Headline
GHSA-9849-p7jc-9rmv: org.nokogiri:nekohtml vulnerable to Uncontrolled Resource Consumption
Summary
The fork of org.cyberneko.html
used by Nokogiri (Rubygem) raises a java.lang.OutOfMemoryError
exception when parsing ill-formed HTML markup.
Severity
The maintainers have evaluated this as High Severity 7.5 (CVSS3.1).
Mitigation
Upgrade to >= 1.9.22.noko2
.
Credit
This vulnerability was reported by 이형관 (windshock).
References
CWE-400 Uncontrolled Resource Consumption
Notes
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is no longer maintained.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.
Package
maven org.nokogiri:nekohtml (Maven)
Affected versions
< 1.9.22.noko2
Patched versions
1.9.22.noko2
Description
Summary
The fork of org.cyberneko.html used by Nokogiri (Rubygem) raises a java.lang.OutOfMemoryError exception when parsing ill-formed HTML markup.
Severity
The maintainers have evaluated this as High Severity 7.5 (CVSS3.1).
Mitigation
Upgrade to >= 1.9.22.noko2.
Credit
This vulnerability was reported by 이형관 (windshock).
References
CWE-400 Uncontrolled Resource Consumption
Notes
The upstream library org.cyberneko.html is no longer maintained.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.
References
- GHSA-9849-p7jc-9rmv
- https://nvd.nist.gov/vuln/detail/CVE-2022-24839
- sparklemotion/nekohtml@a800fce
- https://www.oracle.com/security-alerts/cpujul2022.html
flavorjones published to sparklemotion/nekohtml
Apr 11, 2022
Published to the GitHub Advisory Database
Jun 22, 2023
Reviewed
Jun 22, 2023
Last updated
Jun 22, 2023
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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 Note: The upstream library `org.cyberneko.html` is no longer maintained.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.