CVE-2025-0840

Name: CVE-2025-0840
Creator: NVD / NIST
Published: 2025-01-29T20:15:35.007+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.3/10EPSS 0.69%

Last modified Jun 17, 2026

CVE-2025-0840 is a medium-severity vulnerability rated 6.3/10 on the CVSS scale. A vulnerability, which was classified as problematic, was found in GNU Binutils up to 2.43. This affects the function disassemble_bytes of the file binutils/objdump.c. EPSS estimates a 0.69% chance of exploitation in the next 30 days.

Description

A vulnerability, which was classified as problematic, was found in GNU Binutils up to 2.43. This affects the function disassemble_bytes of the file binutils/objdump.c. The manipulation of the argument buf leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been disclosed to the public and may be used. Upgrading to version 2.44 is able to address this issue. The identifier of the patch is baac6c221e9d69335bf41366a1c7d87d8ab2f893. It is recommended to upgrade the affected component.

Metrics

CVSS 3.1

7.5/10

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

CVSS 4.0

6.3/10

CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/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

0.69%

48.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Gnu	Binutils	< 2.44

References

https://sourceware.org/bugzilla/attachment.cgi?id=15882Broken Link
https://sourceware.org/bugzilla/show_bug.cgi?id=32560Exploit, Issue Tracking
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=baac6c221e9d69335bf41366a1c7d87d8ab2f893Patch
https://vuldb.com/?ctiid.293997Permissions Required, VDB Entry
https://vuldb.com/?id.293997Third Party Advisory, VDB Entry
https://vuldb.com/?submit.485255Exploit, Third Party Advisory, VDB Entry
https://www.gnu.org/Product

Timeline

Published: Jan 29, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-0840?

How severe is CVE-2025-0840?

CVE-2025-0840 has a CVSS score of 6.3/10 (MEDIUM severity). The EPSS model estimates a 0.69% probability of exploitation in the next 30 days.

How do I fix CVE-2025-0840?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-0840?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST