CVE-2019-9877 Memory corruption in n/a
An attacker can cause a denial of service via a crafted PDF file due to invalid memory access in Xpdf's text processing.
- 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
- None listed
What is CVE-2019-9877?
CVE-2019-9877 is a high-severity memory corruption vulnerability in Xpdfreader Xpdf, published on 19 Mar 2019. 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
There is an invalid memory access vulnerability in the function TextPage::findGaps() located at TextOutputDev.c in Xpdf 4.01, which can (for example) be triggered by sending a crafted pdf file to the pdftops binary. It allows an attacker to cause Denial of Service (Segmentation fault) or possibly have unspecified other impact.
Which versions are affected by CVE-2019-9877?
It affects 1 product.
Products include Xpdfreader Xpdf.
How do I fix CVE-2019-9877?
No fix has been published for CVE-2019-9877 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2019-9877 being exploited?
There is no known exploitation of CVE-2019-9877 in the wild and no public exploit code.
Other vulnerabilities in Xpdfreader Xpdf
Sources
Also known as GHSA-3pv6-grgx-9mv9.