CVE-2016-7969

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Source
https://cve.org/CVERecord?id=CVE-2016-7969
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-7969.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2016-7969
Downstream
Related
Published
2017-03-03T16:59:00.560Z
Modified
2026-07-08T12:06:32.889369Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

The wraplinessmart function in ass_render.c in libass before 0.13.4 allows remote attackers to cause a denial of service (out-of-bounds read) via unspecified vectors, related to "0/3 line wrapping equalization."

Database specific 
{
    "unresolved_ranges": [
        {
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:fedoraproject:fedora:23:*:*:*:*:*:*:*",
                "cpe:2.3:o:fedoraproject:fedora:24:*:*:*:*:*:*:*",
                "cpe:2.3:o:fedoraproject:fedora:25:*:*:*:*:*:*:*"
            ],
            "vendor_product": "fedoraproject:fedora",
            "extracted_events": [
                {
                    "introduced": "23"
                },
                {
                    "last_affected": "23"
                },
                {
                    "introduced": "24"
                },
                {
                    "last_affected": "24"
                },
                {
                    "introduced": "25"
                },
                {
                    "last_affected": "25"
                }
            ]
        },
        {
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:*"
            ],
            "vendor_product": "opensuse:leap",
            "extracted_events": [
                {
                    "introduced": "42.1"
                },
                {
                    "last_affected": "42.1"
                }
            ]
        },
        {
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*"
            ],
            "vendor_product": "opensuse:opensuse",
            "extracted_events": [
                {
                    "introduced": "13.2"
                },
                {
                    "last_affected": "13.2"
                }
            ]
        }
    ]
}
References

Affected packages

Git / github.com/libass/libass

Affected ranges

Type
GIT
Repo
https://github.com/libass/libass
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
27b0232b0d9259bc009389a019eb6b47103f484a
Fixed
f4f48950788b91c6a30029cc28a240b834713ea7
Fixed
8551555c86f50f978f9ddd55a8d20bceb80d92fc
Database specific 
{
    "cpe": "cpe:2.3:a:libass_project:libass:*:*:*:*:*:*:*:*",
    "source": [
        "CPE_RANGE",
        "REFERENCES"
    ],
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "0.13.3"
        }
    ]
}

Affected versions

0.*
0.10.0
0.10.1
0.10.2
0.11.0
0.11.1
0.11.2
0.12.0
0.12.1
0.12.2
0.12.3
0.13.0
0.13.1
0.13.2
0.13.3
0.9.10
0.9.11
0.9.12
0.9.7
0.9.8
0.9.9

Database specific

vanir_signatures 
[
    {
        "digest": {
            "length": 3562.0,
            "function_hash": "51762142420342031960033178136166488581"
        },
        "signature_version": "v1",
        "source": "https://github.com/libass/libass/commit/f4f48950788b91c6a30029cc28a240b834713ea7",
        "signature_type": "Function",
        "target": {
            "function": "wrap_lines_smart",
            "file": "libass/ass_render.c"
        },
        "id": "CVE-2016-7969-4e1985b9",
        "deprecated": false
    },
    {
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "71668818312444884182579424001384264623",
                "153709568892301489054239187538722912346",
                "249660998431858653011787501624001113437",
                "267991441071277646004286811666452386671"
            ]
        },
        "signature_version": "v1",
        "source": "https://github.com/libass/libass/commit/f4f48950788b91c6a30029cc28a240b834713ea7",
        "signature_type": "Line",
        "target": {
            "file": "libass/ass_render.c"
        },
        "id": "CVE-2016-7969-6cbe8aa7",
        "deprecated": false
    }
]
vanir_signatures_modified 
"2026-07-08T12:06:32Z"
source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-7969.json"