Vulnerability Information
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Vulnerability Title
pnggroup libpng pnm2png pnm2png.c do_pnm2png heap-based overflow
Vulnerability Description
A flaw has been found in pnggroup libpng up to 1.6.55. Affected by this vulnerability is the function do_pnm2png of the file contrib/pngminus/pnm2png.c of the component pnm2png. This manipulation of the argument width/height causes heap-based buffer overflow. The attack is restricted to local execution. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Vulnerability Type
堆缓冲区溢出
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 1.6.55及之前版本存在安全漏洞，该漏洞源于对文件contrib/pngminus/pnm2png.c中参数width/height的错误操作，可能导致堆缓冲区溢出。
CVSS Information
N/A
Vulnerability Type
N/A