CVE-2018-18873 Null dereference in n/a
A NULL pointer dereference in JasPer allows attackers to cause a denial of service via crafted RAS images.
- 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-2018-18873?
CVE-2018-18873 is a medium-severity vulnerability in Canonical Ubuntu Linux, published on 31 Oct 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
An issue was discovered in JasPer 2.0.14. There is a NULL pointer dereference in the function ras_putdatastd in ras/ras_enc.c.
Weakness: CWE-476
Which versions are affected by CVE-2018-18873?
It affects 5 products.
Products include Canonical Ubuntu Linux, Debian Debian Linux, Jasper Project Jasper, Suse Linux Enterprise Desktop, Suse Linux Enterprise Server.
How do I fix CVE-2018-18873?
Upgrade to a fixed version.
Is CVE-2018-18873 being exploited?
There is no known exploitation of CVE-2018-18873 in the wild and no public exploit code.
Other vulnerabilities in Canonical Ubuntu Linux
Sources
Also known as GHSA-q86v-48q4-7hr6, UBUNTU-CVE-2018-18873.