CVE-2017-9775 Memory corruption in n/a

What is CVE-2017-9775?

CVE-2017-9775 is a medium-severity memory corruption vulnerability in Debian Debian Linux, published on 22 Jun 2017. 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

Stack buffer overflow in GfxState.cc in pdftocairo in Poppler before 0.56 allows remote attackers to cause a denial of service (application crash) via a crafted PDF document.

Weakness: CWE-119

Which versions are affected by CVE-2017-9775?

It affects 8 products.

Products include Debian Debian Linux, Freedesktop Poppler, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Server, Redhat Enterprise Linux Server Aus, Redhat Enterprise Linux Server Eus and 2 more.

How do I fix CVE-2017-9775?

Upgrade to a fixed version.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2017-9775 being exploited?

There is no known exploitation of CVE-2017-9775 in the wild and no public exploit code.

Other vulnerabilities in Debian Debian Linux

• CVE-2015-3306 ProFTPD Improper Access Control Exploited Critical 10.0
• CVE-2025-49113 RoundCube Webmail Deserialization of Untrusted Data Exploited Critical 9.9
• CVE-2026-24061 GNU InetUtils Argument Injection Exploited Critical 9.8
• CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Exploited Critical 9.8
• CVE-2024-9680 Mozilla Firefox Use-After-Free Exploited Critical 9.8

All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2017-9775, GHSA-3vwg-x6p9-p27f, UBUNTU-CVE-2017-9775.