Vulnerability from csaf_suse
Published
2021-09-21 14:39
Modified
2021-09-21 14:39
Summary
Security update for libtpms

Notes

Title of the patch
Security update for libtpms
Description of the patch
This update for libtpms fixes the following issues: - CVE-2021-3746: Fixed out-of-bounds access via specially crafted TPM 2 command packets (bsc#1189935).
Patchnames
SUSE-2021-3004,SUSE-SUSE-MicroOS-5.1-2021-3004
Terms of use
CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).


To clipboard 

{
   document: {
      aggregate_severity: {
         namespace: "https://www.suse.com/support/security/rating/",
         text: "important",
      },
      category: "csaf_security_advisory",
      csaf_version: "2.0",
      distribution: {
         text: "Copyright 2024 SUSE LLC. All rights reserved.",
         tlp: {
            label: "WHITE",
            url: "https://www.first.org/tlp/",
         },
      },
      lang: "en",
      notes: [
         {
            category: "summary",
            text: "Security update for libtpms",
            title: "Title of the patch",
         },
         {
            category: "description",
            text: "This update for libtpms fixes the following issues:\n\n- CVE-2021-3746: Fixed out-of-bounds access via specially crafted TPM 2 command packets (bsc#1189935).\n",
            title: "Description of the patch",
         },
         {
            category: "details",
            text: "SUSE-2021-3004,SUSE-SUSE-MicroOS-5.1-2021-3004",
            title: "Patchnames",
         },
         {
            category: "legal_disclaimer",
            text: "CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).",
            title: "Terms of use",
         },
      ],
      publisher: {
         category: "vendor",
         contact_details: "https://www.suse.com/support/security/contact/",
         name: "SUSE Product Security Team",
         namespace: "https://www.suse.com/",
      },
      references: [
         {
            category: "external",
            summary: "SUSE ratings",
            url: "https://www.suse.com/support/security/rating/",
         },
         {
            category: "self",
            summary: "URL of this CSAF notice",
            url: "https://ftp.suse.com/pub/projects/security/csaf/suse-su-2021_3004-2.json",
         },
         {
            category: "self",
            summary: "URL for SUSE-SU-2021:3004-2",
            url: "https://www.suse.com/support/update/announcement/2021/suse-su-20213004-2/",
         },
         {
            category: "self",
            summary: "E-Mail link for SUSE-SU-2021:3004-2",
            url: "https://lists.suse.com/pipermail/sle-security-updates/2021-September/009474.html",
         },
         {
            category: "self",
            summary: "SUSE Bug 1189935",
            url: "https://bugzilla.suse.com/1189935",
         },
         {
            category: "self",
            summary: "SUSE CVE CVE-2021-3746 page",
            url: "https://www.suse.com/security/cve/CVE-2021-3746/",
         },
      ],
      title: "Security update for libtpms",
      tracking: {
         current_release_date: "2021-09-21T14:39:00Z",
         generator: {
            date: "2021-09-21T14:39:00Z",
            engine: {
               name: "cve-database.git:bin/generate-csaf.pl",
               version: "1",
            },
         },
         id: "SUSE-SU-2021:3004-2",
         initial_release_date: "2021-09-21T14:39:00Z",
         revision_history: [
            {
               date: "2021-09-21T14:39:00Z",
               number: "1",
               summary: "Current version",
            },
         ],
         status: "final",
         version: "1",
      },
   },
   product_tree: {
      branches: [
         {
            branches: [
               {
                  branches: [
                     {
                        category: "product_version",
                        name: "libtpms-devel-0.8.2-3.3.1.aarch64",
                        product: {
                           name: "libtpms-devel-0.8.2-3.3.1.aarch64",
                           product_id: "libtpms-devel-0.8.2-3.3.1.aarch64",
                        },
                     },
                     {
                        category: "product_version",
                        name: "libtpms0-0.8.2-3.3.1.aarch64",
                        product: {
