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Date: Sat, 8 Oct 2016 07:09:17 +0000
From: 连一汉 <lianyihan@....cn>
To: "oss-security@...ts.openwall.com" <oss-security@...ts.openwall.com>
Subject: ffmpeg before 3.1.4 [CVE-2016-7562] [CVE-2016-7122] [CVE-2016-7450] [CVE-2016-7502]
 [CVE-2016-7555] [CVE-2016-7785] [CVE-2016-7905]

CVE-2016-7562

ff_draw_pc_font in ffmpeg before 3.1.4 uses incorrect font_height value ,which allows remote attackers to cause ffmpeg service a out-of-bounds array write fault
when it uses 'ansi' to decode a AVI file which has a crafted 'strf' struct.

fixs:https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/496267f8e9ec218351e4359e1fde48722d4fc804



CVE-2016-7122

avi_read_nikon in ffmpeg before 3.1.4 is vulnerable to infinite loop when it decode an AVI file which has a crafted 'nctg' struct.

fixs:https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/ed38046c5c2e3b310980be32287179895c83e0d8




CVE-2016-7450

i2f in ffmpeg before 3.1.4 uses incorrect re_signal value ,which results in an out-of-bounds array read .

fixs:https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/ac8ac46641adef208485baebc3734463bf0bd266




CVE-2016-7502

cavs_idct8_add_c in ffmpeg before 3.1.4 uses incorrect block value ,which results in an out-of-bounds array read .

fixs:https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/9d738e6968757d4e70c8e07e0b720ac0004accc4




CVE-2016-7555

avi_read_header in ffmpeg before 3.1.4 is vulnerable to a memory leakage issue when it decodes an AVI file which has a crafted 'strh' struct.

fixs:https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/8834e080c20d3d23c3ffe779371359f9b9b835ec


CVE-2016-7785

avi_read_seek in ffmpeg before 3.1.4 uses incorrect scale value , which allows remote attackers to cause a assert fault of service via an AVI file which has a craft 'strh' struct.

fixs:https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/c8c5f66b42edc37474baa5cb51460cbf6f33075b




CVE-2016-7905

read_gab2_sub in ffmpeg before 3.1.4 is vulnerable to a null-point-exception when it decodes an AVI file which has a crafted 'gab2' struct.

fixs:https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/622ccbd8ab894e3ac6cdf607e3d4f39e406786e9


Reported by LianYihan in Qihoo 360 Gear Team.

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