CVE-2015-6937 Null dereference in n/a

Medium 4.9 Published Updated

Local attackers can crash the system via a NULL pointer dereference in the RDS connection creation function.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2015-6937?

CVE-2015-6937 is a medium-severity vulnerability in Canonical Ubuntu Linux, published on 19 Oct 2015. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The __rds_conn_create function in net/rds/connection.c in the Linux kernel through 4.2.3 allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact by using a socket that was not properly bound.

Which versions are affected by CVE-2015-6937?

It affects 3 products.

Products include Canonical Ubuntu Linux, Debian Debian Linux, Linux kernel.

How do I fix CVE-2015-6937?

Apply the vendor's patch.

Is CVE-2015-6937 being exploited?

There is no known exploitation of CVE-2015-6937 in the wild and no public exploit code.

All Canonical Ubuntu Linux vulnerabilities

Sources

Also known as DEBIAN-CVE-2015-6937, GHSA-vcw3-c24j-h6v5, UBUNTU-CVE-2015-6937.

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