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Fedora 41: FEDORA-2025-c91006eca6 critical: UPX heap overflow

fedora
Calendar Grey April 6, 2025
Dist Fedora Esm H88
Explore the Fedora 41 update for UPX, focusing on critical heap overflow issues in version 5.0.0 and its performance.
5.0.0

Summary

UPX is a free, portable, extendable, high-performance executable

packer for several different executable formats. It achieves an

excellent compression ratio and offers very fast decompression. Your

executables suffer no memory overhead or other drawbacks.

Update Information:

5.0.0

Change Log

* Thu Feb 20 2025 Gwyn Ciesla - 5.0.0-1 - 5.0.0 * Sun Jan 19 2025 Fedora Release Engineering - 4.2.4-4 - Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild * Wed Dec 18 2024 Gwyn Ciesla - 4.2.4-3 - Provide bundled lzma-sdk

References


[ 1 ] Bug #2355649 - CVE-2025-2849 upx: UPX p_lx_elf.cpp un_DT_INIT heap-based overflow [epel-9] https://bugzilla.redhat.com/show_bug.cgi?id=2355649 [ 2 ] Bug #2355650 - CVE-2025-2849 upx: UPX p_lx_elf.cpp un_DT_INIT heap-based overflow [fedora-40] https://bugzilla.redhat.com/show_bug.cgi?id=2355650 [ 3 ] Bug #2355651 - CVE-2025-2849 upx: UPX p_lx_elf.cpp un_DT_INIT heap-based overflow [fedora-41] https://bugzilla.redhat.com/show_bug.cgi?id=2355651

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2025-c91006eca6' 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
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Name: upx
Product: Fedora 41
Version: 5.0.0
Release: 1.fc41
Summary: Ultimate Packer for eXecutables

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