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fluent bit vulnerability
About this tag
The fluent bit vulnerability tag covers security issues affecting Fluent Bit, a lightweight log processor and forwarder. Recent discussions focus on CVE-2025-29477, a local Denial-of-Service (DoS) vulnerability in Fluent Bit v3.7.2. This flaw resides in the consume_event function, allowing a low-privileged local attacker to trigger uncontrolled resource consumption (CWE-400), potentially crashing or hanging the agent. The vulnerability is rated medium severity but with high availability impact. Users and platform operators should assess exposure and apply patches or mitigations. The tag includes threat analysis, CVE details, and practical guidance for securing Fluent Bit deployments.
Fluent Bit users and platform operators should treat CVE-2025-29477 as a practical, local Denial‑of‑Service (DoS) hazard: a flaw in Fluent Bit v3.7.2’s event-processing path (the function consume_event) allows a local, low‑privilege actor to exhaust resources and crash or hang the agent...