CVE-2022-28738

Published: May 9, 2022Modified: Nov 21, 2024

9.8

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability: 3.9 / Impact: 5.9

Source: NVD

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.

Affected (2)

Products: Ruby Lang: Ruby

Ruby Lang

1 product

Ruby

Configuration A

2 vulnerable

Vulnerable Software	Affected Versions
Ruby Lang Ruby	From 3.0.0 to 3.0.4
Ruby Lang Ruby	From 3.1.0 to 3.1.2

Related CWEs

CWE-415

Double Free

The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations.

References (10)

https://hackerone.com/reports/1220911

Source: cve@mitre.org

Permissions RequiredThird Party Advisory

https://security-tracker.debian.org/tracker/CVE-2022-28738

Source: cve@mitre.org

PatchThird Party Advisory

https://security.gentoo.org/glsa/202401-27

Source: cve@mitre.org

https://security.netapp.com/advisory/ntap-20220624-0002/

Source: cve@mitre.org

Third Party Advisory

https://www.ruby-lang.org/en/news/2022/04/12/double-free-in-regexp-compilation-cve-2022-28738/

Source: cve@mitre.org

Vendor Advisory

https://hackerone.com/reports/1220911