CVE-2019-17054 Privilege escalation in n/a

Low 3.3 Published Updated

Unprivileged users can create raw sockets in the Linux kernel Appletalk module due to missing capability checks, potentially leading to privilege escalation.

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-2019-17054?

CVE-2019-17054 is a low-severity vulnerability in Linux kernel, published on 1 Oct 2019. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

atalk_create in net/appletalk/ddp.c in the AF_APPLETALK network module in the Linux kernel through 5.3.2 does not enforce CAP_NET_RAW, which means that unprivileged users can create a raw socket, aka CID-6cc03e8aa36c.

Weakness: CWE-276

Which versions are affected by CVE-2019-17054?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2019-17054?

Apply the vendor's patch.

Is CVE-2019-17054 being exploited?

There is no known exploitation of CVE-2019-17054 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as DEBIAN-CVE-2019-17054, GHSA-4m65-jvh6-7fh3, UBUNTU-CVE-2019-17054.

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