OpenSSH GSSAPI Flaw Can Be Exploited to Crash SSH Child Processes

A newly discovered vulnerability in the GSSAPI Key Exchange patch for OpenSSH is putting multiple Linux distributions at risk. Tracked as CVE-2026-3497, the flaw allows unauthenticated attackers to crash SSH child processes using a single crafted packet. This leads to reliable denial-of-service conditions and to privilege separation boundary violations. The issue was discovered by security […]

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