LinuxCritical Linux Kernel IPv4 TCP Use-After-Free Flaw Enables Remote Root RCE (CVE-2026-98432)
CVE-2026-98432, a critical 9.8 CVSS flaw in the Linux IPv4 TCP stack, permits unauthenticated remote code execution on servers with MPTCP listeners.
Topic
3 articles
CyberSecureToday covers Memory Safety across 3 articles published between 27 Sep 2026 and 1 Nov 2026.
The coverage includes 1 vulnerability advisory and 2 analysis or guidance pieces. 1 advisory is rated critical or high severity.
Stories on Memory Safety most often intersect with CWE-787, Linux Kernel and TCP/IP, with Technology, Cloud & SaaS the most affected sector. The most recent story, “Critical Linux Kernel IPv4 TCP Use-After-Free Flaw Enables Remote Root RCE (CVE-2026-98432)”, was published 1 Nov 2026. Every article is listed below, newest first, with the affected products, severity and remediation guidance in each piece.
LinuxCVE-2026-98432, a critical 9.8 CVSS flaw in the Linux IPv4 TCP stack, permits unauthenticated remote code execution on servers with MPTCP listeners.
Deep DiveContinuous zero-days in Citrix, Fortinet, and enterprise gateways demonstrate that reactive patching is failing. Only hardware MTE and Rust re-architectures offer an exit.
AWS CloudAn out-of-bounds write defect in the AWS SDK for C++ Base64 decoder allows crafted inputs to corrupt heap memory and terminate cloud client processes.