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I. Basic Information for CVE-2007-2756
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
The gdPngReadData function in libgd 2.0.34 allows user-assisted attackers to cause a denial of service (CPU consumption) via a crafted PNG image with truncated data, which causes an infinite loop in the png_read_info function in libpng.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
GD图形库PNG文件处理拒绝服务漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GD是一个开源的代码库，用于为站点动态创建图形。 GD图形库在处理畸形的PNG图形时存在漏洞，远程攻击者可能利用此漏洞导致相关的应用进入死循环。 GD库的libpng解码器的libpng代码(png_read_data())与libgd回调(gdPngReadData())之间没有正确地检测截短的输入，导致死循环，libpng的png_read_info()函数无法返回，函数库会消耗100%的CPU资源。 /* id: gdbad3.c, Xavier Roche, May. 2007 */ /* gcc
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
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II. Public POCs for CVE-2007-2756
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III. Intelligence Information for CVE-2007-2756
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IV. Related Vulnerabilities
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V. Comments for CVE-2007-2756

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