漏洞信息
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Vulnerability Title
Gstreamer1-plugins-bad-free: gstreamer: denial of service via av1 tile_list_obu parser byte/bit confusion
Vulnerability Description
A denial of service vulnerability was found in GStreamer's AV1 codec parser in gst-plugins-bad. The gst_av1_parser_parse_tile_list_obu() function passes a byte count to a bit-reader API that expects a bit count, causing parser desynchronization. A remote attacker could trick a user into opening a specially crafted AV1 media file, triggering an assertion abort and causing the application to crash.
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Vulnerability Type
可达断言
Vulnerability Title
GStreamer 异常处理不当漏洞
Vulnerability Description
GStreamer是GStreamer组织开源的一套用于处理流媒体的框架。 GStreamer存在异常处理不当漏洞,该漏洞源于gst-plugins-bad中的AV1 codec解析器中gst_av1_parser_parse_tile_list_obu()函数将字节计数传递给期望位计数的位读取器API,导致解析器失步,远程攻击者可能诱骗用户打开特制的AV1媒体文件,触发断言异常,导致应用程序崩溃。
CVSS Information
N/A
Vulnerability Type
N/A