CVE-2017-15369 Use after free in n/a
Remote attackers can cause a denial of service via a crafted PDF document due to a use-after-free error in the MuPDF library.
- 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-2017-15369?
CVE-2017-15369 is a high-severity use after free vulnerability in Artifex Mupdf, published on 16 Oct 2017. 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
The build_filter_chain function in pdf/pdf-stream.c in Artifex MuPDF before 2017-09-25 mishandles a certain case where a variable may reside in a register, which allows remote attackers to cause a denial of service (Fitz fz_drop_imp use-after-free and application crash) or possibly have unspecified other impact via a crafted PDF document.
Weakness: CWE-416
Which versions are affected by CVE-2017-15369?
It affects 1 product.
Products include Artifex Mupdf.
How do I fix CVE-2017-15369?
Upgrade to a fixed version.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2017-15369 being exploited?
There is no known exploitation of CVE-2017-15369 in the wild and no public exploit code.
Other vulnerabilities in Artifex Mupdf
Sources
Also known as GHSA-q727-q9wc-x4mf, UBUNTU-CVE-2017-15369.