Test ID:	1.3.6.1.4.1.25623.1.1.12.2024.7091.2
Category:	Ubuntu Local Security Checks
Title:	Ubuntu: Security Advisory (USN-7091-2)
Summary:	The remote host is missing an update for the 'ruby2.7' package(s) announced via the USN-7091-2 advisory.
Description:	Summary: The remote host is missing an update for the 'ruby2.7' package(s) announced via the USN-7091-2 advisory. Vulnerability Insight: USN-7091-1 fixed several vulnerabilities in Ruby. This update provides the corresponding update for CVE-2024-35176, CVE-2024-41123, CVE-2024-41946 and CVE-2024-49761 for ruby2.7 in Ubuntu 20.04 LTS. Original advisory details: It was discovered that Ruby incorrectly handled parsing of an XML document that has specific XML characters in an attribute value using REXML gem. An attacker could use this issue to cause Ruby to crash, resulting in a denial of service. This issue only affected in Ubuntu 22.04 LTS and Ubuntu 24.04 LTS. (CVE-2024-35176, CVE-2024-39908, CVE-2024-41123) It was discovered that Ruby incorrectly handled parsing of an XML document that has many entity expansions with SAX2 or pull parser API. An attacker could use this issue to cause Ruby to crash, resulting in a denial of service. (CVE-2024-41946) It was discovered that Ruby incorrectly handled parsing of an XML document that has many digits in a hex numeric character reference. An attacker could use this issue to cause Ruby to crash, resulting in a denial of service. (CVE-2024-49761) Affected Software/OS: 'ruby2.7' package(s) on Ubuntu 20.04. Solution: Please install the updated package(s). CVSS Score: 7.8 CVSS Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2024-35176 https://github.com/ruby/rexml/commit/4325835f92f3f142ebd91a3fdba4e1f1ab7f1cfb https://github.com/ruby/rexml/security/advisories/GHSA-vg3r-rm7w-2xgh https://www.ruby-lang.org/en/news/2024/05/16/dos-rexml-cve-2024-35176 Common Vulnerability Exposure (CVE) ID: CVE-2024-41123 Common Vulnerability Exposure (CVE) ID: CVE-2024-41946 Common Vulnerability Exposure (CVE) ID: CVE-2024-49761
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