CVE-2025-2849
CVSS 3.1 Score 5.5 of 10 (medium)
Details
Published Mar 27, 2025
Updated: Apr 11, 2025
CWE ID 119
CWE ID 122
CWE ID 787
Summary
CVE-2025-2849 is a recently disclosed vulnerability affecting UPX up to version 5.0.0. Specifically, the function PackLinuxElf64::un_DT_INIT in src/p_lx_elf.cpp contains a heap-based buffer overflow issue. An attacker can exploit this flaw to launch a local attack, leading to arbitrary code execution. The exploit code is publicly available, making it imperative for users to apply the patch (e0b6ff192412f5bb5364c1948f4f6b27a0cd5ea2) to mitigate this problematic vulnerability.
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