CVE-2017-14857 Use after free in n/a
A use-after-free vulnerability in Exiv2 allows attackers to cause a denial of service via crafted input.
- 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-2017-14857?
CVE-2017-14857 is a medium-severity use after free vulnerability in Exiv2 Exiv2, published on 28 Sep 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
In Exiv2 0.26, there is an invalid free in the Image class in image.cpp that leads to a Segmentation fault. A crafted input will lead to a denial of service attack.
Weakness: CWE-416
Which versions are affected by CVE-2017-14857?
It affects 1 product.
Products include Exiv2 Exiv2.
How do I fix CVE-2017-14857?
Upgrade to a fixed version.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2017-14857 being exploited?
There is no known exploitation of CVE-2017-14857 in the wild and no public exploit code.
Other vulnerabilities in Exiv2 Exiv2
Sources
Also known as GHSA-h836-f2j9-x39j.