Test ID:	1.3.6.1.4.1.25623.1.1.12.2024.6662.1
Category:	Ubuntu Local Security Checks
Title:	Ubuntu: Security Advisory (USN-6662-1)
Summary:	The remote host is missing an update for the 'openjdk-21' package(s) announced via the USN-6662-1 advisory.
Description:	Summary: The remote host is missing an update for the 'openjdk-21' package(s) announced via the USN-6662-1 advisory. Vulnerability Insight: Yi Yang discovered that the Hotspot component of OpenJDK 21 incorrectly handled array accesses in the C1 compiler. An attacker could possibly use this issue to cause a denial of service, execute arbitrary code or bypass Java sandbox restrictions. (CVE-2024-20918) It was discovered that the Hotspot component of OpenJDK 21 did not properly verify bytecode in certain situations. An attacker could possibly use this issue to bypass Java sandbox restrictions. (CVE-2024-20919) It was discovered that the Hotspot component of OpenJDK 21 had an optimization flaw when generating range check loop predicates. An attacker could possibly use this issue to cause a denial of service, execute arbitrary code or bypass Java sandbox restrictions. (CVE-2024-20921) It was discovered that OpenJDK 21 could produce debug logs that contained private keys used for digital signatures. An attacker could possibly use this issue to obtain sensitive information. (CVE-2024-20945) Hubert Kario discovered that the TLS implementation in OpenJDK 21 had a timing side-channel and incorrectly handled RSA padding. A remote attacker could possibly use this issue to recover sensitive information. (CVE-2024-20952) Affected Software/OS: 'openjdk-21' package(s) on Ubuntu 20.04, Ubuntu 22.04, Ubuntu 23.10. Solution: Please install the updated package(s). CVSS Score: 7.1 CVSS Vector: AV:N/AC:H/Au:N/C:C/I:C/A:N
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2024-20918 Oracle Advisory https://www.oracle.com/security-alerts/cpujan2024.html https://lists.debian.org/debian-lts-announce/2024/01/msg00023.html Common Vulnerability Exposure (CVE) ID: CVE-2024-20919 Common Vulnerability Exposure (CVE) ID: CVE-2024-20921 Common Vulnerability Exposure (CVE) ID: CVE-2024-20945 Common Vulnerability Exposure (CVE) ID: CVE-2024-20952
Copyright	Copyright (C) 2024 Greenbone AG

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