Is CVE-2016-9178 in the CISA KEV catalog?

No. CVE-2016-9178 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2016-9178?

CVE-2016-9178 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2016-9178?

CVE-2016-9178 has an EPSS score of 0.42% (34th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2016-9178?

Upgrade linux on debian 11 to 4.7.5-1 or later. Fixes are available for 12 affected products.

CVE & CISA-KEV Catalog

CVE-2016-9178

MEDIUM

5.5

CVSS v3

NVD

Description

The __get_user_asm_ex macro in arch/x86/include/asm/uaccess.h in the Linux kernel before 4.7.5 does not initialize a certain integer variable, which allows local users to obtain sensitive information from kernel stack memory by triggering failure of a get_user_ex call.

CWE-200Information Exposure

How to fix

Remediation Available

linuxDebian

Fixed in:4.7.5-1CVE-2016-9178

linuxUbuntu

Fixed in:3.13.0-132.181USN-3422-1

linux-image-3.13.0-132-genericUbuntu

Fixed in:3.13.0-132.181USN-3422-1

linux-image-3.13.0-132-generic-lpaeUbuntu

Fixed in:3.13.0-132.181USN-3422-1

linux-image-3.13.0-132-lowlatencyUbuntu

Fixed in:3.13.0-132.181USN-3422-1

linux-image-3.13.0-132-powerpc-e500Ubuntu

Fixed in:3.13.0-132.181USN-3422-1

linux-image-3.13.0-132-powerpc-e500mcUbuntu

Fixed in:3.13.0-132.181USN-3422-1

linux-image-3.13.0-132-powerpc-smpUbuntu

Fixed in:3.13.0-132.181USN-3422-1

linux-image-3.13.0-132-powerpc64-embUbuntu

Fixed in:3.13.0-132.181USN-3422-1

linux-image-3.13.0-132-powerpc64-smpUbuntu

Fixed in:3.13.0-132.181USN-3422-1

linux-image-4.4.0-1038-raspi2Ubuntu

Fixed in:4.4.0-1038.45USN-3161-3

linux-raspi2Ubuntu

Fixed in:4.4.0-1038.45USN-3161-3

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 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

0.42%probability of exploitation in 30 days

34thpercentile

Low risk: more likely to be exploited than 34% of all known CVEs.

References

Patch2

Third-Party Advisory1

openwall.com

Issue Tracking1

bugzilla.redhat.com

Release Notes1

kernel.org

Other references1

securityfocus.com

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.