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,...
CriticalCVSS 9.8
EPSS 1.7%
- Published
- Updated
- Exploit status
- No public exploit known
Description
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.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| ruby-lang ruby | = 2.4.1 | No fix listed |
References
- bugs.ruby-lang.org issue-tracking patch vendor-advisory
- bugs.ruby-lang.org issue-tracking patch vendor-advisory