CVE-2018-5804 Denial of service in LibRaw
A type confusion error in LibRaw allows attackers to cause a division by zero, leading to a denial of service.
- 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-2018-5804?
CVE-2018-5804 is a medium-severity denial of service 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
A type confusion error within the "identify()" function (internal/dcraw_common.cpp) in LibRaw versions prior to 0.18.8 can be exploited to trigger a division by zero.
Which versions are affected by CVE-2018-5804?
It affects 1 product.
Products include Libraw Libraw.
How do I fix CVE-2018-5804?
Upgrade to a fixed version.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2018-5804 being exploited?
There is no known exploitation of CVE-2018-5804 in the wild and no public exploit code.
Other vulnerabilities in Libraw Libraw
Sources
Also known as DEBIAN-CVE-2018-5804, GHSA-hmwc-5f9q-3986, UBUNTU-CVE-2018-5804.