BIT-fluent-bit-2025-12970

vendorUSosv

CVE-2025-12970

view advisory published 2025-12-01Licence: per source

The extract_name function in Fluent Bit in_docker 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 code execution.

describes (1)

Related CVEs.

ID	severity	EPSS	exploitable	published
CVE-2025-12970US	—	1.07% (65th)	—	2025-11-24
The extract_name function in Fluent Bit in_docker input plugin copies container names into a fixed size stack buffer without validating length. An attacker who can create container…

references

External citations — patches, advisories, analysis.

https://fluentbit.io/blog/2025/10/28/security-vulnerabilities-addressed-in-fluent-bit-v4.1-and-backported-to-v4.0/WEB
https://nvd.nist.gov/vuln/detail/CVE-2025-12970WEB
https://www.oligo.security/blog/critical-vulnerabilities-in-fluent-bit-expose-cloud-environments-to-remote-takeoverWEB

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