All vulnerabilities

Servers and applications

CVE-2017-11465

The parser_yyerror function in the UTF-8 parser in Ruby 2.4.1 allows attackers to cause a denial of service (invalid write or read) or possibly have unspecified other impact via a crafted Ruby script, related to the parser_tokadd_utf8 function in parse.y. NOTE: this might have security relevance as a bypass of a $SAFE protection mechanism.

Severity
Critical 9.8
Published
19 Jul 2017
Last changed
17 Jun 2026
Added to UpHeron
21 Oct 2026
Sources
NVD

Affected software

SoftwareAffected versions
RubyServers and applications · cpe:a:ruby-lang:ruby
  • Version 2.4.1

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2017-11465
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2017-11465