redis: Heap buffer overflow in HyperLogLog triggered by malicious client

A heap buffer overflow vulnerability was found in the Redis HyperLogLog data structure. By carefully corrupting a HyperLogLog using the SETRANGE command, an attacker could trick Redis interpretation of dense HLL encoding into writing up to 3 bytes beyond the end of a heap-allocated buffer...

redis: Heap buffer overflow in HyperLogLog triggered by malicious client

A heap buffer overflow vulnerability was found in the Redis HyperLogLog data structure. By carefully corrupting a HyperLogLog using the SETRANGE command, an attacker could trick Redis interpretation of dense HLL encoding into writing up to 3 bytes beyond the end of a heap-allocated buffer...