PT-2026-68136

Name of the Vulnerable Software and Affected Versions FreeModbus LINUXTCP port affected versions not specified Description The LINUXTCP port of FreeModbus contains an off-by-one bounds check within the xMBPortTCPPool function located in demo/LINUXTCP/port/porttcp.c. The issue occurs because the...

CVE-2026-71263: Out-of-bounds Write

The LINUXTCP port of FreeModbus contains an off-by-one bounds check in xMBPortTCPPool demo/LINUXTCP/port/porttcp.c. The check uses a strict greater-than comparison instead of greater-than-or-equal against the 263-byte MBTCPBUFSIZE limit...

CVE-2025-51986

An issue was discovered in the demo/LINUXTCP implementation of cwalter-at freemodbus v.2018-09-12 allowing attackers to reach an infinite loop via a crafted length value for a packet...

CVE-2025-51986: Loop with Unreachable Exit Condition

An issue was discovered in the demo/LINUXTCP implementation of cwalter-at freemodbus v.2018-09-12 allowing attackers to reach an infinite loop via a crafted length value for a packet...

CVE-2025-51986

An issue was discovered in the demo/LINUXTCP implementation of cwalter-at freemodbus v.2018-09-12 allowing attackers to reach an infinite loop via a crafted length value for a packet...

CVE-2024-31504

Buffer Overflow vulnerability in SILA Embedded Solutions GmbH freemodbus v.2018-09-12 allows a remtoe attacker to cause a denial of service via the LINUXTCP server component...

CVE-2024-31504

Buffer Overflow vulnerability in SILA Embedded Solutions GmbH freemodbus v.2018-09-12 allows a remtoe attacker to cause a denial of service via the LINUXTCP server component...

CVE-2024-31504

Buffer Overflow vulnerability in SILA Embedded Solutions GmbH freemodbus v.2018-09-12 allows a remtoe attacker to cause a denial of service via the LINUXTCP server component...

CVE-2024-31504

The CVE describes a Buffer Overflow in SILA Embedded Solutions GmbH freemodbus v2018-09-12, allowing a remote attacker to cause a Denial of Service via the LINUXTCP server component. Affected software is freemodbus (version 2018-09-12) with the vulnerability rooted in the LINUXTCP server. Reporte...

CVE-2024-31504

Buffer Overflow vulnerability in SILA Embedded Solutions GmbH freemodbus v.2018-09-12 allows a remtoe attacker to cause a denial of service via the LINUXTCP server component...

CVE-2024-31504: Buffer Copy without Checking Size of Input

Buffer Overflow vulnerability in SILA Embedded Solutions GmbH freemodbus v.2018-09-12 allows a remtoe attacker to cause a denial of service via the LINUXTCP server component...