CVE-2010-4164 Integer overflow in n/a

What is CVE-2010-4164?

CVE-2010-4164 is a high-severity vulnerability in Debian Debian Linux, published on 3 Jan 2011. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Multiple integer underflows in the x25_parse_facilities function in net/x25/x25_facilities.c in the Linux kernel before 2.6.36.2 allow remote attackers to cause a denial of service (system crash) via malformed X.25 (1) X25_FAC_CLASS_A, (2) X25_FAC_CLASS_B, (3) X25_FAC_CLASS_C, or (4) X25_FAC_CLASS_D facility data, a different vulnerability than CVE-2010-3873.

Weakness: CWE-191

Which versions are affected by CVE-2010-4164?

It affects 7 products.

Products include Debian Debian Linux, Linux kernel, Opensuse Opensuse, Suse Linux Enterprise Desktop, Suse Linux Enterprise Real Time Extension, Suse Linux Enterprise Server and 1 more.

How do I fix CVE-2010-4164?

Upgrade to a fixed version.

Is CVE-2010-4164 being exploited?

There is no known exploitation of CVE-2010-4164 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 GHSA-w8mw-h8pc-h94g.