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Fedora 37 Fizz: FEDORA-2023-2a9214af5f Critical DDoS Attack Fix

fedora
Calendar Grey October 24, 2023
Dist Fedora Esm H88
The Folly library received an upgrade in Fedora 37 to mitigate the proxygen vulnerability, which potentially exposed the system to DDoS attacks linked to CVE-2023-44487.
Update Folly stack to the latest 2023.10.16.00 tag proxygen: Security fix for CVE-2023-44487

Summary

Fizz is a TLS 1.3 implementation.

Fizz currently supports TLS 1.3 drafts 28, 26 (both wire-compatible with the

final specification), and 23. All major handshake modes are supported, including

PSK resumption, early data, client authentication, and HelloRetryRequest.

Update Information:

Update Folly stack to the latest 2023.10.16.00 tag proxygen: Security fix for CVE-2023-44487

Topics%20covered

Topics Covered

security advisory critical Fedora TLS implementation DDoS attack fix proxygen Folly stack

Change Log

* Tue Oct 17 2023 Michel Lind - 2023.10.16.00-1 - Update to 2023.10.16.00 * Mon Oct 16 2023 Michel Lind - 2023.10.09.00-1 - Update to 2023.10.09.00 * Thu Oct 5 2023 Remi Collet - 2023.09.11.00-2 - rebuild for new libsodium * Mon Sep 11 2023 Michel Lind - 2023.09.11.00-1 - Update to 2023.09.11.00 - Fix duplicate description * Wed Jul 19 2023 Fedora Release Engineering - 2023.07.03.00-2 - Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild * Thu Jul 6 2023 Michel Alexandre Salim - 2023.07.03.00-1 - Update to 2023.07.03.00 - Use SPDX license identifier * Wed Jun 28 2023 Vitaly Zaitsev - 2023.04.24.00-2 - Rebuilt due to fmt 10 update.

References


[ 1 ] Bug #2221799 - mcrouter-2023.10.09.00 is available https://bugzilla.redhat.com/show_bug.cgi?id=2221799 [ 2 ] Bug #2239431 - proxygen-2023.10.16.00 is available https://bugzilla.redhat.com/show_bug.cgi?id=2239431 [ 3 ] Bug #2239594 - wangle-2023.10.16.00 is available https://bugzilla.redhat.com/show_bug.cgi?id=2239594 [ 4 ] Bug #2239613 - fb303-2023.10.09.00 is available https://bugzilla.redhat.com/show_bug.cgi?id=2239613 [ 5 ] Bug #2239614 - fbthrift-2023.10.09.00 is available https://bugzilla.redhat.com/show_bug.cgi?id=2239614 [ 6 ] Bug #2239623 - fizz-2023.10.09.00 is available https://bugzilla.redhat.com/show_bug.cgi?id=2239623 [ 7 ] Bug #2239624 - folly-2023.10.09.00 is available https://bugzilla.redhat.com/show_bug.cgi?id=2239624 [ 8 ] Bug #2243253 - [Major Incident] CVE-2023-44487 proxygen: HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack (Rapid Reset Attack) ...

Read the Full Advisory

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2023-2a9214af5f' at the command line. For more information, refer to the dnf documentation available at https://dnf.readthedocs.io/en/latest/command_ref.html

Severity
critical
Lowest
Low
Medium
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Critical

Name: fizz
Product: Fedora 37
Version: 2023.10.16.00
Release: 1.fc37
URL: https://github.com/facebookincubator/fizz
Summary: A C++14 implementation of the TLS-1.3 standard

Topics%20covered

Topics Covered

security advisory critical Fedora TLS implementation DDoS attack fix proxygen Folly stack

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