CVE-2017-6349 Integer overflow in n/a
An integer overflow in Vim's undo file parser can lead to buffer overflows, potentially allowing arbitrary code execution when opening a malicious file.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2017-6349?
CVE-2017-6349 is a critical vulnerability in Vim Vim, published on 27 Feb 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An integer overflow at a u_read_undo memory allocation site would occur for vim before patch 8.0.0377, if it does not properly validate values for tree length when reading a corrupted undo file, which may lead to resultant buffer overflows.
Weakness: CWE-190
Which versions are affected by CVE-2017-6349?
It affects 1 product.
Products include Vim Vim.
How do I fix CVE-2017-6349?
Apply the vendor's patch.
Is CVE-2017-6349 being exploited?
There is no known exploitation of CVE-2017-6349 in the wild and no public exploit code.
Other vulnerabilities in Vim Vim
Sources
Also known as ALPINE-CVE-2017-6349, DEBIAN-CVE-2017-6349, GHSA-ppcr-6xhq-q423, UBUNTU-CVE-2017-6349.