Fedora 42: civetweb Major Buffer Overflow Threat 2025-7ddaa1e0bd
fedora
September 12, 2025
civetweb 1.16, rhbz#2391892
Summary
Civetweb is an easy to use, powerful, C (C/C++) embeddable web server
with optional CGI, SSL and Lua support.
CivetWeb can be used by developers as a library, to add web server
functionality to an existing application. It can also be used by end
users as a stand-alone web server running on a Windows or Linux PC.
It is available as single executable, no installation is required.
Update Information:
civetweb 1.16, rhbz#2391892
Topics Covered
Change Log
* Wed Sep 3 2025 Kaleb S. KEITHLEY
References
[ 1 ] Bug #2391892 - CVE-2025-55763 civetweb: CivetWeb buffer overflow [fedora-42]
https://bugzilla.redhat.com/show_bug.cgi?id=2391892
Update Instructions
This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2025-7ddaa1e0bd' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label
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Severity
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Name: civetweb
Product: Fedora 42
Version: 1.16
Release: 9.fc42
Summary: Embedded C/C++ web server
Topics Covered
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