CVE-2025-12970

CVE-2025-12970

Published Nov 24, 2025 CVSS 3.1 · 8.8 High EPSS 1.1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Treasuredata
Treasuredata fluent Bit
Weaknesses CWE-120
CPEs cpe:2.3:a:treasuredata:fluent_bit:4.1.0:*:*:*:*:*:*:*
Vendors & Products Treasuredata
Treasuredata fluent Bit
Type Values Removed Values Added
First Time appeared Fluentbit
Fluentbit fluent Bit
Vendors & Products Fluentbit
Fluentbit fluent Bit
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
Title CVE-2025-12970
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
certcc
Published
Updated
Jan 7, 2026, 3:36 PM
Reserved
Nov 10, 2025, 5:54 PM
Status
Modified
Published
Nov 24, 2025, 3:15 PM
Modified
Oct 18, 2026, 8:10 PM