CVE-2018-13440 Null dereference in n/a
An attacker can cause a denial of service in the Audio File Library by providing a crafted CAF file that triggers a NULL pointer dereference.
- 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-2018-13440?
CVE-2018-13440 is a medium-severity vulnerability in Canonical Ubuntu Linux, published on 8 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
The audiofile Audio File Library 0.3.6 has a NULL pointer dereference bug in ModuleState::setup in modules/ModuleState.cpp, which allows an attacker to cause a denial of service via a crafted caf file, as demonstrated by sfconvert.
Weakness: CWE-476
Which versions are affected by CVE-2018-13440?
It affects 2 products.
Linux distribution packages (8)
audiofile SUSE:Linux Enterprise Module for Desktop Applications 15 | All versions | 0.3.6-3.7.10 |
audiofile SUSE:Linux Enterprise Server 12 SP4 | All versions | 0.3.6-11.7.8 |
audiofile SUSE:Linux Enterprise Server 12 SP5 | All versions | 0.3.6-11.7.8 |
audiofile SUSE:Linux Enterprise Server for SAP Applications 12 SP4 | All versions | 0.3.6-11.7.8 |
audiofile SUSE:Linux Enterprise Server for SAP Applications 12 SP5 | All versions | 0.3.6-11.7.8 |
audiofile SUSE:Linux Enterprise Software Development Kit 12 SP4 | All versions | 0.3.6-11.7.8 |
audiofile SUSE:Linux Enterprise Software Development Kit 12 SP5 | All versions | 0.3.6-11.7.8 |
audiofile openSUSE:Leap 15.0 | All versions | 0.3.6-lp150.7.1 |
Products include Audiofile Audiofile, Canonical Ubuntu Linux.
How do I fix CVE-2018-13440?
Apply the vendor's patch.
Is CVE-2018-13440 being exploited?
There is no known exploitation of CVE-2018-13440 in the wild and no public exploit code.
Other vulnerabilities in Canonical Ubuntu Linux
Sources
Also known as AZL-44397, AZL-66249, DEBIAN-CVE-2018-13440, GHSA-x9mq-8vwj-w2rx, SUSE-SU-2019:0940-1, SUSE-SU-2020:1619-1 and 2 more.