Out-of-bounds Read Affecting json package, versions >=2.10.0, <2.10.2
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Test your applications- Snyk IDSNYK-RUBY-JSON-9402846
- published13 Mar 2025
- disclosed12 Mar 2025
- creditUnknown
Introduced: 12 Mar 2025
NewCVE-2025-27788 (opens in a new tab)Common Vulnerabilities and Exposures (CVE) are common identifiers for publicly known security vulnerabilities
Common Weakness Enumeration (CWE) is a category system for software weaknesses
How to fix?
Upgrade json to version 2.10.2 or higher.
Overview
json is a JSON implementation as a Ruby extension in C.
Affected versions of this package are vulnerable to Out-of-bounds Read in the json_string_unescape() function in parser.c. An attacker can cause a crash by supplying a JSON object containing malicious unicode escape sequences, like "\u1zzz".