Bug 34157 - upx new security issue CVE-2025-2849
Summary: upx new security issue CVE-2025-2849
Status: RESOLVED FIXED
Alias: None
Product: Mageia
Classification: Unclassified
Component: Security (show other bugs)
Version: 9
Hardware: All Linux
Priority: Normal normal
Target Milestone: ---
Assignee: QA Team
QA Contact: Sec team
URL:
Whiteboard: MGA9-64-OK
Keywords: advisory, validated_update
Depends on:
Blocks:
 
Reported: 2025-04-02 15:26 CEST by Nicolas Salguero
Modified: 2025-04-02 23:54 CEST (History)
2 users (show)

See Also:
Source RPM: upx-4.2.3-1.mga9.src.rpm
CVE: CVE-2025-2849
Status comment:

Attachments
Add an attachment (proposed patch, testcase, etc.)

Nicolas Salguero 2025-04-02 15:27:07 CEST

CVE: (none) => CVE-2025-2849
Status comment: (none) => Patch available from upstream and openSUSE
Whiteboard: (none) => MGA9TOO
Source RPM: (none) => upx-5.0.0-2.mga10.src.rpm, upx-4.2.3-1.mga9.src.rpm

Comment 1 Nicolas Salguero 2025-04-02 15:49:02 CEST 
Suggested advisory:
========================

The updated package fixes a security vulnerability:

UPX p_lx_elf.cpp un_DT_INIT heap-based overflow. (CVE-2025-2849)

References:
https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/message/4FBRFLGSEHNFULMPARVADU2TACHDQM4L/
========================

Updated package in core/updates_testing:
========================
upx-4.2.3-1.1.mga9

from SRPM:
upx-4.2.3-1.1.mga9.src.rpm

Whiteboard: MGA9TOO => (none)
Version: Cauldron => 9
Assignee: bugsquad => qa-bugs
Status comment: Patch available from upstream and openSUSE => (none)
Status: NEW => ASSIGNED
Source RPM: upx-5.0.0-2.mga10.src.rpm, upx-4.2.3-1.mga9.src.rpm => upx-4.2.3-1.mga9.src.rpm

katnatek 2025-04-02 17:44:27 CEST

Keywords: (none) => advisory

Comment 2 katnatek 2025-04-02 19:57:07 CEST 
RH x86_64
installing upx-4.2.3-1.1.mga9.x86_64.rpm from //home/katnatek/qa-testing/x86_64
Preparing...                     ##################################################################################################
      1/1: upx 

Reference bug#33069 comment#3

cp /bin/filezilla ./

ll -h filezilla 
-rwxr-xr-x 1 root root 4.1M abr  2 11:50 filezilla*

upx -k -9 -o filezilla2 filezilla 
                       Ultimate Packer for eXecutables
                          Copyright (C) 1996 - 2024
UPX 4.2.3       Markus Oberhumer, Laszlo Molnar & John Reiser   Mar 27th 2024

        File size         Ratio      Format      Name
   --------------------   ------   -----------   -----------
   4212136 ->   1323860   31.43%   linux/amd64   filezilla2                    

Packed 1 file.

ll -h filezilla* 
-rwxr-xr-x 1 root root 4.1M abr  2 11:50 filezilla*
-rwxr-xr-x 1 root root 1.3M abr  2 11:50 filezilla2*


./filezilla2 works as the regular file

Whiteboard: (none) => MGA9-64-OK
CC: (none) => andrewsfarm

Comment 3 Thomas Andrews 2025-04-02 20:19:05 CEST 
Validating.

CC: (none) => sysadmin-bugs
Keywords: (none) => validated_update

Comment 4 Mageia Robot 2025-04-02 23:54:08 CEST 
An update for this issue has been pushed to the Mageia Updates repository.

https://advisories.mageia.org/MGASA-2025-0122.html

Resolution: (none) => FIXED
Status: ASSIGNED => RESOLVED
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