CVE-2017-14061

Source
https://nvd.nist.gov/vuln/detail/CVE-2017-14061
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2017-14061.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2017-14061
Published
2017-08-31T16:29:00.223Z
Modified
2025-11-14T05:02:49.510518Z
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

Integer overflow in the _isBidi function in bidi.c in Libidn2 before 2.0.4 allows remote attackers to cause a denial of service or possibly have unspecified other impact.

References

Affected packages

Git / gitlab.com/libidn/libidn2

Affected ranges

Type
GIT
Repo
https://gitlab.com/libidn/libidn2
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed

Affected versions

libidn2-0.*

libidn2-0.10
libidn2-0.11
libidn2-0.12
libidn2-0.13
libidn2-0.14
libidn2-0.15
libidn2-0.16
libidn2-0.3
libidn2-0.4
libidn2-0.5
libidn2-0.6
libidn2-0.7
libidn2-0.8
libidn2-0.9

libidn2-2.*

libidn2-2.0.0
libidn2-2.0.1
libidn2-2.0.2
libidn2-2.0.3

Database specific

vanir_signatures

[
    {
        "signature_version": "v1",
        "id": "CVE-2017-14061-2c4fa394",
        "deprecated": false,
        "signature_type": "Line",
        "source": "https://gitlab.com/libidn/libidn2@16853b6973a1e72fee2b7cccda85472cb9951305",
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "160679738170611937874974878731048036454",
                "87206294603082672992889430948119318764",
                "335803293428719535057088299753648925603",
                "8436034580668238460087211865216003011",
                "72556297230441291636993969941997891095",
                "153368568659221122599599095595139775901"
            ]
        },
        "target": {
            "file": "lib/bidi.c"
        }
    },
    {
        "signature_version": "v1",
        "id": "CVE-2017-14061-b7cfb5fd",
        "deprecated": false,
        "signature_type": "Function",
        "source": "https://gitlab.com/libidn/libidn2@16853b6973a1e72fee2b7cccda85472cb9951305",
        "digest": {
            "length": 216.0,
            "function_hash": "29905345154764789186271999601131890633"
        },
        "target": {
            "function": "_isBidi",
            "file": "lib/bidi.c"
        }
    }
]