CVE-2017-9074 Memory corruption in n/a

High 7.8 Published Updated

Local attackers can cause a denial of service via crafted socket calls due to an out-of-bounds read in the Linux kernel IPv6 fragmentation implementation.

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-2017-9074?

CVE-2017-9074 is a high-severity memory corruption vulnerability in Linux kernel, published on 19 May 2017. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The IPv6 fragmentation implementation in the Linux kernel through 4.11.1 does not consider that the nexthdr field may be associated with an invalid option, which allows local users to cause a denial of service (out-of-bounds read and BUG) or possibly have unspecified other impact via crafted socket and send system calls.

Weakness: CWE-125

Which versions are affected by CVE-2017-9074?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2017-9074?

Apply the vendor's patch.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2017-9074 being exploited?

There is no known exploitation of CVE-2017-9074 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as DEBIAN-CVE-2017-9074, GHSA-p32j-872q-3hg6, UBUNTU-CVE-2017-9074.

Is CVE-2017-9074 in your software?

Upload an SBOM and sbomify checks it against every vulnerability here, every day.

Check your SBOMs for free