CVE-2022-28738

CVE Details

Release Date:

2022-05-09

Description

A double free was found in the Regexp compiler in Ruby 3.x before 3.0.4 and 3.1.x before 3.1.2. If a victim attempts to create a Regexp from untrusted user input, an attacker may be able to write to unexpected memory locations.

See more information about CVE-2022-28738 from MITRE CVE dictionary and NIST NVD

CVSS v3.0 metrics

NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.

Base Score:	9.8	Base Metrics:	AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Access Vector:	Network	Attack Complexity:	Low
Privileges Required:	None	User Interaction:	None
Scope:	Unchanged	Confidentiality Impact:	High
Integrity Impact:	High	Availability Impact:	High

Errata information

Platform	Errata	Release Date
Oracle Linux version 8 (ruby)	ELSA-2022-6450	2022-09-15
Oracle Linux version 8 (rubygem-abrt)	ELSA-2022-6450	2022-09-15
Oracle Linux version 8 (rubygem-mysql2)	ELSA-2022-6450	2022-09-15
Oracle Linux version 8 (rubygem-pg)	ELSA-2022-6450	2022-09-15
Oracle Linux version 9 (ruby)	ELSA-2022-6585	2022-09-21

This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team