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CVE-2025-7545

LowPublished

GNU Binutils objcopy.c copy_section heap-based overflow

Published: Jul 13, 2025
Updated: Jul 14, 2026
Assigning CNA: VulDB
Evidence observed: Aug 6, 2026

Primary CVSS

1.9/ 10Low

nvd · CVSS 4.0

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS probability estimate

0.3%

Low · next 30 days

Percentile: 19.3%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

A vulnerability classified as problematic was found in GNU Binutils 2.45. Affected by this vulnerability is the function copy_section of the file binutils/objcopy.c. The manipulation leads to heap-based buffer overflow. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used. The patch is named 08c3cbe5926e4d355b5cb70bbec2b1eeb40c2944. It is recommended to apply a patch to fix this issue.

Sources

Firmware-CVE-2025-7545Exploit
Exploit setup for CVE-2025-7545 targeting vulnerable Binutils in firmware environments, including environment configuration and PDF documentation.

Responsible use

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