CVE-2015-6823
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I. Basic Information for CVE-2015-6823
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
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.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
FFmpeg 拒绝服务漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
FFmpeg是FFmpeg团队的一套可录制、转换以及流化音视频的完整解决方案。 FFmpeg 2.7.2之前版本的libavcodec/alac.c文件中的‘allocate_buffers’函数存在安全漏洞，该漏洞源于程序没有初始化特定的环境数据。远程攻击者可借助特制的Apple Lossless Audio Codec(ALAC)数据利用该漏洞造成拒绝服务（段错误）。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| - | n/a | n/a | - |
II. Public POCs for CVE-2015-6823
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · n/a · 2015-09-06 · 9 CVEs total
| CVE-2015-6818 | FFmpeg 拒绝服务漏洞 | |
| CVE-2015-6819 | FFmpeg 整数溢出漏洞 | |
| CVE-2015-6820 | FFmpeg 拒绝服务漏洞 | |
| CVE-2015-6821 | FFmpeg 输入验证漏洞 | |
| CVE-2015-6822 | FFmpeg 拒绝服务漏洞 | |
| CVE-2015-6824 | FFmpeg 输入验证漏洞 | |
| CVE-2015-6825 | FFmpeg 输入验证漏洞 | |
| CVE-2015-6826 | FFmpeg 输入验证漏洞 |
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