漏洞信息
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Vulnerability Title
libheif has Heap Out Of Bounds Write in unci subsystem
Vulnerability Description
libheif is a HEIF and AVIF file format decoder and encoder. In versions 1.19.0 through 1.21.2, a crafted HEIF file (uncompressed `unci` codec, tiled, component-interleaved, 4:2:0) triggers a heap out-of-bounds write in libheif's uncompressed tile decoder. The write overwrites the C++ vtable pointer of an adjacent `unc_decoder_component_interleave` object; the next virtual call dispatches to an attacker-chosen address. Version 1.22.0 patches the issue.
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
Vulnerability Type
跨界内存写
Vulnerability Title
strukturag libheif 缓冲区错误漏洞
Vulnerability Description
strukturag libheif是strukturag的图像编解码库。 strukturag libheif 1.19.0版本至1.21.2版本存在缓冲区错误漏洞,该漏洞源于特制HEIF文件触发了非压缩图块解码器中的堆越界写入,覆盖了相邻对象的C++虚表指针,可能导致攻击者控制下一条虚函数调用地址。
CVSS Information
N/A
Vulnerability Type
N/A