一线运维实战手记 · 云计算 · 数据库 · 故障排查
2026年9月19日

CVE-2026-93492 [MEDIUM] – A flaw was found in Netty’s HTTP/2 HpackEncoder. A remote attacker can exploit this by sen

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A flaw was found in Netty’s HTTP/2 HpackEncoder. A remote attacker can exploit this by sending HTTP/2 SETTINGS frames with a very large MAX_HEADER_TABLE_SIZE. This causes the HpackEncoder to store an excessive number of unique headers, leading to increased CPU usage and memory consumption, ultimately resulting in a Denial of Service (DoS).