CVE-2025-12970

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Source
https://cve.org/CVERecord?id=CVE-2025-12970
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-12970.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2025-12970
Aliases
Downstream
AZL (2)
Published
2025-11-24T14:39:52Z
Modified
2026-10-21T02:52:07Z
Severity
  • 8.8 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
CVE-2025-12970
Details

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.

Database specific 
{
    "cna_assigner":  "certcc",
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/12xxx/CVE-2025-12970.json",
    "unresolved_ranges":  [
        {
            "extracted_events":  [
                {
                    "range":  [
                        {
                            "fixed":  "4.0.12"
                        }
                    ],
                    "source":  "AFFECTED_FIELD",
                    "strategy":  "StandardRange"
                }
            ]
        }
    ]
}
References

Affected packages

Git / github.com/fluent/fluent-bit

Affected ranges

Type
GIT
Repo
https://github.com/fluent/fluent-bit
Events
Introduced
a8bd9e4cf636710dc7ce3af9d940bb4d91e660fc
Last Affected
a8bd9e4cf636710dc7ce3af9d940bb4d91e660fc
Database specific
Show details 
{
    "extracted_events":  [
        {
            "cpe":  "cpe:2.3:a:treasuredata:fluent_bit:4.1.0:*:*:*:*:*:*:*",
            "range":  [
                {
                    "introduced":  "4.1.0"
                },
                {
                    "last_affected":  "4.1.0"
                }
            ],
            "source":  "CPE_STRING"
        }
    ]
}

Affected versions

4.*
4.1.0
v4.*
v4.1.0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-12970.json"