CVE-2022-28738

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.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3.0 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://security-tracker.debian.org/tracker/CVE-2022-28738	Patch Third Party Advisory
https://www.ruby-lang.org/en/news/2022/04/12/double-free-in-regexp-compilation-cve-2022-28738/	Vendor Advisory
https://hackerone.com/reports/1220911	Permissions Required Third Party Advisory
https://security.netapp.com/advisory/ntap-20220624-0002/	Third Party Advisory

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:ruby-lang:ruby::::::::
	cpe:2.3:a:ruby-lang:ruby::::::::

Information

Published : 2022-05-09 11:15

Updated : 2022-11-29 09:18

NVD link : CVE-2022-28738

Mitre link : CVE-2022-28738

JSON object : View

CWE

CWE-415

Double Free

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Products Affected

ruby-lang

ruby

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