CVE-2014-9637 Denial of service in n/a
Remote attackers can cause denial of service via memory consumption and segmentation faults in GNU patch using crafted diff files.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2014-9637?
CVE-2014-9637 is a medium-severity denial of service vulnerability in Canonical Ubuntu Linux, published on 25 Aug 2017. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
GNU patch 2.7.2 and earlier allows remote attackers to cause a denial of service (memory consumption and segmentation fault) via a crafted diff file.
Weakness: CWE-399
Which versions are affected by CVE-2014-9637?
It affects 4 products.
Products include Canonical Ubuntu Linux, Fedoraproject Fedora, Gnu Patch, Mageia Mageia.
How do I fix CVE-2014-9637?
Upgrade to a fixed version.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2014-9637 being exploited?
There is no known exploitation of CVE-2014-9637 in the wild and no public exploit code.
Other vulnerabilities in Canonical Ubuntu Linux
Sources
Also known as DEBIAN-CVE-2014-9637, GHSA-wpf6-pr9h-p2gj, UBUNTU-CVE-2014-9637.