CVE-2017-12803 Null dereference in n/a
Remote attackers can cause a denial of service via a crafted MKV file due to a null pointer dereference in mkclean.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2017-12803?
CVE-2017-12803 is a medium-severity vulnerability in n/a, published on 9 Nov 2017. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
The Node_ValidatePtr function in corec/corec/node/node.c in mkclean 0.8.9 allows remote attackers to cause a denial of service (assert fault) via a crafted mkv file.
Weakness: CWE-476
Which versions are affected by CVE-2017-12803?
It affects 1 product.
Products include Matroska Mkclean.
How do I fix CVE-2017-12803?
No fix has been published for CVE-2017-12803 yet. Limit exposure of the affected software until one is available.
Is CVE-2017-12803 being exploited?
There is no known exploitation of CVE-2017-12803 in the wild and no public exploit code.
Sources
Also known as GHSA-6h2g-r5xm-682c.