CVE-2017-7376 Memory corruption in n/a

What is CVE-2017-7376?

CVE-2017-7376 is a critical memory corruption vulnerability in Debian Debian Linux, published on 19 Feb 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Buffer overflow in libxml2 allows remote attackers to execute arbitrary code by leveraging an incorrect limit for port values when handling redirects.

Weakness: CWE-119

Which versions are affected by CVE-2017-7376?

It affects 3 products.

Products include Debian Debian Linux, Google Android, Xmlsoft Libxml2.

How do I fix CVE-2017-7376?

Apply the vendor's patch.

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

Is CVE-2017-7376 being exploited?

There is no known exploitation of CVE-2017-7376 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

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-2017-7376, ECHO-c3d9-c09e-39d9, GHSA-j45j-3c7p-vf8f, UBUNTU-CVE-2017-7376.