Fedora 42 tinyproxy Severe DoS Flaws CVE-2026-3945 CVE-2026-31842 Patch
fedora
April 22, 2026
Backport upstream fixes for CVE-2026-3945 and CVE-2026-31842.
Summary
tinyproxy is a small, efficient HTTP/SSL proxy daemon that is very useful in a
small network setting, where a larger proxy like Squid would either be too
resource intensive, or a security risk.
Update Information:
Backport upstream fixes for CVE-2026-3945 and CVE-2026-31842.
Topics Covered
Change Log
* Sat Apr 11 2026 Carl George
References
[ 1 ] Bug #2452969 - CVE-2026-3945 tinyproxy: tinyproxy: Denial of Service via integer overflow in HTTP chunked transfer encoding parser [fedora-all]
https://bugzilla.redhat.com/show_bug.cgi?id=2452969
[ 2 ] Bug #2455913 - CVE-2026-31842 tinyproxy: HTTP Request parsing desynchronization via case-sensitive Transfer-Encoding handling [fedora-all]
https://bugzilla.redhat.com/show_bug.cgi?id=2455913
Update Instructions
This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-d67a979089' 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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Name: tinyproxy
Product: Fedora 42
Version: 1.11.2
Release: 7.fc42
Summary: A small, efficient HTTP/SSL proxy daemon
Topics Covered
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