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Ubuntu 20.04 erlang-lib_utils Major DoS Vulnerability 2026-b3a9fedd128

fedora
Calendar Grey March 7, 2026
Dist Fedora Esm H88
Critical update for erlang-hex_core in Fedora 44 addresses DoS issues due to resource exhaustion. Upgrade is strongly advised.
hex_core ver

Summary

Reference implementation of Hex specifications.

Update Information:

hex_core ver. 0.12.2

Change Log

* Fri Feb 27 2026 Peter Lemenkov - 0.12.2-1 - hex_core ver. 0.12.2

References


[ 1 ] Bug #2443389 - erlang-hex_core-0.12.2 is available https://bugzilla.redhat.com/show_bug.cgi?id=2443389 [ 2 ] Bug #2443786 - CVE-2026-21619 erlang-hex_core: hex_core, hex, rebar3: Denial of Service due to uncontrolled resource consumption [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2443786

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-e6bf22d958' 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

Severity
critical
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Name: erlang-hex_core
Product: Fedora 44
Version: 0.12.2
Release: 1.fc44
Summary: Reference implementation of Hex specifications

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