CVE-2016-10196 Memory corruption in n/a

What is CVE-2016-10196?

CVE-2016-10196 is a high-severity memory corruption vulnerability in Debian Debian Linux, published on 15 Mar 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Stack-based buffer overflow in the evutil_parse_sockaddr_port function in evutil.c in libevent before 2.1.6-beta allows attackers to cause a denial of service (segmentation fault) via vectors involving a long string in brackets in the ip_as_string argument.

Weakness: CWE-787

Which versions are affected by CVE-2016-10196?

It affects 4 products.

Products include Debian Debian Linux, Libevent Project Libevent, Mozilla Firefox, Mozilla Thunderbird.

How do I fix CVE-2016-10196?

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-2016-10196 being exploited?

There is no known exploitation of CVE-2016-10196 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 ALPINE-CVE-2016-10196, CLEANSTART-2024-EN82198, DEBIAN-CVE-2016-10196, GHSA-c3jf-437c-9298, UBUNTU-CVE-2016-10196.