CVE:CVE-2011-3048
CNNVD:CNNVD-201203-584
libpng是一个可对PNG图形文件实现创建、读写等操作的PNG参考库。
Libpng中存在漏洞，此漏洞源于在解析某些文本块时"png_set_text_2()"函数中的错误。攻击者可利用该漏洞借助特制PNG文件损坏栈内存，成功利用该漏洞可能导致执行任意代码。libpng 1.5.10之前版本、1.4.11版本、1.2.49版本和1.0.59版本中存在该漏洞。
solution:Upgrade libpng libpng to a higher version than 1.0.0,1.0.1,1.0.2,1.0.3,1.0.5,1.0.6,1.0.7,1.0.8,1.0.9,1.0.10,1.0.11,1.0.12,1.0.13,1.0.14,1.0.15,1.0.16,1.0.17,1.0.18,1.0.19,1.0.20,1.0.21,1.0.22,1.0.23,1.0.24,1.0.25,1.0.26,1.0.27,1.0.28,1.0.29,1.0.30,1.0.31,1.0.32,1.0.33,1.0.34,1.0.35,1.0.37,1.0.38,1.0.39,1.0.40,1.0.41,1.0.42,1.0.43,1.0.44,1.0.45,1.0.46,1.0.47,1.0.48,1.0.50,1.0.51,1.0.52,1.0.53,1.0.54,1.0.55,1.0.55:rc01,1.0.56,1.0.56:devel,1.0.57,1.0.57:rc01,1.0.58,1.2.0,1.2.1,1.2.2,1.2.3,1.2.4,1.2.5,1.2.6,1.2.7,1.2.8,1.2.9,1.2.10,1.2.11,1.2.12,1.2.13,1.2.14,1.2.15,1.2.16,1.2.17,1.2.18,1.2.19,1.2.20,1.2.21,1.2.22,1.2.23,1.2.24,1.2.25,1.2.26,1.2.27,1.2.28,1.2.29,1.2.30,1.2.31,1.2.32,1.2.33,1.2.34,1.2.35,1.2.36,1.2.37,1.2.38,1.2.39,1.2.40,1.2.41,1.2.42,1.2.43,1.2.43:devel,1.2.44,1.2.45,1.2.45:devel,1.2.46,1.2.46:devel,1.2.47,1.2.47:beta,1.2.48,1.2.48:betas,1.4.0,1.4.1,1.4.2,1.4.3,1.4.4,1.4.5,1.4.6,1.4.7,1.4.8,1.4.9,1.4.10,1.5.0:beta,1.5.1,1.5.1:beta,1.5.2,1.5.2:beta,1.5.3:beta,1.5.4,1.5.4:beta,1.5.5,1.5.5:beta,1.5.6,1.5.6:beta,1.5.7,1.5.7:beta,1.5.8,1.5.8:beta,1.5.9,1.5.9:beta,1.5.10:beta,and avoid the version 1.0.0,1.0.1,1.0.2,1.0.3,1.0.5,1.0.6,1.0.7,1.0.8,1.0.9,1.0.10,1.0.11,1.0.12,1.0.13,1.0.14,1.0.15,1.0.16,1.0.17,1.0.18,1.0.19,1.0.20,1.0.21,1.0.22,1.0.23,1.0.24,1.0.25,1.0.26,1.0.27,1.0.28,1.0.29,1.0.30,1.0.31,1.0.32,1.0.33,1.0.34,1.0.35,1.0.37,1.0.38,1.0.39,1.0.40,1.0.41,1.0.42,1.0.43,1.0.44,1.0.45,1.0.46,1.0.47,1.0.48,1.0.50,1.0.51,1.0.52,1.0.53,1.0.54,1.0.55,1.0.55:rc01,1.0.56,1.0.56:devel,1.0.57,1.0.57:rc01,1.0.58,1.2.0,1.2.1,1.2.2,1.2.3,1.2.4,1.2.5,1.2.6,1.2.7,1.2.8,1.2.9,1.2.10,1.2.11,1.2.12,1.2.13,1.2.14,1.2.15,1.2.16,1.2.17,1.2.18,1.2.19,1.2.20,1.2.21,1.2.22,1.2.23,1.2.24,1.2.25,1.2.26,1.2.27,1.2.28,1.2.29,1.2.30,1.2.31,1.2.32,1.2.33,1.2.34,1.2.35,1.2.36,1.2.37,1.2.38,1.2.39,1.2.40,1.2.41,1.2.42,1.2.43,1.2.43:devel,1.2.44,1.2.45,1.2.45:devel,1.2.46,1.2.46:devel,1.2.47,1.2.47:beta,1.2.48,1.2.48:betas,1.4.0,1.4.1,1.4.2,1.4.3,1.4.4,1.4.5,1.4.6,1.4.7,1.4.8,1.4.9,1.4.10,1.5.0:beta,1.5.1,1.5.1:beta,1.5.2,1.5.2:beta,1.5.3:beta,1.5.4,1.5.4:beta,1.5.5,1.5.5:beta,1.5.6,1.5.6:beta,1.5.7,1.5.7:beta,1.5.8,1.5.8:beta,1.5.9,1.5.9:beta,1.5.10:beta