FFmpeg up to 2.7.1 libavcodec/alac.c allocate_buffers

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in FFmpeg up to 2.7.1. Impacted is the function allocate_buffers of the file libavcodec/alac.c. Such manipulation leads to denial of service. This vulnerability is listed as CVE-2015-6823. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in FFmpeg up to 2.7.1 (Multimedia Processing Software). It has been rated as problematic. Affected by this issue is the function allocate_buffers of the file libavcodec/alac.c. The manipulation with an unknown input leads to a code vulnerability. Using CWE to declare the problem leads to CWE-17. Impacted is availability. CVE summarizes:

The allocate_buffers function in libavcodec/alac.c in FFmpeg before 2.7.2 does not initialize certain context data, which allows remote attackers to cause a denial of service (segmentation violation) or possibly have unspecified other impact via crafted Apple Lossless Audio Codec (ALAC) data.

The weakness was presented 09/06/2015 (Website). The advisory is shared for download at git.videolan.org. This vulnerability is handled as CVE-2015-6823 since 09/05/2015. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 86044 (FreeBSD : ffmpeg -- multiple vulnerabilities (3d950687-b4c9-4a86-8478-c56743547af8)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 176785 (Debian Security Update for libav (DLA 1611-2)).

Upgrading to version 2.7.2 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (86044), SecurityFocus (BID 77073†) and Vulnerability Center (SBV-53327†). See VDB-73166, VDB-77583, VDB-77584 and VDB-77585 for similar entries. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Code
CWE: CWE-17
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 86044
Nessus Name: FreeBSD : ffmpeg -- multiple vulnerabilities (3d950687-b4c9-4a86-8478-c56743547af8)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 12024
OpenVAS Name: Mageia Linux Local Check: mgasa-2016-0018
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍
Upgrade: FFmpeg 2.7.2
Patch: f7068bf277a37479aecde2832208d820682b35e6

Timelineinfo

09/05/2015 🔍
09/05/2015 +0 days 🔍
09/05/2015 +0 days 🔍
09/06/2015 +1 days 🔍
09/07/2015 +1 days 🔍
10/09/2015 +32 days 🔍
06/14/2022 +2440 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: DLA 1611-2
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-6823 (🔍)
GCVE (CVE): GCVE-0-2015-6823
GCVE (VulDB): GCVE-100-77588
SecurityFocus: 77073
SecurityTracker: 1033483
Vulnerability Center: 53327 - FFmpeg before 2.7.2 Remote DoS or Unspecified Other Impact in allocate_buffers() via Crafted ALAC Data, High

See also: 🔍

Entryinfo

Created: 09/07/2015 10:12
Updated: 06/14/2022 11:13
Changes: 09/07/2015 10:12 (62), 02/04/2018 10:31 (6), 06/14/2022 11:06 (6), 06/14/2022 11:13 (1)
Complete: 🔍
Cache ID: 216:25F:103

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