CVE-2018-12460

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Source
https://cve.org/CVERecord?id=CVE-2018-12460
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-12460.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2018-12460
Downstream
Published
2018-06-15T15:29:00.327Z
Modified
2026-02-24T11:26:10.678507Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

libavcodec in FFmpeg 4.0 may trigger a NULL pointer dereference if the studio profile is incorrectly detected while converting a crafted AVI file to MPEG4, leading to a denial of service, related to idctdsp.c and mpegvideo.c.

References

Affected packages

Git / github.com/ffmpeg/ffmpeg

Affected ranges

Type
GIT
Repo
https://github.com/ffmpeg/ffmpeg
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
b3332a182f8ba33a34542e4a0370f38b914ccf7d

Affected versions

Other
N
n0.*
n0.11-dev
n0.12-dev
n0.8
n1.*
n1.1-dev
n1.2-dev
n1.3-dev
n2.*
n2.0
n2.1-dev
n2.2-dev
n2.3-dev
n2.4-dev
n2.5-dev
n2.6-dev
n2.7-dev
n2.8-dev
n2.9-dev
n3.*
n3.1-dev
n3.2-dev
n3.3-dev
n3.4-dev
n3.5-dev
n4.*
n4.1-dev

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-12460.json"
vanir_signatures 
[
    {
        "source": "https://github.com/ffmpeg/ffmpeg/commit/b3332a182f8ba33a34542e4a0370f38b914ccf7d",
        "signature_type": "Line",
        "digest": {
            "line_hashes": [
                "203287591705143062107314822259186818250",
                "282324406643675235954044795659311484560",
                "333694940045075628046426726534229330266",
                "163351085974951288276078275623224076606"
            ],
            "threshold": 0.9
        },
        "deprecated": false,
        "target": {
            "file": "libavcodec/mpegvideo.c"
        },
        "id": "CVE-2018-12460-33b6afd3",
        "signature_version": "v1"
    },
    {
        "source": "https://github.com/ffmpeg/ffmpeg/commit/b3332a182f8ba33a34542e4a0370f38b914ccf7d",
        "signature_type": "Function",
        "digest": {
            "function_hash": "28671708147843153440469134798873711068",
            "length": 2672.0
        },
        "deprecated": false,
        "target": {
            "file": "libavcodec/idctdsp.c",
            "function": "ff_idctdsp_init"
        },
        "id": "CVE-2018-12460-35b548de",
        "signature_version": "v1"
    },
    {
        "source": "https://github.com/ffmpeg/ffmpeg/commit/b3332a182f8ba33a34542e4a0370f38b914ccf7d",
        "signature_type": "Line",
        "digest": {
            "line_hashes": [
                "126536519982937281418884318443799011247",
                "250889362032603908287582132871077149337",
                "290159734777921403366208928525488705450",
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            ],
            "threshold": 0.9
        },
        "deprecated": false,
        "target": {
            "file": "libavcodec/idctdsp.c"
        },
        "id": "CVE-2018-12460-9110840e",
        "signature_version": "v1"
    },
    {
        "source": "https://github.com/ffmpeg/ffmpeg/commit/b3332a182f8ba33a34542e4a0370f38b914ccf7d",
        "signature_type": "Function",
        "digest": {
            "function_hash": "39856762836001306115006842251816044728",
            "length": 750.0
        },
        "deprecated": false,
        "target": {
            "file": "libavcodec/mpegvideo.c",
            "function": "ff_mpv_idct_init"
        },
        "id": "CVE-2018-12460-b8d9faf7",
        "signature_version": "v1"
    },
    {
        "source": "https://github.com/ffmpeg/ffmpeg/commit/b3332a182f8ba33a34542e4a0370f38b914ccf7d",
        "signature_type": "Line",
        "digest": {
            "line_hashes": [
                "130799097354866713191710292741187585976",
                "256346152185321240798215610385516487639",
                "73658507746507163792722605294300294903",
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            ],
            "threshold": 0.9
        },
        "deprecated": false,
        "target": {
            "file": "libavcodec/idctdsp.h"
        },
        "id": "CVE-2018-12460-f62ef0ba",
        "signature_version": "v1"
    }
]