🟠 High | Source: Microsoft Security Response Center
CVE-2026-41992 is a global buffer overflow vulnerability in GNU gzip, a widely used data compression utility. Buffer overflow flaws can allow attackers to crash applications or, in more severe cases, execute arbitrary code on affected systems. Microsoft has published this advisory via the MSRC, indicating it has relevance to Azure services or components that bundle gzip.
Security Architect’s Take: Identify any Azure-hosted workloads, container images, or VM deployments that include GNU gzip and apply vendor patches promptly. Review your software composition analysis (SCA) tooling to flag gzip as a tracked dependency across your supply chain.
Original advisory: CVE-2026-41992 Global Buffer Overflow in GNU gzip