CVE-2017-5986 Race condition in n/a

Medium 5.5 Published Updated

Local attackers can cause a kernel panic and denial of service via a race condition in the SCTP socket implementation.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2017-5986?

CVE-2017-5986 is a medium-severity vulnerability in Linux kernel, published on 18 Feb 2017. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Race condition in the sctp_wait_for_sndbuf function in net/sctp/socket.c in the Linux kernel before 4.9.11 allows local users to cause a denial of service (assertion failure and panic) via a multithreaded application that peels off an association in a certain buffer-full state.

Weakness: CWE-617, CWE-362

Which versions are affected by CVE-2017-5986?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2017-5986?

Apply the vendor's patch.

Is CVE-2017-5986 being exploited?

There is no known exploitation of CVE-2017-5986 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as DEBIAN-CVE-2017-5986, GHSA-93r7-h3jv-xg2q, UBUNTU-CVE-2017-5986, USN-3264-1, USN-3266-2.

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