FFmpeg up to 2.8.1 Chroma Format Indicator libavcodec/hevc_ps.c ff_hevc_parse_sps HEVC Data input validation
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
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5.1 | $0-$5k | 0.00 |
A vulnerability was found in FFmpeg up to 2.8.1 (Multimedia Processing Software). It has been declared as problematic. Affected by this vulnerability is the function ff_hevc_parse_sps
of the file libavcodec/hevc_ps.c of the component Chroma Format Indicator Handler. The manipulation as part of a HEVC Data leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly. As an impact it is known to affect availability. The summary by CVE is:
The ff_hevc_parse_sps function in libavcodec/hevc_ps.c in FFmpeg before 2.8.2 does not validate the Chroma Format Indicator, which allows remote attackers to cause a denial of service (out-of-bounds array access) or possibly have unspecified other impact via crafted High Efficiency Video Coding (HEVC) data.
The weakness was published 11/17/2015 as confirmed git commit (GIT Repository). The advisory is shared at git.videolan.org. This vulnerability is known as CVE-2015-8217 since 11/16/2015. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available.
The vulnerability scanner Nessus provides a plugin with the ID 87178 (FreeBSD : ffmpeg -- multiple vulnerabilities (b0da85af-21a3-4c15-a137-fe9e4bc86002)), 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 2.8.2 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.videolan.org. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published 3 weeks after the disclosure of the vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (87178). Similar entries are available at 73166, 77583, 77585 and 77586.
Product
Type
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
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CVSSv3
VulDB Meta Base Score: 5.3VulDB Meta Temp Score: 5.1
VulDB Base Score: 5.3
VulDB Temp Score: 5.1
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CVSSv2
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Exploiting
Class: Input validationCWE: CWE-20
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
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Nessus ID: 87178
Nessus Name: FreeBSD : ffmpeg -- multiple vulnerabilities (b0da85af-21a3-4c15-a137-fe9e4bc86002)
Nessus File: 🔍
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
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Countermeasures
Recommended: UpgradeStatus: 🔍
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Exposure Time: 🔍
Upgrade: FFmpeg 2.8.2
Patch: 93f30f825c08477fe8f76be00539e96014cc83c8
Timeline
11/16/2015 🔍11/16/2015 🔍
11/16/2015 🔍
11/16/2015 🔍
11/17/2015 🔍
11/17/2015 🔍
12/02/2015 🔍
12/03/2015 🔍
12/06/2015 🔍
06/27/2022 🔍
Sources
Product: ffmpeg.orgAdvisory: DLA 1611-1
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2015-8217 (🔍)
Vulnerability Center: 54801 - FFmpeg before 2.8.2 Remote DoS and Unspecified Other Impact via Crafted High Efficiency Video Coding (HEVC) Data, High
SecurityFocus: 77640 - FFmpeg Multiple Out of Bounds Denial of Service Vulnerabilities
See also: 🔍
Entry
Created: 11/17/2015 09:19Updated: 06/27/2022 14:16
Changes: 11/17/2015 09:19 (66), 05/11/2018 12:55 (11), 06/27/2022 14:16 (4)
Complete: 🔍
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