要点
- CVE-2017-5029 是影响 nokogiri, chrome (google), libxslt (xmlsoft) 的高危 (CVSS 8.8)漏洞。
- 未来 30 天内被利用的概率（EPSS）：2.2%，高于 82.2% 的漏洞。
- 修复：升级到 1.7.2 或更高版本。
| Package | Affected versions | Patched versions |
|---|
| nokogiri RubyGems | < 1.7.2
| 1.7.2
|
| chrome | ≤ 57.0.2987.100≤ 57.0.2987.75
| No fix yet |
| libxslt | = 1.1.29
| No fix yet |
Description
The xsltAddTextString function in transform.c in libxslt 1.1.29, as used in Nokogiri prior to 1.7.2, lacked a check for integer overflow during a size calculation, which allowed a remote attacker to perform an out of bounds memory write via a crafted HTML page.
NVD description
The xsltAddTextString function in transform.c in libxslt 1.1.29, as used in Blink in Google Chrome prior to 57.0.2987.98 for Mac, Windows, and Linux and 57.0.2987.108 for Android, lacked a check for integer overflow during a size calculation, which allowed a remote attacker to perform an out of bounds memory write via a crafted HTML page.
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