CVE-2018-20357 Null dereference in n/a

Medium 5.5 Published 22 Dec 2018 Updated 5 Aug 2024

A NULL pointer dereference in the FAAD2 library allows attackers to cause a denial of service via crafted audio files.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: A user has to click or open something
Fix: Available

What is CVE-2018-20357?

CVE-2018-20357 is a medium-severity vulnerability in n/a, published on 22 Dec 2018. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

A NULL pointer dereference was discovered in sbr_process_channel of libfaad/sbr_dec.c in Freeware Advanced Audio Decoder 2 (FAAD2) 2.8.8. The vulnerability causes a segmentation fault and application crash.

Weakness: CWE-476

Which versions are affected by CVE-2018-20357?

It affects 1 product.

Products include Audiocoding Freeware Advanced Audio Decoder 2.

How do I fix CVE-2018-20357?

Apply the vendor's patch.

Is CVE-2018-20357 being exploited?

There is no known exploitation of CVE-2018-20357 in the wild and no public exploit code.

Sources

Also known as ALPINE-CVE-2018-20357, CLEANSTART-2023-FZ67908, DEBIAN-CVE-2018-20357, GHSA-43qc-p452-9j38, UBUNTU-CVE-2018-20357.