CVE-2016-7950 Memory corruption in n/a

Critical 9.8 Published Updated

A remote X server can trigger out-of-bounds writes in libXrender via filter name lengths, potentially leading to code execution or crashes.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2016-7950?

CVE-2016-7950 is a critical memory corruption vulnerability in Fedoraproject Fedora, published on 13 Dec 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The XRenderQueryFilters function in X.org libXrender before 0.9.10 allows remote X servers to trigger out-of-bounds write operations via vectors involving filter name lengths.

Weakness: CWE-787

Which versions are affected by CVE-2016-7950?

It affects 2 products.

Products include Fedoraproject Fedora, X.org Libxrender.

How do I fix CVE-2016-7950?

Upgrade to a fixed version.

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

Is CVE-2016-7950 being exploited?

There is no known exploitation of CVE-2016-7950 in the wild and no public exploit code.

All Fedoraproject Fedora vulnerabilities

Sources

Also known as DEBIAN-CVE-2016-7950, GHSA-397q-46c2-4jwp, UBUNTU-CVE-2016-7950.

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