CVE-2025-2849

MediumCVSS 5.5/10Last modified Jun 17, 2026

Description

A vulnerability, which was classified as problematic, was found in UPX up to 5.0.0. Affected is the function PackLinuxElf64::un_DT_INIT of the file src/p_lx_elf.cpp. The manipulation leads to heap-based buffer overflow. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used. The patch is identified as e0b6ff192412f5bb5364c1948f4f6b27a0cd5ea2. It is recommended to apply a patch to fix this issue.

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-119 CWE-122 CWE-787

Affected software

No affected versions have been published.

Timeline

Published: Mar 27, 2025
Last modified: Jun 17, 2026
NVD status: Analyzed

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