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CVE-2026-46333 (ssh-keysign-pwn) Linux kernel vulnerability mitigations

calendar_today May 19, 2026 person Luci Stanescu (Luci Stanescu) domain canonical

An information disclosure security vulnerability in the Linux kernel was publicly disclosed on May 15th, 2026. The vulnerability was reported by Qualys and fixed in the mainline Linux kernel tree. A proof-of-concept exploit was published soon after public disclosure. The ID CVE-2026-46333 was assigned, but the vulnerability is also referred to as “ssh-keysign-pwn”, based on […]

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