CVE-2018-5806 Null dereference in LibRaw
A NULL pointer dereference in LibRaw allows attackers to cause a denial of service via crafted image 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-2018-5806?
CVE-2018-5806 is a medium-severity vulnerability in Libraw Libraw, published on 7 Dec 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
An error within the "leaf_hdr_load_raw()" function (internal/dcraw_common.cpp) in LibRaw versions prior to 0.18.8 can be exploited to trigger a NULL pointer dereference.
Weakness: CWE-476
Which versions are affected by CVE-2018-5806?
It affects 4 products.
Products include Libraw Libraw, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Server, Redhat Enterprise Linux Workstation.
How do I fix CVE-2018-5806?
Upgrade to a fixed version.
Is CVE-2018-5806 being exploited?
There is no known exploitation of CVE-2018-5806 in the wild and no public exploit code.
Other vulnerabilities in Libraw Libraw
Sources
Also known as DEBIAN-CVE-2018-5806, GHSA-hcxg-6ffh-5mqj, UBUNTU-CVE-2018-5806.