Vulnerability Information
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Vulnerability Title
LIBPNG has an out-of-bounds read in png_image_read_composite
Vulnerability Description
LIBPNG is a reference library for use in applications that read, create, and manipulate PNG (Portable Network Graphics) raster image files. Prior to 1.6.52, an out-of-bounds read vulnerability in libpng's simplified API allows reading up to 1012 bytes beyond the png_sRGB_base[512] array when processing valid palette PNG images with partial transparency and gamma correction. The PNG files that trigger this vulnerability are valid per the PNG specification; the bug is in libpng's internal state management. Upgrade to libpng 1.6.52 or later.
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
Vulnerability Type
跨界内存读
Vulnerability Title
libpng 安全漏洞
Vulnerability Description
libpng是The PNG Development Group开源的一个可对PNG图形文件实现创建、读写等操作的PNG参考库。 libpng 1.6.52之前版本存在安全漏洞，该漏洞源于简化API存在越界读取，可能导致读取超出数组边界的数据。
CVSS Information
N/A
Vulnerability Type
N/A