En resumen
- CVE-2017-5029 es una vulnerabilidad ALTO (CVSS 8.8) que afecta a nokogiri, chrome (google), libxslt (xmlsoft).
- Probabilidad de explotación en los próximos 30 días (EPSS): 2.2%, mayor que el 82.2% de las vulnerabilidades.
- Solución: actualizar a 1.7.2 o posterior.
| 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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