FFmpeg up to 2.8.3 JPEG 2000 Data libavcodec/jpeg2000dwt.c ff_dwt_decode memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.6$0-$5k0.00

A vulnerability classified as critical was found in FFmpeg up to 2.8.3 (Multimedia Processing Software). Affected by this vulnerability is the function ff_dwt_decode of the file libavcodec/jpeg2000dwt.c of the component JPEG 2000 Data Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The ff_dwt_decode function in libavcodec/jpeg2000dwt.c in FFmpeg before 2.8.4 does not validate the number of decomposition levels before proceeding with Discrete Wavelet Transform decoding, which allows remote attackers to cause a denial of service (out-of-bounds array access) or possibly have unspecified other impact via crafted JPEG 2000 data.

The weakness was presented 12/24/2015 by Gynvael Coldwind (j00ru) (Website). It is possible to read the advisory at git.videolan.org. This vulnerability is known as CVE-2015-8662 since 12/23/2015. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 87611 (FreeBSD : ffmpeg -- multiple vulnerabilities (4bae544d-06a3-4352-938c-b3bcbca89298)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 176784 (Debian Security Update for libav (DLA 1611-1)).

Upgrading to version 2.8.4 eliminates this vulnerability. A possible mitigation has been published 4 days after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (87611). See 73166, 77583, 77585 and 77586 for similar entries.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.6

VulDB Base Score: 8.3
VulDB Temp Score: 7.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.3
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

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Current Price Estimation: 🔍

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Nessus ID: 87611
Nessus Name: FreeBSD : ffmpeg -- multiple vulnerabilities (4bae544d-06a3-4352-938c-b3bcbca89298)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 850584
OpenVAS Name: SuSE Update for ffmpeg openSUSE-SU-2016:0089-1 (ffmpeg)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
Exposure Time: 🔍

Upgrade: FFmpeg 2.8.4
Patch: 75422280fbcdfbe9dc56bde5525b4d8b280f1bc5

Timelineinfo

12/23/2015 🔍
12/23/2015 +0 days 🔍
12/23/2015 +0 days 🔍
12/23/2015 +0 days 🔍
12/24/2015 +1 days 🔍
12/25/2015 +1 days 🔍
12/28/2015 +3 days 🔍
12/29/2015 +1 days 🔍
01/04/2016 +6 days 🔍
07/01/2022 +2370 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: DLA 1611-1
Researcher: Gynvael Coldwind (j00ru)
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-8662 (🔍)
SecurityTracker: 1034539
Vulnerability Center: 55481 - FFmpeg <2.8.4 Remote DoS or Unspecified Other Impact via Crafted JPEG, Medium
SecurityFocus: 79695 - FFmpeg 'ff_dwt_encode()' Function Out of Bounds Denial of Service Vulnerability

See also: 🔍

Entryinfo

Created: 12/25/2015 12:27
Updated: 07/01/2022 14:25
Changes: 12/25/2015 12:27 (64), 06/20/2018 08:33 (25), 07/01/2022 14:25 (7)
Complete: 🔍

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