CVE-2017-14929 Denial of service in n/a
An attacker can cause a denial of service via an infinite loop in the Poppler PDF rendering library when processing specially crafted files.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2017-14929?
CVE-2017-14929 is a high-severity denial of service vulnerability in Freedesktop Poppler, published on 29 Sep 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
In Poppler 0.59.0, memory corruption occurs in a call to Object::dictLookup() in Object.h after a repeating series of Gfx::display, Gfx::go, Gfx::execOp, Gfx::opFill, Gfx::doPatternFill, Gfx::doTilingPatternFill and Gfx::drawForm calls (aka a Gfx.cc infinite loop), a different vulnerability than CVE-2017-14519.
Weakness: CWE-835
Which versions are affected by CVE-2017-14929?
It affects 1 product.
Products include Freedesktop Poppler.
How do I fix CVE-2017-14929?
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-2017-14929 being exploited?
There is no known exploitation of CVE-2017-14929 in the wild and no public exploit code.
Other vulnerabilities in Freedesktop Poppler
Sources
Also known as DEBIAN-CVE-2017-14929, GHSA-rhh3-rx8x-hwmm, UBUNTU-CVE-2017-14929.