CVE-2024-49761

CVE Details

Release Date:

2024-10-28

Description

REXML is an XML toolkit for Ruby. The REXML gem before 3.3.9 has a ReDoS vulnerability when it parses an XML that has many digits between &# and x...; in a hex numeric character reference (&#x...;). This does not happen with Ruby 3.2 or later. Ruby 3.1 is the only affected maintained Ruby. The REXML gem 3.3.9 or later include the patch to fix the vulnerability.

See more information about CVE-2024-49761 from MITRE CVE dictionary and NIST NVD

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

CVSS v3 metrics

Base Score:	7.5
Vector String:	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Version:	3.1
Attack Vector:	Network
Attack Complexity:	Low
Privileges Required:	None
User Interaction:	None
Scope:	Unchanged
Confidentiality:	None
Integrity:	None
Availability:	High

Errata information

Platform	Errata	Release Date
Oracle Linux version 8 (ruby)	ELSA-2024-10834	2024-12-06
Oracle Linux version 8 (ruby)	ELSA-2024-10850	2024-12-09
Oracle Linux version 8 (rubygem-abrt)	ELSA-2024-10834	2024-12-06
Oracle Linux version 8 (rubygem-abrt)	ELSA-2024-10850	2024-12-09
Oracle Linux version 8 (rubygem-bson)	ELSA-2024-10850	2024-12-09
Oracle Linux version 8 (rubygem-bundler)	ELSA-2024-10850	2024-12-09
Oracle Linux version 8 (rubygem-mongo)	ELSA-2024-10850	2024-12-09
Oracle Linux version 8 (rubygem-mysql2)	ELSA-2024-10834	2024-12-06
Oracle Linux version 8 (rubygem-mysql2)	ELSA-2024-10850	2024-12-09
Oracle Linux version 8 (rubygem-pg)	ELSA-2024-10834	2024-12-06
Oracle Linux version 8 (rubygem-pg)	ELSA-2024-10850	2024-12-09
Oracle Linux version 9 (ruby)	ELSA-2024-10858	2024-12-10
Oracle Linux version 9 (ruby)	ELSA-2024-10860	2024-12-06
Oracle Linux version 9 (rubygem-mysql2)	ELSA-2024-10860	2024-12-06
Oracle Linux version 9 (rubygem-pg)	ELSA-2024-10860	2024-12-06