{ "document": { "aggregate_severity": { "text": "Low" }, "category": "csaf_vex", "csaf_version": "2.0", "distribution": { "text": "TuxCare License Agreement", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "legal_disclaimer", "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Cloud Linux Inc. and provide a link to the original.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "contact_details": "https://tuxcare.com/contact/", "name": "TuxCare", "namespace": "https://tuxcare.com/" }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://security.tuxcare.com/csaf/v2/els_os/oraclelinux6els/vex/2023/cve-2023-21843-els_os-oraclelinux6els.json" } ], "tracking": { "current_release_date": "2026-07-13T12:36:00Z", "generator": { "date": "2026-07-13T12:35:59Z", "engine": { "name": "pyCSAF" } }, "id": "CVE-2023-21843-ELS_OS-ORACLELINUX6ELS", "initial_release_date": "2023-01-18T00:15:00Z", "revision_history": [ { "date": "2023-01-18T00:15:00Z", "number": "1", "summary": "Initial version" }, { "date": "2026-07-12T12:30:13Z", "number": "2", "summary": "Official Publication" }, { "date": "2026-07-13T12:36:00Z", "number": "3", 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"default_component_of", "full_product_name": { "name": "java-1.7.0-openjdk-javadoc-1:1.7.0.351-2.6.28.0.el6.noarch as a component of Oracle Linux 6", "product_id": "Oracle-Linux-6:java-1.7.0-openjdk-javadoc-1:1.7.0.351-2.6.28.0.el6.noarch" }, "product_reference": "java-1.7.0-openjdk-javadoc-1:1.7.0.351-2.6.28.0.el6.noarch", "relates_to_product_reference": "Oracle-Linux-6" } ] }, "vulnerabilities": [ { "cve": "CVE-2023-21843", "notes": [ { "category": "description", "text": "Vulnerability in the Oracle Java SE, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Sound). Supported versions that are affected are Oracle Java SE: 8u351, 8u351-perf, 11.0.17, 17.0.5, 19.0.1; Oracle GraalVM Enterprise Edition: 20.3.8, 21.3.4 and 22.3.0. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE, Oracle GraalVM Enterprise Edition. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Java SE, Oracle GraalVM Enterprise Edition accessible data. Note: This vulnerability applies to Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets, that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. This vulnerability does not apply to Java deployments, typically in servers, that load and run only trusted code (e.g., code installed by an administrator). CVSS 3.1 Base Score 3.7 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N).", "title": "Vulnerability description" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "known_affected": [ "Oracle-Linux-6:java-1.7.0-openjdk-1:1.7.0.351-2.6.28.0.el6.tuxcare.els1.x86_64", "Oracle-Linux-6:java-1.7.0-openjdk-1:1.7.0.351-2.6.28.0.el6.x86_64", "Oracle-Linux-6:java-1.7.0-openjdk-demo-1:1.7.0.351-2.6.28.0.el6.tuxcare.els1.x86_64", "Oracle-Linux-6:java-1.7.0-openjdk-demo-1:1.7.0.351-2.6.28.0.el6.x86_64", "Oracle-Linux-6:java-1.7.0-openjdk-devel-1:1.7.0.351-2.6.28.0.el6.tuxcare.els1.x86_64", "Oracle-Linux-6:java-1.7.0-openjdk-devel-1:1.7.0.351-2.6.28.0.el6.x86_64", "Oracle-Linux-6:java-1.7.0-openjdk-javadoc-1:1.7.0.351-2.6.28.0.el6.noarch", "Oracle-Linux-6:java-1.7.0-openjdk-javadoc-1:1.7.0.351-2.6.28.0.el6.tuxcare.els1.noarch", "Oracle-Linux-6:java-1.7.0-openjdk-src-1:1.7.0.351-2.6.28.0.el6.tuxcare.els1.x86_64", "Oracle-Linux-6:java-1.7.0-openjdk-src-1:1.7.0.351-2.6.28.0.el6.