CVE-2016-8655

HIGHEPSS 96th pctl

7.8

CVSS v3

Description

Race condition in net/packet/af_packet.c in the Linux kernel through 4.8.12 allows local users to gain privileges or cause a denial of service (use-after-free) by leveraging the CAP_NET_RAW capability to change a socket version, related to the packet_set_ring and packet_setsockopt functions.

CWE-362Race Condition CWE-416Use After Free

How to fix

Remediation Available

linuxDebian

Fixed in:4.8.15-1CVE-2016-8655

linuxUbuntu

Fixed in:3.13.0-105.152USN-3149-1

This Ubuntu release reached end-of-life on 2019-04-02.

Fixed in:4.4.0-53.74USN-3151-1

This Ubuntu release reached end-of-life on 2021-04-02.

linux-image-3.13.0-105-genericUbuntu

Fixed in:3.13.0-105.152USN-3149-1

This Ubuntu release reached end-of-life on 2019-04-02.

linux-image-3.13.0-105-generic-lpaeUbuntu

Fixed in:3.13.0-105.152USN-3149-1

This Ubuntu release reached end-of-life on 2019-04-02.

linux-image-3.13.0-105-lowlatencyUbuntu

Fixed in:3.13.0-105.152USN-3149-1

This Ubuntu release reached end-of-life on 2019-04-02.

linux-image-3.13.0-105-powerpc-e500Ubuntu

Fixed in:3.13.0-105.152USN-3149-1

This Ubuntu release reached end-of-life on 2019-04-02.

linux-image-3.13.0-105-powerpc-e500mcUbuntu

Fixed in:3.13.0-105.152USN-3149-1

This Ubuntu release reached end-of-life on 2019-04-02.

linux-image-3.13.0-105-powerpc-smpUbuntu

Fixed in:3.13.0-105.152USN-3149-1

This Ubuntu release reached end-of-life on 2019-04-02.

linux-image-3.13.0-105-powerpc64-embUbuntu

Fixed in:3.13.0-105.152USN-3149-1

This Ubuntu release reached end-of-life on 2019-04-02.

linux-image-3.13.0-105-powerpc64-smpUbuntu

Fixed in:3.13.0-105.152USN-3149-1

This Ubuntu release reached end-of-life on 2019-04-02.

linux-image-4.4.0-1034-raspi2Ubuntu

Fixed in:4.4.0-1034.41USN-3151-4

This Ubuntu release reached end-of-life on 2021-04-02.

linux-image-4.4.0-1039-snapdragonUbuntu

Fixed in:4.4.0-1039.43USN-3151-3

This Ubuntu release reached end-of-life on 2021-04-02.

linux-image-4.4.0-53-genericUbuntu

Fixed in:4.4.0-53.74~14.04.1USN-3151-2

This Ubuntu release reached end-of-life on 2019-04-02.

Fixed in:4.4.0-53.74USN-3151-1

This Ubuntu release reached end-of-life on 2021-04-02.

linux-image-4.4.0-53-generic-lpaeUbuntu

Fixed in:4.4.0-53.74~14.04.1USN-3151-2

This Ubuntu release reached end-of-life on 2019-04-02.

Fixed in:4.4.0-53.74USN-3151-1

This Ubuntu release reached end-of-life on 2021-04-02.

linux-image-4.4.0-53-lowlatencyUbuntu

Fixed in:4.4.0-53.74~14.04.1USN-3151-2

This Ubuntu release reached end-of-life on 2019-04-02.

Fixed in:4.4.0-53.74USN-3151-1

This Ubuntu release reached end-of-life on 2021-04-02.

linux-image-4.4.0-53-powerpc-e500mcUbuntu

Fixed in:4.4.0-53.74~14.04.1USN-3151-2

This Ubuntu release reached end-of-life on 2019-04-02.

Fixed in:4.4.0-53.74USN-3151-1

This Ubuntu release reached end-of-life on 2021-04-02.

linux-image-4.4.0-53-powerpc-smpUbuntu

Fixed in:4.4.0-53.74~14.04.1USN-3151-2

This Ubuntu release reached end-of-life on 2019-04-02.

Fixed in:4.4.0-53.74USN-3151-1

This Ubuntu release reached end-of-life on 2021-04-02.

linux-image-4.4.0-53-powerpc64-embUbuntu

Fixed in:4.4.0-53.74~14.04.1USN-3151-2

This Ubuntu release reached end-of-life on 2019-04-02.

Fixed in:4.4.0-53.74USN-3151-1

This Ubuntu release reached end-of-life on 2021-04-02.

linux-image-4.4.0-53-powerpc64-smpUbuntu

Fixed in:4.4.0-53.74~14.04.1USN-3151-2

This Ubuntu release reached end-of-life on 2019-04-02.

Fixed in:4.4.0-53.74USN-3151-1

This Ubuntu release reached end-of-life on 2021-04-02.

linux-lts-xenialUbuntu

Fixed in:4.4.0-53.74~14.04.1USN-3151-2

This Ubuntu release reached end-of-life on 2019-04-02.

linux-raspi2Ubuntu

Fixed in:4.4.0-1034.41USN-3151-4

This Ubuntu release reached end-of-life on 2021-04-02.

linux-snapdragonUbuntu

Fixed in:4.4.0-1039.43USN-3151-3

This Ubuntu release reached end-of-life on 2021-04-02.

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

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

11.13%probability of exploitation in 30 days

96thpercentile

Very high risk: more likely to be exploited than 96% of all known CVEs.

References

Related Vulnerabilities

Other CWE-362 (Race Condition) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-6387	High	8.1	100%	-	Fix
CVE-2023-36884	High	7.5	99%	KEV + Ransom	Fix
CVE-2018-15473	Medium	5.3	99%	-	Fix
CVE-2024-27983	High	8.2	87%	-	Fix
CVE-2014-0226	Medium	6.8	86%	-	Fix
CVE-2016-5195	High	7.0	84%	KEV	Fix

Common questions

How do I fix CVE-2016-8655?

Published advisories record a fix for 22 affected products. The "How to fix" section on this page lists the fixed version and source advisory for each one, so apply the entry matching what you actually run.

Is CVE-2016-8655 being actively exploited?

Not that we know of. CVE-2016-8655 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 11.1% is the estimated probability that it will be exploited in the next 30 days. That is higher than 96% of all scored CVEs.

How severe is CVE-2016-8655?

CVE-2016-8655 has a CVSS v3 base score of 7.8, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2016-8655 affect?

Published advisories record a fix for linux (Debian), linux (Ubuntu), linux-image-3.13.0-105-generic (Ubuntu), linux-image-3.13.0-105-generic-lpae (Ubuntu), and 18 more. Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

Embed a live status badge for CVE-2016-8655

Markdown

[![CVE-2016-8655](https://tridentstack.com/cve/badge/CVE-2016-8655.svg)](https://tridentstack.com/cve/CVE-2016-8655)

HTML

<a href="https://tridentstack.com/cve/CVE-2016-8655"><img src="https://tridentstack.com/cve/badge/CVE-2016-8655.svg" alt="CVE-2016-8655"></a>

Check your Linux endpoints for this class of vulnerability

TridentStack Control continuously scans Linux endpoints for known vulnerabilities and deploys the fixes from the same console. 200 endpoints free forever, no credit card.

Patch your fleet free Start freeThis CVE lookup is free and always will be.

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 2026-06-17.