CVE-2017-5953 Integer overflow in n/a

Critical 9.8 Published Updated

An integer overflow in Vim's spell file handling can lead to a buffer overflow, potentially allowing code execution or denial of service.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2017-5953?

CVE-2017-5953 is a critical vulnerability in Vim Vim, published on 10 Feb 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

vim before patch 8.0.0322 does not properly validate values for tree length when handling a spell file, which may result in an integer overflow at a memory allocation site and a resultant buffer overflow.

Weakness: CWE-190

Which versions are affected by CVE-2017-5953?

It affects 1 product.

Linux distribution packages (2)
vim SUSE:Linux Enterprise Server 11 SP4All versions7.2-8.20.8
vim SUSE:Linux Enterprise Server for SAP Applications 11 SP4All versions7.2-8.20.8

Products include Vim Vim.

How do I fix CVE-2017-5953?

Apply the vendor's patch.

Is CVE-2017-5953 being exploited?

There is no known exploitation of CVE-2017-5953 in the wild and no public exploit code.

All Vim Vim vulnerabilities

Sources

Also known as ALPINE-CVE-2017-5953, DEBIAN-CVE-2017-5953, DLA-822-1, DSA-3786-1, GHSA-j83f-g7mr-qg5h, SUSE-SU-2017:1775-1 and 1 more.

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