CVE-2015-8126— libpng 缓冲区错误漏洞
一分钟漏洞结论
影响对象
n/a n/a
利用判断
利用概率较高，应尽快评估
建议动作
优先检查厂商安全公告和参考链接中的修复版本；无法立即升级时，限制受影响服务暴露并加强监测。
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的‘png_set_PLTE’和‘png_get_PLTE’函数中存在缓冲区错误漏洞。远程攻击者可借助PNG图像中的IHDR数据块中较小的‘bit-depth’值利用该漏洞造成拒绝服务（应用程序崩溃）。
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一、 漏洞 CVE-2015-8126 基础信息
漏洞信息
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Vulnerability Title
N/A
来源: CVE Program / CVE List V5
Vulnerability Description
Multiple buffer overflows in the (1) png_set_PLTE and (2) png_get_PLTE functions in libpng before 1.0.64, 1.1.x and 1.2.x before 1.2.54, 1.3.x and 1.4.x before 1.4.17, 1.5.x before 1.5.24, and 1.6.x before 1.6.19 allow remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a small bit-depth value in an IHDR (aka image header) chunk in a PNG image.
来源: CVE Program / CVE List V5
CVSS Information
N/A
来源: CVE Program / CVE List V5
Vulnerability Type
N/A
来源: CVE Program / CVE List V5
Vulnerability Title
libpng 缓冲区错误漏洞
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Description
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的‘png_set_PLTE’和‘png_get_PLTE’函数中存在缓冲区错误漏洞。远程攻击者可借助PNG图像中的IHDR数据块中较小的‘bit-depth’值利用该漏洞造成拒绝服务（应用程序崩溃）。
来源: 中国国家信息安全漏洞库 CNNVD
CVSS Information
N/A
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Type
N/A
来源: 中国国家信息安全漏洞库 CNNVD
受影响产品
| 厂商 | 产品 | 影响版本 | CPE | 订阅 |
|---|---|---|---|---|
| - | n/a | n/a | - |
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二、漏洞 CVE-2015-8126 的公开POC
| # | POC 描述 | 源链接 | 神龙链接 |
|---|
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CVE-2015-8126 厂商安全公告 (17)
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http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html x_refsource_CONFIRM
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https://support.apple.com/HT206167 x_refsource_CONFIRM
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http://googlechromereleases.blogspot.com/2016/03/stable-channel-update.html x_refsource_CONFIRM
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🔗 RHSA-2015:2595 - Security Advisory - Red Hat Customer Portal 查看完整文章 vendor-advisory x_refsource_REDHAT
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CVE-2015-8126 邮件列表归档 (34)
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http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00015.html vendor-advisory x_refsource_SUSE
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http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00042.html vendor-advisory x_refsource_SUSE
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http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00038.html vendor-advisory x_refsource_SUSE
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http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00044.html vendor-advisory x_refsource_SUSE
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http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00041.html vendor-advisory x_refsource_SUSE
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http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00045.html vendor-advisory x_refsource_SUSE
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http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00033.html vendor-advisory x_refsource_SUSE
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http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00048.html vendor-advisory x_refsource_SUSE
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http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00047.html vendor-advisory x_refsource_SUSE
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http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00028.html vendor-advisory x_refsource_SUSE
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http://lists.apple.com/archives/security-announce/2016/Mar/msg00004.html vendor-advisory x_refsource_APPLE
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http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00014.html vendor-advisory x_refsource_SUSE
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http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00043.html vendor-advisory x_refsource_SUSE
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http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00034.html vendor-advisory x_refsource_SUSE
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http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00018.html vendor-advisory x_refsource_SUSE
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http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172823.html vendor-advisory x_refsource_FEDORA
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http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172797.html vendor-advisory x_refsource_FEDORA
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http://lists.fedoraproject.org/pipermail/package-announce/2016-January/174936.html vendor-advisory x_refsource_FEDORA
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http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172647.html vendor-advisory x_refsource_FEDORA
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http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172324.html vendor-advisory x_refsource_FEDORA
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http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172663.html vendor-advisory x_refsource_FEDORA
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http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177382.html vendor-advisory x_refsource_FEDORA
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http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175073.html vendor-advisory x_refsource_FEDORA
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http://lists.fedoraproject.org/pipermail/package-announce/2016-January/174905.html vendor-advisory x_refsource_FEDORA
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http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177344.html vendor-advisory x_refsource_FEDORA
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http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172620.html vendor-advisory x_refsource_FEDORA
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CVE-2015-8126 其他参考 (4)
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http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html x_refsource_CONFIRM
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https://code.google.com/p/chromium/issues/detail?id=560291 x_refsource_CONFIRM
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https://kc.mcafee.com/corporate/index?page=content&id=SB10148 x_refsource_CONFIRM
同批安全公告 · n/a · 2015-11-13 · 共 6 条
| CVE-2015-2698 | MIT Kerberos 5 缓冲区溢出漏洞 | |
| CVE-2015-6045 | Microsoft Internet Explorer 内存损坏漏洞 | |
| CVE-2015-6366 | Cisco IOS 安全漏洞 | |
| CVE-2015-6478 | Unitronics VisiLogic OPLC IDE 任意代码执行漏洞 | |
| CVE-2015-7905 | Unitronics VisiLogic OPLC IDE 代码注入漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2015-8126
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