CVE-2018-20786 Null dereference in n/a
A null pointer dereference in libvterm allows attackers to cause a denial of service via out-of-memory conditions, affecting applications like Vim.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2018-20786?
CVE-2018-20786 is a high-severity vulnerability in n/a, published on 24 Feb 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
libvterm through 0+bzr726, as used in Vim and other products, mishandles certain out-of-memory conditions, leading to a denial of service (application crash), related to screen.c, state.c, and vterm.c.
Weakness: CWE-476
Which versions are affected by CVE-2018-20786?
It affects 1 product.
Products include Leonerd Libvterm.
How do I fix CVE-2018-20786?
Upgrade to a fixed version.
Is CVE-2018-20786 being exploited?
There is no known exploitation of CVE-2018-20786 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2018-20786, GHSA-4r6h-327w-8qwr, UBUNTU-CVE-2018-20786.