk: more likely to be exploited than 90% of all known CVEs.

References

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 2026-05-06.