CVE-2017-12179 Integer overflow in xorg-x11-server

What is CVE-2017-12179?

CVE-2017-12179 is a critical vulnerability in Debian Debian Linux, published on 24 Jan 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

xorg-x11-server before 1.19.5 was vulnerable to integer overflow in (S)ProcXIBarrierReleasePointer functions allowing malicious X client to cause X server to crash or possibly execute arbitrary code.

Weakness: CWE-190, CWE-391

Which versions are affected by CVE-2017-12179?

It affects 2 products.

Products include Debian Debian Linux, X.org X Server.

How do I fix CVE-2017-12179?

Upgrade to a fixed version.

Is CVE-2017-12179 being exploited?

There is no known exploitation of CVE-2017-12179 in the wild and no public exploit code.

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All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as ALPINE-CVE-2017-12179, DEBIAN-CVE-2017-12179, GHSA-p644-42g7-jq85, UBUNTU-CVE-2017-12179.