CVE-2018-14346 Memory corruption in n/a

High 8.8 Published 17 Jul 2018 Updated 5 Aug 2024

A stack-based buffer overflow in GNU Libextractor allows attackers to execute arbitrary code or cause a denial of service via crafted files.

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: Available

What is CVE-2018-14346?

CVE-2018-14346 is a high-severity memory corruption vulnerability in Debian Debian Linux, published on 17 Jul 2018. 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

GNU Libextractor before 1.7 has a stack-based buffer overflow in ec_read_file_func (unzip.c).

Weakness: CWE-787

Which versions are affected by CVE-2018-14346?

It affects 2 products.

Products include Debian Debian Linux, Gnu Libextractor.

How do I fix CVE-2018-14346?

Upgrade to a fixed version.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2018-14346 being exploited?

There is no known exploitation of CVE-2018-14346 in the wild and no public exploit code.

All Debian Debian Linux vulnerabilities

Sources

Also known as DEBIAN-CVE-2018-14346, GHSA-gfcm-4735-4cv3, UBUNTU-CVE-2018-14346.