                           name: "libtpms0-0.8.2-3.3.1.aarch64",
                           product_id: "libtpms0-0.8.2-3.3.1.aarch64",
                        },
                     },
                  ],
                  category: "architecture",
                  name: "aarch64",
               },
               {
                  branches: [
                     {
                        category: "product_version",
                        name: "libtpms-devel-0.8.2-3.3.1.i586",
                        product: {
                           name: "libtpms-devel-0.8.2-3.3.1.i586",
                           product_id: "libtpms-devel-0.8.2-3.3.1.i586",
                        },
                     },
                     {
                        category: "product_version",
                        name: "libtpms0-0.8.2-3.3.1.i586",
                        product: {
                           name: "libtpms0-0.8.2-3.3.1.i586",
                           product_id: "libtpms0-0.8.2-3.3.1.i586",
                        },
                     },
                  ],
                  category: "architecture",
                  name: "i586",
               },
               {
                  branches: [
                     {
                        category: "product_version",
                        name: "libtpms-devel-0.8.2-3.3.1.ppc64le",
                        product: {
                           name: "libtpms-devel-0.8.2-3.3.1.ppc64le",
                           product_id: "libtpms-devel-0.8.2-3.3.1.ppc64le",
                        },
                     },
                     {
                        category: "product_version",
                        name: "libtpms0-0.8.2-3.3.1.ppc64le",
                        product: {
                           name: "libtpms0-0.8.2-3.3.1.ppc64le",
                           product_id: "libtpms0-0.8.2-3.3.1.ppc64le",
                        },
                     },
                  ],
                  category: "architecture",
                  name: "ppc64le",
               },
               {
                  branches: [
                     {
                        category: "product_version",
                        name: "libtpms-devel-0.8.2-3.3.1.s390x",
                        product: {
                           name: "libtpms-devel-0.8.2-3.3.1.s390x",
                           product_id: "libtpms-devel-0.8.2-3.3.1.s390x",
                        },
                     },
                     {
                        category: "product_version",
                        name: "libtpms0-0.8.2-3.3.1.s390x",
                        product: {
                           name: "libtpms0-0.8.2-3.3.1.s390x",
                           product_id: "libtpms0-0.8.2-3.3.1.s390x",
                        },
                     },
                  ],
                  category: "architecture",
                  name: "s390x",
               },
               {
                  branches: [
                     {
                        category: "product_version",
                        name: "libtpms-devel-0.8.2-3.3.1.x86_64",
                        product: {
                           name: "libtpms-devel-0.8.2-3.3.1.x86_64",
                           product_id: "libtpms-devel-0.8.2-3.3.1.x86_64",
                        },
                     },
                     {
                        category: "product_version",
                        name: "libtpms0-0.8.2-3.3.1.x86_64",
                        product: {
                           name: "libtpms0-0.8.2-3.3.1.x86_64",
                           product_id: "libtpms0-0.8.2-3.3.1.x86_64",
                        },
                     },
                  ],
                  category: "architecture",
                  name: "x86_64",
               },
               {
                  branches: [
                     {
                        category: "product_name",
                        name: "SUSE Linux Enterprise Micro 5.1",
                        product: {
                           name: "SUSE Linux Enterprise Micro 5.1",
                           product_id: "SUSE Linux Enterprise Micro 5.1",
                           product_identification_helper: {
                              cpe: "cpe:/o:suse:suse-microos:5.1",
                           },
                        },
                     },
                  ],
