rhea-2019_3845
Vulnerability from csaf_redhat
Published
2019-11-12 22:17
Modified
2024-11-22 13:59
Summary
Red Hat Enhancement Advisory: microcode_ctl bug fix and enhancement update

Notes

Topic
An update for microcode_ctl is now available for Red Hat Enterprise Linux 8.
Details
The microcode_ctl packages provide microcode updates for Intel x86 processors. With this update, the Intel microcode version has been updated to microcode-20191112. Users of microcode_ctl are advised to upgrade to these updated packages, which add this enhancement.
Terms of Use
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 Red Hat Inc. and provide a link to the original.


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{
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         text: "Important",
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      distribution: {
         text: "Copyright © Red Hat, Inc. All rights reserved.",
         tlp: {
            label: "WHITE",
            url: "https://www.first.org/tlp/",
         },
      },
      lang: "en",
      notes: [
         {
            category: "summary",
            text: "An update for microcode_ctl is now available for Red Hat Enterprise Linux 8.",
            title: "Topic",
         },
         {
            category: "general",
            text: "The microcode_ctl packages provide microcode updates for Intel x86 processors.\n\nWith this update, the Intel microcode version has been updated to microcode-20191112.\n\nUsers of microcode_ctl are advised to upgrade to these updated packages, which add this enhancement.",
            title: "Details",
         },
         {
            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 Red Hat Inc. and provide a link to the original.",
            title: "Terms of Use",
         },
      ],
      publisher: {
         category: "vendor",
         contact_details: "https://access.redhat.com/security/team/contact/",
         issuing_authority: "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.",
         name: "Red Hat Product Security",
         namespace: "https://www.redhat.com",
      },
      references: [
         {
            category: "self",
            summary: "https://access.redhat.com/errata/RHEA-2019:3845",
            url: "https://access.redhat.com/errata/RHEA-2019:3845",
         },
         {
            category: "external",
            summary: "https://access.redhat.com/solutions/2019-microcode-nov",
            url: "https://access.redhat.com/solutions/2019-microcode-nov",
         },
         {
            category: "external",
            summary: "1753062",
            url: "https://bugzilla.redhat.com/show_bug.cgi?id=1753062",
         },
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            category: "external",
            summary: "1753064",
            url: "https://bugzilla.redhat.com/show_bug.cgi?id=1753064",
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            summary: "1753065",
            url: "https://bugzilla.redhat.com/show_bug.cgi?id=1753065",
         },
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            category: "external",
            summary: "1753066",
            url: "https://bugzilla.redhat.com/show_bug.cgi?id=1753066",
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         {
            category: "external",
            summary: "1753068",
            url: "https://bugzilla.redhat.com/show_bug.cgi?id=1753068",
         },
         {
            category: "external",
            summary: "1753113",
            url: "https://bugzilla.redhat.com/show_bug.cgi?id=1753113",
         },
         {
            category: "external",
            summary: "1758414",
            url: "https://bugzilla.redhat.com/show_bug.cgi?id=1758414",
         },
         {
            category: "external",
            summary: "1760200",
            url: "https://bugzilla.redhat.com/show_bug.cgi?id=1760200",
         },
         {
            category: "external",
            summary: "1765481",
            url: "https://bugzilla.redhat.com/show_bug.cgi?id=1765481",
         },
         {
            category: "self",
            summary: "Canonical URL",
            url: "https://security.access.redhat.com/data/csaf/v2/advisories/2019/rhea-2019_3845.json",
         },
      ],
      title: "Red Hat Enhancement Advisory: microcode_ctl bug fix and enhancement update",
      tracking: {
         current_release_date: "2024-11-22T13:59:24+00:00",
         generator: {
            date: "2024-11-22T13:59:24+00:00",
            engine: {
               name: "Red Hat SDEngine",
               version: "4.2.1",
            },
         },
         id: "RHEA-2019:3845",
         initial_release_date: "2019-11-12T22:17:24+00:00",
         revision_history: [
            {
               date: "2019-11-12T22:17:24+00:00",
               number: "1",
               summary: "Initial version",
            },
            {
               date: "2019-11-12T22:17:24+00:00",
               number: "2",
               summary: "Last updated version",
            },
            {
               date: "2024-11-22T13:59:24+00:00",
               number: "3",
               summary: "Last generated version",
            },
         ],
         status: "final",
         version: "3",
      },
   },
   product_tree: {
      branches: [
         {
            branches: [
               {
                  branches: [
                     {
                        category: "product_name",
                        name: "Red Hat Enterprise Linux BaseOS (v. 8)",
                        product: {
                           name: "Red Hat Enterprise Linux BaseOS (v. 8)",
                           product_id: "BaseOS-8.1.0.Z.MAIN.EUS",
                           product_identification_helper: {
                              cpe: "cpe:/o:redhat:enterprise_linux:8::baseos",
                           },
                        },
                     },
                  ],
                  category: "product_family",
                  name: "Red Hat Enterprise Linux",
               },
               {
                  branches: [
                     {
                        category: "product_version",
                        name: "microcode_ctl-4:20190618-1.20191112.1.el8_1.x86_64",
                        product: {
                           name: "microcode_ctl-4:20190618-1.20191112.1.el8_1.x86_64",
                           product_id: "microcode_ctl-4:20190618-1.20191112.1.el8_1.x86_64",
