{ "document": { "aggregate_severity": { "text": "Important" }, "category": "csaf_security_advisory", "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" }, { "category": "details", "text": "CVE-2026-6893: fix network-legacy injection via DHCP hostname/gateway", "title": "Details" } ], "publisher": { "category": "vendor", "contact_details": "https://tuxcare.com/contact/", "name": "TuxCare", "namespace": "https://tuxcare.com/" }, "references": [ { "category": "self", "summary": "https://cve.tuxcare.com/els/releases/CLSA-2026:1782829348", "url": "https://cve.tuxcare.com/els/releases/CLSA-2026:1782829348" }, { "category": "self", "summary": "Canonical URL", "url": "https://security.tuxcare.com/csaf/v2/els_os/tuxcare9.6esu/advisories/2026/clsa-2026_1782829348.json" } ], "tracking": { "current_release_date": "2026-06-30T14:23:28Z", "generator": { "date": "2026-06-30T14:23:28Z", "engine": { "name": "pyCSAF" } }, "id": "CLSA-2026:1782829348", "initial_release_date": "2026-06-30T14:23:28Z", "revision_history": [ { "date": "2026-06-30T14:23:28Z", "number": "1", "summary": "Initial version" } ], "status": "final", "version": "1" }, "title": "dracut: Fix of CVE-2026-6893" }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "AlmaLinux 9.6", "product": { "name": "AlmaLinux 9.6", "product_id": "AlmaLinux-9.6", "product_identification_helper": { "cpe": "cpe:2.3:o:almalinux:almalinux:9.6:*:*:*:*:*:*:*" } } } ], "category": "product_family", "name": "AlmaLinux" } ], "category": "vendor", "name": "AlmaLinux OS Foundation" }, { "branches": [ { "branches": [ { "category": "product_name", "name": "Rocky Linux 9.6", "product": { "name": "Rocky Linux 9.6", "product_id": "Rocky Linux-9.6", "product_identification_helper": { "cpe": "cpe:2.3:o:resf:rocky_linux:9.6:*:*:*:*:*:*:*" } } } ], "category": "product_family", "name": "Rocky Linux" } ], "category": "vendor", "name": "Rocky Linux" }, { "branches": [ { 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Injection')" }, "notes": [ { "category": "description", "text": "A flaw was found in dracut. A remote attacker on the adjacent network can exploit this vulnerability by providing specially crafted DHCP (Dynamic Host Configuration Protocol) options, such as a malicious hostname, to a system using dracut's legacy DHCP path. These options are improperly handled and written into temporary shell scripts without proper escaping, leading to command injection. This allows the attacker to achieve root code execution within the initramfs, potentially compromising the system's boot and network behavior.", "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": { "fixed": [ "AlmaLinux-9.6:dracut-0:057-89.git20250311.el9_6.tuxcare.els1.x86_64", "AlmaLinux-9.6:dracut-caps-0:057-89.git20250311.el9_6.tuxcare.els1.x86_64", "AlmaLinux-9.6:dracut-config-generic-0:057-89.git20250311.el9_6.tuxcare.els1.x86_64", "AlmaLinux-9.6:dracut-config-rescue-0:057-89.git20250311.el9_6.tuxcare.els1.x86_64", "AlmaLinux-9.6:dracut-live-0:057-89.git20250311.el9_6.tuxcare.els1.x86_64", "AlmaLinux-9.6:dracut-network-0:057-89.git20250311.el9_6.tuxcare.els1.x86_64", 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"vendor_fix", "date": "2026-06-30T14:22:31.092211Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els/releases/CLSA-2026:1782829348", "product_ids": [ "AlmaLinux-9.6:dracut-0:057-89.git20250311.el9_6.tuxcare.els1.x86_64", "AlmaLinux-9.6:dracut-caps-0:057-89.git20250311.el9_6.tuxcare.els1.x86_64", "AlmaLinux-9.6:dracut-config-generic-0:057-89.git20250311.el9_6.tuxcare.els1.x86_64", "AlmaLinux-9.6:dracut-config-rescue-0:057-89.git20250311.el9_6.tuxcare.els1.x86_64", "AlmaLinux-9.6:dracut-live-0:057-89.git20250311.el9_6.tuxcare.els1.x86_64", "AlmaLinux-9.6:dracut-network-0:057-89.git20250311.el9_6.tuxcare.els1.x86_64", "AlmaLinux-9.6:dracut-squash-0:057-89.git20250311.el9_6.tuxcare.els1.x86_64", "AlmaLinux-9.6:dracut-tools-0:057-89.git20250311.el9_6.tuxcare.els1.x86_64", "Rocky Linux-9.6:dracut-0:057-89.git20250311.el9_6.tuxcare.els1.x86_64", "Rocky Linux-9.6:dracut-caps-0:057-89.git20250311.el9_6.tuxcare.els1.x86_64", "Rocky 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