CVE-2022-24839

Summary

org.cyberneko.html is an html parser written in Java. The fork of org.cyberneko.html used by Nokogiri (Rubygem) raises a java.lang.OutOfMemoryError exception when parsing ill-formed HTML markup. Users are advised to upgrade to >= 1.9.22.noko2. Note: The upstream library org.cyberneko.html is no longer maintained. Nokogiri uses its own fork of this library located at https://github.com/sparklemotion/nekohtml and this CVE applies only to that fork. Other forks of nekohtml may have a similar vulnerability.

Affected Software

Weaknesses

• CWE-400: CWE-400: Uncontrolled Resource Consumption

ADP Enrichment

CVE Program Container

Additional References

• https://github.com/sparklemotion/nekohtml/security/advisories/GHSA-9849-p7jc-9rmv
• https://github.com/sparklemotion/nekohtml/commit/a800fce3b079def130ed42a408ff1d09f89e773d
• https://www.oracle.com/security-alerts/cpujul2022.html

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: yes
  • Technical Impact: partial

References

• https://github.com/sparklemotion/nekohtml/security/advisories/GHSA-9849-p7jc-9rmv
• https://github.com/sparklemotion/nekohtml/commit/a800fce3b079def130ed42a408ff1d09f89e773d
• https://www.oracle.com/security-alerts/cpujul2022.html

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