CVE-2012-6615 - Vulnerability Details - OpenCVE

Description

The ff_ass_split_override_codes function in libavcodec/ass_split.c in FFmpeg before 1.0.2 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a subtitle dialog without text.

Published: 2013-12-24

Score: 4.3 Medium

EPSS: 2.3% Low

KEV: No

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

OR	cpe:2.3:a:ffmpeg:ffmpeg::::::::
	cpe:2.3:a:ffmpeg:ffmpeg:1.0:::::::*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2012-6461	The ff_ass_split_override_codes function in libavcodec/ass_split.c in FFmpeg before 1.0.2 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a subtitle dialog without text.

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.02268.

Key SSVC decision points have not yet been added.

References

Link	Providers
http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=20c121c00747d6c3b0b0f98deeff021171b2ed74
http://secunia.com/advisories/51964
http://www.ffmpeg.org/security.html
http://www.osvdb.org/89592
https://trac.ffmpeg.org/ticket/2048

History

No history.

Subscriptions

Ffmpeg Ffmpeg

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2013-12-24T20:00:00.000Z

Updated: 2024-09-16T17:09:13.870Z

Reserved: 2013-12-24T00:00:00.000Z

Link: CVE-2012-6615

Vulnrichment

No data.

NVD

Status : Modified

Published: 2013-12-24T20:55:04.560

Modified: 2026-06-16T23:48:28.873

Link: CVE-2012-6615

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

NVD-CWE-Other

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "The ff_ass_split_override_codes function in libavcodec/ass_split.c in FFmpeg before 1.0.2 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a subtitle dialog without text."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2013-12-24T20:00:00.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=20c121c00747d6c3b0b0f98deeff021171b2ed74"}, {"tags": ["x_refsource_CONFIRM"], "url": "http://www.ffmpeg.org/security.html"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://trac.ffmpeg.org/ticket/2048"}, {"name": "89592", "tags": ["vdb-entry", "x_refsource_OSVDB"], "url": "http://www.osvdb.org/89592"}, {"name": "51964", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/51964"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2012-6615", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "The ff_ass_split_override_codes function in libavcodec/ass_split.c in FFmpeg before 1.0.2 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a subtitle dialog without text."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "http://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=20c121c00747d6c3b0b0f98deeff021171b2ed74", "refsource": "CONFIRM", "url": "http://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=20c121c00747d6c3b0b0f98deeff021171b2ed74"}, {"name": "http://www.ffmpeg.org/security.html", "refsource": "CONFIRM", "url": "http://www.ffmpeg.org/security.html"}, {"name": "https://trac.ffmpeg.org/ticket/2048", "refsource": "CONFIRM", "url": "https://trac.ffmpeg.org/ticket/2048"}, {"name": "89592", "refsource": "OSVDB", "url": "http://www.osvdb.org/89592"}, {"name": "51964", "refsource": "SECUNIA", "url": "http://secunia.com/advisories/51964"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-06T21:36:01.446Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=20c121c00747d6c3b0b0f98deeff021171b2ed74"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://www.ffmpeg.org/security.html"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://trac.ffmpeg.org/ticket/2048"}, {"name": "89592", "tags": ["vdb-entry", "x_refsource_OSVDB", "x_transferred"], "url": "http://www.osvdb.org/89592"}, {"name": "51964", "tags": ["third-party-advisory", "x_refsource_SECUNIA", "x_transferred"], "url": "http://secunia.com/advisories/51964"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2012-6615", "datePublished": "2013-12-24T20:00:00.000Z", "dateReserved": "2013-12-24T00:00:00.000Z", "dateUpdated": "2024-09-16T17:09:13.870Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:ffmpeg:ffmpeg:*:*:*:*:*:*:*:*", "matchCriteriaId": "2915009E-B985-4C8C-AA92-A7DD5A023AED", "versionEndIncluding": "1.0.1", "vulnerable": true}, {"criteria": "cpe:2.3:a:ffmpeg:ffmpeg:1.0:*:*:*:*:*:*:*", "matchCriteriaId": "23E57BB1-DF1E-4173-BE52-72E2B3E6BA23", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The ff_ass_split_override_codes function in libavcodec/ass_split.c in FFmpeg before 1.0.2 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a subtitle dialog without text."}, {"lang": "es", "value": "La funci\u00f3n ff_ass_split_override_codes en libavcodec/ass_split.c en FFmpeg anteriores a 1.0.2 permite a atacantes remotos causar denegaci\u00f3n de servicio (referencia a puntero NULL y ca\u00edda) a trav\u00e9s de un di\u00e1logo de subt\u00edtulos sin texto."}], "evaluatorComment": "Per: http://cwe.mitre.org/data/definitions/476.html\n\n\"CWE-476: NULL Pointer Dereference\"\n\nAC:M for notation of file in bug report\n\n\" ffmpeg crashes reproducibly when converting files with some subtitles.\ni've seen the crash with self-compiled ffmpeg 1.0 as well as the Mac OS X binary (linked to from the hompage) for 1.0.1.\n\ndownload the sample file:\n?https://dl.dropbox.com/u/7221986/ffmpeg-bug.mkv\"", "id": "CVE-2012-6615", "lastModified": "2026-06-16T23:48:28.873", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}]}, "published": "2013-12-24T20:55:04.560", "references": [{"source": "cve@mitre.org", "url": "http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=20c121c00747d6c3b0b0f98deeff021171b2ed74"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/51964"}, {"source": "cve@mitre.org", "url": "http://www.ffmpeg.org/security.html"}, {"source": "cve@mitre.org", "url": "http://www.osvdb.org/89592"}, {"source": "cve@mitre.org", "url": "https://trac.ffmpeg.org/ticket/2048"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=20c121c00747d6c3b0b0f98deeff021171b2ed74"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/51964"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.ffmpeg.org/security.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.osvdb.org/89592"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://trac.ffmpeg.org/ticket/2048"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}