CVE-2017-6802

An issue was discovered in ytnef before 1.9.2. There is a potential heap-based buffer over-read on incoming Compressed RTF Streams, related to DecompressRTF() in libytnef.

References

Affected packages

Git / github.com/yeraze/ytnef

Affected ranges

Type

GIT

Repo

https://github.com/yeraze/ytnef

Events

Introduced

Last affected

b36d6b25b7a546fc28d6c3812124e487987a4910

Fixed

22f8346c8d4f0020a40d9f258fdb3bfc097359cc

Database specific

{
    "versions": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "1.9.1"
        }
    ]
}

Affected versions

v1.*

v1.7

v1.8

v1.9

v1.9.1

v1.9.1-2

Database specific

unresolved_ranges

[
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "8.0"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "9.0"
            }
        ]
    }
]

vanir_signatures

[
    {
        "signature_type": "Line",
        "deprecated": false,
        "id": "CVE-2017-6802-3e1461a9",
        "target": {
            "file": "lib/ytnef.c"
        },
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "339425726455946902531056660795926002318",
                "282937161389154332084400666347938973863",
                "323291244489537285362763602063071117358",
                "79985221685550948486671060107385885610"
            ]
        },
        "signature_version": "v1",
        "source": "https://github.com/yeraze/ytnef/commit/22f8346c8d4f0020a40d9f258fdb3bfc097359cc"
    },
    {
        "signature_type": "Function",
        "deprecated": false,
        "id": "CVE-2017-6802-4e85c428",
        "target": {
            "file": "lib/ytnef.c",
            "function": "DecompressRTF"
        },
        "digest": {
            "length": 2160.0,
            "function_hash": "211186934015105063584045027752204152342"
        },
        "signature_version": "v1",
        "source": "https://github.com/yeraze/ytnef/commit/22f8346c8d4f0020a40d9f258fdb3bfc097359cc"
    }
]

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-6802.json"