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els/cve/CVE-2023-21843" }, { "category": "external", "summary": "https://security.gentoo.org/glsa/202401-25", "url": "https://security.gentoo.org/glsa/202401-25" }, { "category": "external", "summary": "https://www.oracle.com/security-alerts/cpujan2023.html", "url": "https://www.oracle.com/security-alerts/cpujan2023.html" } ], "release_date": "2023-01-18T00:15:00Z", "remediations": [ { "category": "no_fix_planned", "date": "2026-07-13T09:04:48.321926Z", "details": "This vulnerability targets the Java Sound component only in client-side sandboxed contexts (Java Web Start or applets) that execute untrusted code; it does not apply to server deployments that run only trusted code. In enterprise Linux VM/server environments running trusted Java applications, that sandboxed-client condition is absent, and the CVSS reflects high attack complexity with only a low integrity impact and no confidentiality or availability effect. Accordingly, it can be safely deprioritized for managed server environments.", "product_ids": [ "Oracle-Linux-6:java-1.7.0-openjdk-1:1.7.0.351-2.6.28.0.el6.tuxcare.els1.x86_64", "Oracle-Linux-6:java-1.7.0-openjdk-1:1.7.0.351-2.6.28.0.el6.x86_64", "Oracle-Linux-6:java-1.7.0-openjdk-demo-1:1.7.0.351-2.6.28.0.el6.tuxcare.els1.x86_64", "Oracle-Linux-6:java-1.7.0-openjdk-demo-1:1.7.0.351-2.6.28.0.el6.x86_64", "Oracle-Linux-6:java-1.7.0-openjdk-devel-1:1.7.0.351-2.6.28.0.el6.tuxcare.els1.x86_64", "Oracle-Linux-6:java-1.7.0-openjdk-devel-1:1.7.0.351-2.6.28.0.el6.x86_64", "Oracle-Linux-6:java-1.7.0-openjdk-javadoc-1:1.7.0.351-2.6.28.0.el6.noarch", "Oracle-Linux-6:java-1.7.0-openjdk-javadoc-1:1.7.0.351-2.6.28.0.el6.tuxcare.els1.noarch", "Oracle-Linux-6:java-1.7.0-openjdk-src-1:1.7.0.351-2.6.28.0.el6.tuxcare.els1.x86_64", "Oracle-Linux-6:java-1.7.0-openjdk-src-1:1.7.0.351-2.6.28.0.el6.x86_64" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 3.7, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N", "version": "3.1" }, "products": [ "Oracle-Linux-6:java-1.7.0-openjdk-1:1.7.0.351-2.6.28.0.el6.tuxcare.els1.x86_64", "Oracle-Linux-6:java-1.7.0-openjdk-1:1.7.0.351-2.6.28.0.el6.x86_64", "Oracle-Linux-6:java-1.7.0-openjdk-demo-1:1.7.0.351-2.6.28.0.el6.tuxcare.els1.x86_64", "Oracle-Linux-6:java-1.7.0-openjdk-demo-1:1.7.0.351-2.6.28.0.el6.x86_64", "Oracle-Linux-6:java-1.7.0-openjdk-devel-1:1.7.0.351-2.6.28.0.el6.tuxcare.els1.x86_64", "Oracle-Linux-6:java-1.7.0-openjdk-devel-1:1.7.0.351-2.6.28.0.el6.x86_64", "Oracle-Linux-6:java-1.7.0-openjdk-javadoc-1:1.7.0.351-2.6.28.0.el6.noarch", "Oracle-Linux-6:java-1.7.0-openjdk-javadoc-1:1.7.0.351-2.6.28.0.el6.tuxcare.els1.noarch", "Oracle-Linux-6:java-1.7.0-openjdk-src-1:1.7.0.351-2.6.28.0.el6.tuxcare.els1.x86_64", "Oracle-Linux-6:java-1.7.0-openjdk-src-1:1.7.0.351-2.6.28.0.el6.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Low" } ] } ] }