{ "document": { "aggregate_severity": { "namespace": "https://www.first.org/cvss/v4.0/specification-document#Qualitative-Severity-Rating-Scale", "text": "HIGH" }, "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Copyright \u00a9 2026 NVIDIA Corporation. All rights reserved.", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "details", "text": "1156739", "title": "Product Information Delivery" }, { "category": "details", "text": "TB-12354-011_v01", "title": "Part Number" }, { "category": "details", "text": "false", "title": "Contains Firmware" }, { "category": "details", "text": "MEGATRONBRIDGE:Megatron Bridge", "title": "Product Team" }, { "category": "summary", "text": "NVIDIA has released a software update for NVIDIA\u00ae Megatron Bridge. 
To protect your system, clone or update this software to version 0.4.1 or later from the NVIDIA/Megatron-Bridge GitHub repo.
", "title": "Summary" }, { "category": "details", "text": "NVIDIA has released a software update for NVIDIA\u00ae Megatron Bridge. 
To protect your system, clone or update this software to version 0.4.1 or later from the NVIDIA/Megatron-Bridge GitHub repo.
", "title": "Security Update Notes" }, { "category": "details", "text": "These issues were found externally.", "title": "Bulletin Notes" }, { "category": "legal_disclaimer", "text": "ALL NVIDIA INFORMATION, DESIGN SPECIFICATIONS, REFERENCE BOARDS, FILES, DRAWINGS, DIAGNOSTICS, LISTS, AND OTHER DOCUMENTS (TOGETHER AND SEPARATELY, \"MATERIALS\") ARE BEING PROVIDED \"AS IS.\" NVIDIA MAKES NO WARRANTIES, EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE WITH RESPECT TO THE MATERIALS, AND ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OR CONDITION OF TITLE, MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT, ARE HEREBY EXCLUDED TO THE MAXIMUM EXTENT PERMITTED BY LAW.\n\nInformation is believed to be accurate and reliable at the time it is furnished. However, NVIDIA Corporation assumes no responsibility for the consequences of use of such information or for any infringement of patents or other rights of third parties that may result from its use. No license is granted by implication or otherwise under any patent or patent rights of NVIDIA Corporation. Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. NVIDIA Corporation products are not authorized for use as critical components in life support devices or systems without express written approval of NVIDIA Corporation.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "contact_details": "https://www.nvidia.com/security/report-vulnerability/", "issuing_authority": "NVIDIA Product Security is responsible for vulnerability handling across all NVIDIA products and services.", "name": "NVIDIA Product Security", "namespace": "https://www.nvidia.com/security" }, "title": "Security Bulletin: NVIDIA Megatron Bridge - June 2026", "tracking": { "current_release_date": "2026-06-30T00:00:00Z", "generator": { "date": "2026-06-30T00:00:00Z", "engine": { "name": "NVIDIA PSIRT", "version": "2.0.0" } }, "id": "5841", "initial_release_date": "2026-06-30T00:00:00Z", "revision_history": [ { "date": "2026-06-30", "number": "1.0.0", "summary": "Initial Release" } ], "status": "final", "version": "1.0.0" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Megatron-Bridge", "product": { "name": "Megatron-Bridge", "product_id": "all_platforms_megatronbridge", "product_identification_helper": { "cpe": "cpe:2.3:a:nvidia:megatronbridge:*:*:*:*:*:*:*:*" } } } ], "category": "product_family", "name": "NVIDIA Product Family" }, { "branches": [ { "category": "product_version", "name": "Megatron-Bridge", "product": { "name": "0.4.1", "product_id": "all_platforms_megatronbridge_0_4_1", "product_identification_helper": { "cpe": "cpe:2.3:a:nvidia:megatronbridge:0_4_1:*:*:*:*:*:*:*" } } }, { "category": "product_version", "name": "Megatron-Bridge", "product": { "name": "Versions 0.0 to 0.4.0", "product_id": "all_platforms_megatronbridge_versions_0_0_to_0_4_0", "product_identification_helper": { "cpe": "cpe:2.3:a:nvidia:megatronbridge:versions_0_0_to_0_4_0:*:*:*:*:*:*:*" } } } ], "category": "architecture", "name": "All platforms" } ], "category": "vendor", "name": "NVIDIA" } ] }, "vulnerabilities": [ { "acknowledgments": [ { "names": [ "Faisal Tameesh" ] } ], "cve": "CVE-2026-24240", "cwe": { "id": "CWE-502", "name": "Deserialization of Untrusted Data" }, "notes": [ { "category": "summary", "text": "NVIDIA Megatron Bridge for Linux contains a vulnerability where an attacker could cause deserialization of untrusted data. A successful exploit