CVE-2017-12800 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 libebml2.
- 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-2017-12800?
CVE-2017-12800 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 EBML_FindNextElement function in ebmlmain.c in libebml2 through 2012-08-26 allows remote attackers to cause a denial of service (Null pointer dereference and application crash) via a crafted mkv file.
Weakness: CWE-476
Which versions are affected by CVE-2017-12800?
It affects 3 products.
Products include Matroska Libebml2, Matroska Mkclean, Matroska Mkvalidator.
How do I fix CVE-2017-12800?
No fix has been published for CVE-2017-12800 yet. Limit exposure of the affected software until one is available.
Is CVE-2017-12800 being exploited?
There is no known exploitation of CVE-2017-12800 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-jf99-2h2p-q9x7.