Fluent Bit extract_name Heap Buffer Overflow DoS

The vulnerability of the indocker plugin of the extractname tool in Fluent Bit’s logging and processing tool is related to buffer overflow in the stack. Exploiting this vulnerability could allow an attacker to cause a service failure remotely...

CVE-2025-12970

The extractname function in Fluent Bit indocker input plugin copies container names into a fixed size stack buffer without validating length. An attacker who can create containers or control container names, can supply a long name that overflows the buffer, leading to process crash or arbitrary...

CVE-2025-12970

The Fluent Bit log collection and processing tool contains a stack buffer overflow vulnerability in the extract_name function of the in_docker input plugin. The flaw occurs because the software copies container names into a fixed-size stack buffer without validating the input length. An attacker ...