CVE-2017-15649: Race Condition

Published Oct 19, 2017
·
Updated

Last updated 29 November 2024

Other sources

net/packet/afpacket.c in the Linux kernel before 4.13.6 allows local users to gain privileges via crafted system calls that trigger mishandling of packetfanout data structures, because of a race condition (involving fanoutadd and packetdobind) that leads to a use-after-free, a different vulnerability than CVE-2017-6346.

Launchpad

Affected Software

2 affected componentsFixes available
Linux Linux kernel<=4.13.5
debian/linux
5.10.223-15.10.234-16.1.129-16.1.135-16.12.25-1

Event History

Oct 19, 2017
CVE Published
via MITRE·10:00 PM
Data Sourced
via MITRE·10:00 PM
Description
Oct 20, 2017
Data Sourced
via Red Hat·09:02 AM
DescriptionSeverityAffected Software
Jan 11, 2024
Data Sourced
via Launchpad·10:31 PM
Description
Dec 1, 2024
Data Sourced
via Ubuntu·01:57 AM
RemedyDescriptionSeverityAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2017-15649?

CVE-2017-15649 has a medium severity rating due to its potential for local privilege escalation.

2

How do I fix CVE-2017-15649?

To fix CVE-2017-15649, update your Linux kernel to version 4.13.6 or later.

3

What versions of Linux are affected by CVE-2017-15649?

CVE-2017-15649 affects Linux kernel versions earlier than 4.13.6.

4

What kind of vulnerability is CVE-2017-15649?

CVE-2017-15649 is a local privilege escalation vulnerability caused by a race condition.

5

Can CVE-2017-15649 be exploited remotely?

No, CVE-2017-15649 requires local access to the system to be exploited.

Contact

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