CVE-2017-12985

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Source
https://nvd.nist.gov/vuln/detail/CVE-2017-12985
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2017-12985.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2017-12985
Downstream
Related
Published
2017-09-14T06:29:00Z
Modified
2025-10-15T08:45:24.624574Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

The IPv6 parser in tcpdump before 4.9.2 has a buffer over-read in print-ip6.c:ip6_print().

References

Affected packages

Git / github.com/the-tcpdump-group/tcpdump

Affected ranges

Type
GIT
Repo
https://github.com/the-tcpdump-group/tcpdump
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
66df248b49095c261138b5a5e34d341a6bf9ac7f

Affected versions

tcpdump-3.*

tcpdump-3.5.1
tcpdump-3.6.1
tcpdump-3.7.1
tcpdump-3.8-bp

tcpdump-4.*

tcpdump-4.5.0
tcpdump-4.6.0
tcpdump-4.6.0-bp
tcpdump-4.7.0-bp
tcpdump-4.9.0-bp

Database specific

vanir_signatures

[
    {
        "deprecated": false,
        "id": "CVE-2017-12985-166ddcbb",
        "signature_type": "Line",
        "signature_version": "v1",
        "source": "https://github.com/the-tcpdump-group/tcpdump/commit/66df248b49095c261138b5a5e34d341a6bf9ac7f",
        "target": {
            "file": "print-ip6.c"
        },
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
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            ]
        }
    },
    {
        "deprecated": false,
        "id": "CVE-2017-12985-aec91162",
        "signature_type": "Line",
        "signature_version": "v1",
        "source": "https://github.com/the-tcpdump-group/tcpdump/commit/66df248b49095c261138b5a5e34d341a6bf9ac7f",
        "target": {
            "file": "print-mobility.c"
        },
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "281509564500826239494950034711445233155",
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            ]
        }
    },
    {
        "deprecated": false,
        "id": "CVE-2017-12985-f2297c56",
        "signature_type": "Function",
        "signature_version": "v1",
        "source": "https://github.com/the-tcpdump-group/tcpdump/commit/66df248b49095c261138b5a5e34d341a6bf9ac7f",
        "target": {
            "file": "print-ip6.c",
            "function": "ip6_print"
        },
        "digest": {
            "function_hash": "169330906075847559816538962733623101211",
            "length": 3973.0
        }
    }
]