                           product_identification_helper: {
                              purl: "pkg:rpm/redhat/microcode_ctl@20190618-1.20191112.1.el8_1?arch=x86_64&epoch=4",
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                  ],
                  category: "architecture",
                  name: "x86_64",
               },
               {
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                        name: "microcode_ctl-4:20190618-1.20191112.1.el8_1.src",
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            },
            product_reference: "microcode_ctl-4:20190618-1.20191112.1.el8_1.src",
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         },
         {
            category: "default_component_of",
            full_product_name: {
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            },
            product_reference: "microcode_ctl-4:20190618-1.20191112.1.el8_1.x86_64",
            relates_to_product_reference: "BaseOS-8.1.0.Z.MAIN.EUS",
         },
      ],
   },
   vulnerabilities: [
      {
         acknowledgments: [
            {
               names: [
                  "Intel",
               ],
            },
         ],
         cve: "CVE-2019-0117",
         cwe: {
            id: "CWE-200",
            name: "Exposure of Sensitive Information to an Unauthorized Actor",
         },
         discovery_date: "2019-10-04T00:00:00+00:00",
         ids: [
            {
               system_name: "Red Hat Bugzilla ID",
               text: "1758414",
            },
         ],
         notes: [
            {
               category: "description",
               text: "A flaw was found in the implementation of SGX around the access control of protected memory. This flaw allows a local attacker of a system with SGX enabled and an affected intel GPU with the ability to execute code to interpret the contents of the SGX protected memory.",
               title: "Vulnerability description",
            },
            {
               category: "summary",
               text: "hw: Intel SGX information leak",
               title: "Vulnerability summary",
            },
            {
               category: "other",
               text: "Red Hat Product Security is aware of this issue. Updates will be released as they become available. For additional information, please refer to the Red Hat Knowledgebase article: https://access.redhat.com/solutions/2019-microcode-nov",
               title: "Statement",
            },
            {
               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: [
               "BaseOS-8.1.0.Z.MAIN.EUS:microcode_ctl-4:20190618-1.20191112.1.el8_1.src",
               "BaseOS-8.1.0.Z.MAIN.EUS:microcode_ctl-4:20190618-1.20191112.1.el8_1.x86_64",
            ],
         },
         references: [
            {
               category: "self",
               summary: "Canonical URL",
               url: "https://access.redhat.com/security/cve/CVE-2019-0117",
            },
            {
               category: "external",
               summary: "RHBZ#1758414",
               url: "https://bugzilla.redhat.com/show_bug.cgi?id=1758414",
            },
            {
               category: "external",
               summary: "https://www.cve.org/CVERecord?id=CVE-2019-0117",
               url: "https://www.cve.org/CVERecord?id=CVE-2019-0117",
            },
            {
               category: "external",
               summary: "https://nvd.nist.gov/vuln/detail/CVE-2019-0117",
               url: "https://nvd.nist.gov/vuln/detail/CVE-2019-0117",
            },
            {
               category: "external",
               summary: "https://access.redhat.com/solutions/2019-microcode-nov",
               url: "https://access.redhat.com/solutions/2019-microcode-nov",
            },
            {
               category: "external",
               summary: "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00219.html",
               url: "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00219.html",
            },
         ],
         release_date: "2019-11-12T18:00:00+00:00",
         remediations: [
            {
               category: "vendor_fix",
               date: "2019-11-12T22:17:24+00:00",
               details: "Before applying this update, make sure all previously released errata\nrelevant to your system have been applied.\n\nFor details on how to apply this update, refer to:\n\nhttps://access.redhat.com/articles/11258",
               product_ids: [
                  "BaseOS-8.1.0.Z.MAIN.EUS:microcode_ctl-4:20190618-1.20191112.1.el8_1.src",
                  "BaseOS-8.1.0.Z.MAIN.EUS:microcode_ctl-4:20190618-1.20191112.1.el8_1.x86_64",
               ],
               restart_required: {
                  category: "none",
               },
               url: "https://access.redhat.com/errata/RHEA-2019:3845",
            },
            {
               category: "workaround",
               details: "As of this time there are no known mitigations. Please install relevant updated packages to address this flaw.",
               product_ids: [
                  "BaseOS-8.1.0.Z.MAIN.EUS:microcode_ctl-4:20190618-1.20191112.1.el8_1.src",
                  "BaseOS-8.1.0.Z.MAIN.EUS:microcode_ctl-4:20190618-1.20191112.1.el8_1.x86_64",
               ],
            },
         ],
         scores: [
            {
               cvss_v3: {
                  attackComplexity: "LOW",
                  attackVector: "LOCAL",
                  availabilityImpact: "NONE",
                  baseScore: 6,
                  baseSeverity: "MEDIUM",
                  confidentialityImpact: "HIGH",
                  integrityImpact: "NONE",
                  privilegesRequired: "HIGH",
                  scope: "CHANGED",
                  userInteraction: "NONE",
                  vectorString: "CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N",
                  version: "3.0",
               },
               products: [
                  "BaseOS-8.1.0.Z.MAIN.EUS:microcode_ctl-4:20190618-1.20191112.1.el8_1.src",
                  "BaseOS-8.1.0.Z.MAIN.EUS:microcode_ctl-4:20190618-1.20191112.1.el8_1.x86_64",
               ],
            },
         ],
         threats: [
            {
               category: "impact",
               details: "Important",
            },
         ],
         title: "hw: Intel SGX information leak",
      },
   ],
}


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