Search Results (3 CVEs found)

CVE Vendors Products Updated CVSS v3.1
CVE-2026-91018 1 Lwip 1 Lwip 2026-09-23 8.8 High
lwIP (Lightweight IP) has a double free vulnerability, which could crash the system, cause a DoS, memory corruption, or allow code execution on the victim system.
CVE-2026-87121 1 Lwip 1 Tcp/ip Stack Mqtt 2026-09-23 9.8 Critical
lwIP TCP/IP Stack MQTT is vulnerable to an out-of-bounds write, which may allow an attacker to gain full code execution on the device.
CVE-2026-8836 2 Lwip, Lwip-tcpip 2 Lwip, Lwip 2026-08-22 9.8 Critical
A vulnerability was found in lwIP up to 2.2.1. Affected is the function snmp_parse_inbound_frame of the file src/apps/snmp/snmp_msg.c of the component snmpv3 USM Handler. Performing a manipulation of the argument msgAuthenticationParameters results in stack-based buffer overflow. The attack may be initiated remotely. The patch is named 0c957ec03054eb6c8205e9c9d1d05d90ada3898c. It is suggested to install a patch to address this issue. Two separate issue reports were submitted to the project. Their processing was merged as a duplicate.