PT-2025-8933 · Libmodbus+1 · Libmodbus+1

Gabriele Quagliarella · Published 2024-10-18 · Updated 2025-03-11 · CVE-2024-10918

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions libmodbus version 3.1.10

Description A Stack-based Buffer Overflow issue exists in libmodbus, where the buffer allocated for the Modbus response can be overflowed if the function attempts to reply to a Modbus request with an unexpected length.

Recommendations For libmodbus version 3.1.10, consider updating to a newer version that addresses this issue, as no specific fix is provided for this version. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Stack Overflow

Memory Corruption

Weakness Enumeration

CWE-121

CWE-787

Related Identifiers

BDU:2026-02730

CVE-2024-10918

DLA-4084-1

Affected Products

Debian

Libmodbus

References · 21

• https://security-tracker.debian.org/tracker/CVE-2024-10918 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-02730 · Security Note
• https://osv.dev/vulnerability/DLA-4084-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-10918 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2024-10918 · Vendor Advisory
• https://wiki.astralinux.ru/astra-linux-se38-bulletin-2026-0305SE38 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-10918 · Security Note
• https://wiki.astralinux.ru/astra-linux-se47-bulletin-2026-0518SE47 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2024-10918 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2024-10918 · Vendor Advisory
• https://wiki.astralinux.ru/astra-linux-se18-bulletin-2026-0224SE18 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2024-10918 · Security Note
• https://wiki.astralinux.ru/astra-linux-se17-bulletin-2026-0421SE17 · Vendor Advisory
• https://github.com/stephane/libmodbus/commit/d8a971e04d52be16bf405b51d934a30b8aa3f2c3 · Note
• https://github.com/stephane/libmodbus/commit/81bf713cf029bfa5b5da87b945c1e8817b4398f9 · Note