Kurz gesagt
- CVE-2017-18258 ist eine Schwachstelle (MITTEL (CVSS 6.5)) in nokogiri, libxml2 (xmlsoft).
- Wahrscheinlichkeit einer Ausnutzung in den nächsten 30 Tagen (EPSS): 2.7%, höher als bei 86.2% aller Schwachstellen.
- Abhilfe: auf 1.8.2, 2.9.6 oder neuer aktualisieren.
| Package | Affected versions | Patched versions |
|---|
| nokogiri RubyGems | < 1.8.2
| 1.8.2
|
| libxml2 | < 2.9.6
| 2.9.6
|
Description
The xz_head function in xzlib.c in libxml2 before 2.9.6 allows remote attackers to cause a denial of service (memory consumption) via a crafted LZMA file, because the decoder functionality does not restrict memory usage to what is required for a legitimate file.
NVD description
The xz_head function in xzlib.c in libxml2 before 2.9.6 allows remote attackers to cause a denial of service (memory consumption) via a crafted LZMA file, because the decoder functionality does not restrict memory usage to what is required for a legitimate file.
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