CVE-2019-9878 Memory corruption in n/a

High 7.8 Published 19 Mar 2019 Updated 4 Aug 2024

An attacker can cause a denial of service via a crafted PDF file due to invalid memory access in the Xpdf 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: None listed

What is CVE-2019-9878?

CVE-2019-9878 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 in the function GfxIndexedColorSpace::mapColorToBase() located in GfxState.cc in Xpdf 4.0.0, as used in pdfalto 0.2. It can be triggered by (for example) 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.

Weakness: CWE-125

Which versions are affected by CVE-2019-9878?

It affects 2 products.

Products include Pdfalto Project Pdfalto, Xpdfreader Xpdf.

How do I fix CVE-2019-9878?

No fix has been published for CVE-2019-9878 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-2019-9878 being exploited?

There is no known exploitation of CVE-2019-9878 in the wild and no public exploit code.

All Xpdfreader Xpdf vulnerabilities

Sources

Also known as GHSA-xgqh-hv6x-qppm.