of this vulnerability might lead to code execution, escalation of privileges, data tampering, and information disclosure.", "title": "Vulnerability description" }, { "category": "details", "text": "code execution, escalation of privileges, data tampering, information disclosure", "title": "Impacts" }, { "category": "details", "text": "5891482", "title": "defect" } ], "product_status": { "fixed": [ "all_platforms_megatronbridge_0_4_1" ], "known_affected": [ "all_platforms_megatronbridge_versions_0_0_to_0_4_0" ] }, "references": [ { "category": "self", "summary": "NVD", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-24240" }, { "category": "self", "summary": "Mitre", "url": "https://www.cve.org/CVERecord?id=CVE-2026-24240" } ], "release_date": "2026-06-30T00:00:00Z", "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1" }, "products": [ "all_platforms_megatronbridge_versions_0_0_to_0_4_0" ] } ] }, { "acknowledgments": [ { "names": [ "Faisal Tameesh" ] } ], "cve": "CVE-2026-24243", "cwe": { "id": "CWE-502", "name": "Deserialization of Untrusted Data" }, "notes": [ { "category": "summary", "text": "NVIDIA Megatron Bridge for Linux contains a vulnerability where an attacker could cause deserialization of untrusted data. A successful exploit of this vulnerability might lead to code execution, escalation of privileges, data tampering, and information disclosure.", "title": "Vulnerability description" }, { "category": "details", "text": "code execution, escalation of privileges, data tampering, information disclosure", "title": "Impacts" }, { "category": "details", "text": "5891509", "title": "defect" } ], "product_status": { "fixed": [ "all_platforms_megatronbridge_0_4_1" ], "known_affected": [ "all_platforms_megatronbridge_versions_0_0_to_0_4_0" ] }, "references": [ { "category": "self", "summary": "NVD", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-24243" }, { "category": "self", "summary": "Mitre", "url": "https://www.cve.org/CVERecord?id=CVE-2026-24243" } ], "release_date": "2026-06-30T00:00:00Z", "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1" }, "products": [ "all_platforms_megatronbridge_versions_0_0_to_0_4_0" ] } ] }, { "acknowledgments": [ { "names": [ "Faisal Tameesh" ] } ], "cve": "CVE-2026-24244", "cwe": { "id": "CWE-502", "name": "Deserialization of Untrusted Data" }, "notes": [ { "category": "summary", "text": "NVIDIA Megatron Bridge for Linux contains a vulnerability where an attacker could cause deserialization of untrusted data. A successful exploit of this vulnerability might lead to code execution, escalation of privileges, data tampering, and information disclosure.", "title": "Vulnerability description" }, { "category": "details", "text": "code execution, escalation of privileges, data tampering, information disclosure", "title": "Impacts" }, { "category": "details", "text": "5891459", "title": "defect" } ], "product_status": { "fixed": [ "all_platforms_megatronbridge_0_4_1" ], "known_affected": [ "all_platforms_megatronbridge_versions_0_0_to_0_4_0" ] }, "references": [ { "category": "self", "summary": "NVD", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-24244" }, { "category": "self", "summary": "Mitre", "url": "https://www.cve.org/CVERecord?id=CVE-2026-24244" } ], "release_date": "2026-06-30T00:00:00Z", "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1" }, "products": [ "all_platforms_megatronbridge_versions_0_0_to_0_4_0" ] } ] }, { "acknowledgments": [ { "names": [ "Faisal Tameesh" ] } ], "cve": "CVE-2026-24245", "cwe": { "id": "CWE-502", "name": "Deserialization of Untrusted Data" }, "notes": [ { "category": "summary", "text": "NVIDIA Megatron Bridge for Linux contains a vulnerability where an attacker could cause deserialization of untrusted data. A successful exploit of this vulnerability might lead to code execution, escalation of privileges, data tampering, and information disclosure.", "title": "Vulnerability description" }, { "category": "details", "text": "code execution, escalation of privileges, data tampering, information disclosure", "title": "Impacts" }, { "category": "details", "text": "5891548", "title": "defect" } ], "product_status": { "fixed": [ "all_platforms_megatronbridge_0_4_1" ], "known_affected": [ "all_platforms_megatronbridge_versions_0_0_to_0_4_0" ] }, "references": [ { "category": "self", "summary": "NVD", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-24245" }, { "category": "self", "summary": "Mitre", "url": "https://www.cve.org/CVERecord?id=CVE-2026-24245" } ], "release_date": "2026-06-30T00:00:00Z", "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1" }, "products": [ "all_platforms_megatronbridge_versions_0_0_to_0_4_0" ] } ] }, { "acknowledgments": [ { "names": [ "Faisal Tameesh" ] } ], "cve": "CVE-2026-24246", "cwe": { "id": "CWE-470", "name": "Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection')" }, "notes": [ { "category": "summary", "text": "NVIDIA Megatron Bridge for Linux contains a vulnerability where an attacker could cause improper control of dynamically managed code resources. A successful exploit of this vulnerability might lead to code execution, escalation of privileges, data tampering, and information disclosure.", "title": "Vulnerability description" }, { "category": "details", "text": "code execution, escalation of privileges, data tampering, information disclosure", "title": "Impacts" }, { "category": "details", "text": "5891500", "title": "defect" } ], "product_status": { "fixed": [ "all_platforms_megatronbridge_0_4_1" ], "known_affected": [ "all_platforms_megatronbridge_versions_0_0_to_0_4_0" ] }, "references": [ { "category": "self", "summary": "NVD", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-24246" }, { "category": "self", "summary": "Mitre", "url": "https://www.cve.org/CVERecord?id=CVE-2026-24246" } ], "release_date": "2026-06-30T00:00:00Z", "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1" }, "products": [ "all_platforms_megatronbridge_versions_0_0_to_0_4_0" ] } ] }, { "acknowledgments": [ { "names": [ "Faisal Tameesh" ] } ], "cve": "CVE-2026-24247", "cwe": { "id": "CWE-502", "name": "Deserialization of Untrusted Data" }, "notes": [ { "category": "summary", "text": "NVIDIA Megatron Bridge for Linux contains a vulnerability where an attacker could cause deserialization of untrusted data. A successful exploit of this vulnerability might lead to code execution, escalation of privileges, data tampering, and information disclosure.", "title": "Vulnerability description" }, { "category": "details", "text": "code execution, escalation of privileges, data tampering, information disclosure", "title": "Impacts" }, { "category": "details", "text": "5891474", "title": "defect" } ], "product_status": { "fixed": [ "all_platforms_megatronbridge_0_4_1" ], "known_affected": [ "all_platforms_megatronbridge_versions_0_0_to_0_4_0" ] }, "references": [ { "category": "self", "summary": "NVD", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-24247" }, { "category": "self", "summary": "Mitre", "url": "https://www.cve.org/CVERecord?id=CVE-2026-24247" } ], "release_date": "2026-06-30T00:00:00Z", "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1" }, "products": [ "all_platforms_megatronbridge_versions_0_0_to_0_4_0" ] } ] }, { "acknowledgments": [ { "names": [ "Faisal Tameesh" ] } ], "cve": "CVE-2026-24248", "cwe": { "id": "CWE-94", "name": "Improper Control of Generation of Code ('Code Injection')" }, "notes": [ { "category": "summary", "text": "NVIDIA Megatron Bridge for Linux contains a vulnerability where an attacker could cause improper control of code generation. A successful exploit of this vulnerability might lead to code execution, escalation of privileges, data tampering, and information disclosure.", "title": "Vulnerability description" }, { "category": "details", "text": "code execution, escalation of privileges, data tampering, information disclosure", "title": "Impacts" }, { "category": "details", "text": "5891423", "title": "defect" } ], "product_status": { "fixed": [ "all_platforms_megatronbridge_0_4_1" ], "known_affected": [ "all_platforms_megatronbridge_versions_0_0_to_0_4_0" ] }, "references": [ { "category": "self", "summary": "NVD", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-24248" }, { "category": "self", "summary": "Mitre", "url": "https://www.cve.org/CVERecord?id=CVE-2026-24248" } ], "release_date": "2026-06-30T00:00:00Z", "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1" }, "products": [ "all_platforms_megatronbridge_versions_0_0_to_0_4_0" ] } ] }, { "acknowledgments": [ { "names": [ "Moomi Chen" ] } ], "cve": "CVE-2026-24249", "cwe": { "id": "CWE-94", "name": "Improper Control of Generation of Code ('Code Injection')" }, "notes": [ { "category": "summary", "text": "NVIDIA Megatron Bridge for Linux contains a vulnerability where an attacker could cause deserialization of untrusted data. A successful exploit of this vulnerability might lead to code execution, escalation of privileges, data tampering, and information disclosure.", "title": "Vulnerability description" }, { "category": "details", "text": "code