CVE-2017-9953 Use after free in n/a
A use-after-free vulnerability in Exiv2 allows remote attackers to cause a denial of service via crafted image files.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2017-9953?
CVE-2017-9953 is a high-severity use after free vulnerability in Exiv2 Exiv2, published on 26 Jun 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
There is an invalid free in Image::printIFDStructure that leads to a Segmentation fault in Exiv2 0.26. A crafted input will lead to a remote denial of service attack.
Weakness: CWE-416
Which versions are affected by CVE-2017-9953?
It affects 2 products.
Products include Exiv2 Exiv2, Redhat Enterprise Linux.
How do I fix CVE-2017-9953?
No fix has been published for CVE-2017-9953 yet. Limit exposure of the affected software until one is available.
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-2017-9953 being exploited?
There is no known exploitation of CVE-2017-9953 in the wild and no public exploit code.
Other vulnerabilities in Exiv2 Exiv2
Sources
Also known as GHSA-8399-fj6c-9hf7.