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hyperloglog
About this tag
The HyperLogLog tag on WindowsForum.com covers discussions about the Redis HyperLogLog data structure, particularly focusing on security vulnerabilities. A recent thread highlights CVE-2025-32023, a critical vulnerability in Redis HyperLogLog handling that can lead to memory corruption and potential remote code execution. The content emphasizes the urgency of patching this issue, as it affects the PFADD, PFCOUNT, and PFMERGE commands. Users seeking information on HyperLogLog security, Redis updates, or related troubleshooting will find relevant discussions here.
Redis users should treat this as urgent: a newly disclosed vulnerability in HyperLogLog handling can be triggered by an authenticated client to cause stack or heap out-of-bounds writes — and those memory corruptions can be turned into remote code execution or persistent service loss if left...