execution, escalation of privileges, data tampering, information disclosure", "title": "Impacts" }, { "category": "details", "text": "5999352", "title": "defect" } ], "product_status": { "fixed": [ "all_platforms_megatronbridge_0_4_1" ], "known_affected": [ "all_platforms_megatronbridge_versions_0_0_to_0_4_0" ] }, "references": [ { "category": "self", "summary": "NVD", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-24249" }, { "category": "self", "summary": "Mitre", "url": "https://www.cve.org/CVERecord?id=CVE-2026-24249" } ], "release_date": "2026-06-30T00:00:00Z", "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" }, "products": [ "all_platforms_megatronbridge_versions_0_0_to_0_4_0" ] } ] }, { "acknowledgments": [ { "names": [ "Jaeyeong Lee, Xin Guo and Lei Lu and YJK(@YJK0805) of ZUSO ART working with TrendAI Zero Day Initiative" ] } ], "cve": "CVE-2026-24250", "cwe": { "id": "CWE-502", "name": "Deserialization of Untrusted Data" }, "notes": [ { "category": "summary", "text": "NVIDIA Megatron Bridge for Linux contains a vulnerability where an attacker could cause improper validation of allowed inputs. A successful exploit of this vulnerability might lead to code execution, escalation of privileges, data tampering, and information disclosure.", "title": "Vulnerability description" }, { "category": "details", "text": "code execution, escalation of privileges, data tampering, information disclosure", "title": "Impacts" }, { "category": "details", "text": "6083681", "title": "defect" } ], "product_status": { "fixed": [ "all_platforms_megatronbridge_0_4_1" ], "known_affected": [ "all_platforms_megatronbridge_versions_0_0_to_0_4_0" ] }, "references": [ { "category": "self", "summary": "NVD", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-24250" }, { "category": "self", "summary": "Mitre", "url": "https://www.cve.org/CVERecord?id=CVE-2026-24250" } ], "release_date": "2026-06-30T00:00:00Z", "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" }, "products": [ "all_platforms_megatronbridge_versions_0_0_to_0_4_0" ] } ] }, { "acknowledgments": [ { "names": [ "YJK(@YJK0805) of ZUSO ART working with TrendAI Zero Day Initiative" ] } ], "cve": "CVE-2026-24251", "cwe": { "id": "CWE-502", "name": "Deserialization of Untrusted Data" }, "notes": [ { "category": "summary", "text": "NVIDIA Megatron Bridge for Linux contains a vulnerability where an attacker could cause improper control of dynamically managed code resources. A successful exploit of this vulnerability might lead to code execution, escalation of privileges, data tampering, and information disclosure.", "title": "Vulnerability description" }, { "category": "details", "text": "code execution, escalation of privileges, data tampering, information disclosure", "title": "Impacts" }, { "category": "details", "text": "6091380", "title": "defect" } ], "product_status": { "fixed": [ "all_platforms_megatronbridge_0_4_1" ], "known_affected": [ "all_platforms_megatronbridge_versions_0_0_to_0_4_0" ] }, "references": [ { "category": "self", "summary": "NVD", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-24251" }, { "category": "self", "summary": "Mitre", "url": "https://www.cve.org/CVERecord?id=CVE-2026-24251" } ], "release_date": "2026-06-30T00:00:00Z", "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" }, "products": [ "all_platforms_megatronbridge_versions_0_0_to_0_4_0" ] } ] }, { "acknowledgments": [ { "names": [ "Faisal Tameesh" ] } ], "cve": "CVE-2026-24242", "cwe": { "id": "CWE-918", "name": "Server-Side Request Forgery (SSRF)" }, "notes": [ { "category": "summary", "text": "NVIDIA Megatron Bridge for Linux contains a vulnerability where an attacker could cause server-side request forgery. A successful exploit of this vulnerability might lead to information disclosure.", "title": "Vulnerability description" }, { "category": "details", "text": "information disclosure", "title": "Impacts" }, { "category": "details", "text": "5891517", "title": "defect" } ], "product_status": { "fixed": [ "all_platforms_megatronbridge_0_4_1" ], "known_affected": [ "all_platforms_megatronbridge_versions_0_0_to_0_4_0" ] }, "references": [ { "category": "self", "summary": "NVD", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-24242" }, { "category": "self", "summary": "Mitre", "url": "https://www.cve.org/CVERecord?id=CVE-2026-24242" } ], "release_date": "2026-06-30T00:00:00Z", "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1" }, "products": [ "all_platforms_megatronbridge_versions_0_0_to_0_4_0" ] } ] } ] }