                  category: "product_family",
                  name: "SUSE Linux Enterprise",
               },
            ],
            category: "vendor",
            name: "SUSE",
         },
      ],
      relationships: [
         {
            category: "default_component_of",
            full_product_name: {
               name: "libtpms0-0.8.2-3.3.1.aarch64 as component of SUSE Linux Enterprise Micro 5.1",
               product_id: "SUSE Linux Enterprise Micro 5.1:libtpms0-0.8.2-3.3.1.aarch64",
            },
            product_reference: "libtpms0-0.8.2-3.3.1.aarch64",
            relates_to_product_reference: "SUSE Linux Enterprise Micro 5.1",
         },
         {
            category: "default_component_of",
            full_product_name: {
               name: "libtpms0-0.8.2-3.3.1.s390x as component of SUSE Linux Enterprise Micro 5.1",
               product_id: "SUSE Linux Enterprise Micro 5.1:libtpms0-0.8.2-3.3.1.s390x",
            },
            product_reference: "libtpms0-0.8.2-3.3.1.s390x",
            relates_to_product_reference: "SUSE Linux Enterprise Micro 5.1",
         },
         {
            category: "default_component_of",
            full_product_name: {
               name: "libtpms0-0.8.2-3.3.1.x86_64 as component of SUSE Linux Enterprise Micro 5.1",
               product_id: "SUSE Linux Enterprise Micro 5.1:libtpms0-0.8.2-3.3.1.x86_64",
            },
            product_reference: "libtpms0-0.8.2-3.3.1.x86_64",
            relates_to_product_reference: "SUSE Linux Enterprise Micro 5.1",
         },
      ],
   },
   vulnerabilities: [
      {
         cve: "CVE-2021-3746",
         ids: [
            {
               system_name: "SUSE CVE Page",
               text: "https://www.suse.com/security/cve/CVE-2021-3746",
            },
         ],
         notes: [
            {
               category: "general",
               text: "A flaw was found in the libtpms code that may cause access beyond the boundary of internal buffers. The vulnerability is triggered by specially-crafted TPM2 command packets that then trigger the issue when the state of the TPM2's volatile state is written. The highest threat from this vulnerability is to system availability. This issue affects libtpms versions before 0.8.5, before 0.7.9 and before 0.6.6.",
               title: "CVE description",
            },
         ],
         product_status: {
            recommended: [
               "SUSE Linux Enterprise Micro 5.1:libtpms0-0.8.2-3.3.1.aarch64",
               "SUSE Linux Enterprise Micro 5.1:libtpms0-0.8.2-3.3.1.s390x",
               "SUSE Linux Enterprise Micro 5.1:libtpms0-0.8.2-3.3.1.x86_64",
            ],
         },
         references: [
            {
               category: "external",
               summary: "CVE-2021-3746",
               url: "https://www.suse.com/security/cve/CVE-2021-3746",
            },
            {
               category: "external",
               summary: "SUSE Bug 1189935 for CVE-2021-3746",
               url: "https://bugzilla.suse.com/1189935",
            },
         ],
         remediations: [
            {
               category: "vendor_fix",
               details: "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
               product_ids: [
                  "SUSE Linux Enterprise Micro 5.1:libtpms0-0.8.2-3.3.1.aarch64",
                  "SUSE Linux Enterprise Micro 5.1:libtpms0-0.8.2-3.3.1.s390x",
                  "SUSE Linux Enterprise Micro 5.1:libtpms0-0.8.2-3.3.1.x86_64",
               ],
            },
         ],
         scores: [
            {
               cvss_v3: {
                  baseScore: 7.5,
                  baseSeverity: "HIGH",
                  vectorString: "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  version: "3.1",
               },
               products: [
                  "SUSE Linux Enterprise Micro 5.1:libtpms0-0.8.2-3.3.1.aarch64",
                  "SUSE Linux Enterprise Micro 5.1:libtpms0-0.8.2-3.3.1.s390x",
                  "SUSE Linux Enterprise Micro 5.1:libtpms0-0.8.2-3.3.1.x86_64",
               ],
            },
         ],
         threats: [
            {
               category: "impact",
               date: "2021-09-21T14:39:00Z",
               details: "important",
            },
         ],
         title: "CVE-2021-3746",
      },
   ],
}


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