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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    "category": "csaf_security_advisory",
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    "distribution": {
      "text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.",
      "tlp": {
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    "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"
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    "publisher": {
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      "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",
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    },
    "references": [
      {
        "category": "self",
        "summary": "https://access.redhat.com/errata/RHEA-2019:3845",
        "url": "https://access.redhat.com/errata/RHEA-2019:3845"
      },
      {
        "category": "external",
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        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1753113"
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        "summary": "1758414",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1758414"
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      {
        "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",
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          "version": "4.2.1"
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      "id": "RHEA-2019:3845",
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      "revision_history": [
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          "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"
    }
  },
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    "branches": [
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        "branches": [
          {
            "branches": [
              {
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                "name": "Red Hat Enterprise Linux BaseOS (v. 8)",
                "product": {
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                  "product_id": "BaseOS-8.1.0.Z.MAIN.EUS",
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          },
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        },
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  "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\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
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        ]
      },
      "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": 6.0,
            "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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