Vulnerability from csaf_suse
Published
2021-06-28 13:03
Modified
2021-06-28 13:03
Summary
Security update for microcode_ctl

Notes

Title of the patch
Security update for microcode_ctl
Description of the patch
This update for microcode_ctl fixes the following issues: Updated to Intel CPU Microcode 20210525 release: - CVE-2020-24513: A domain bypass transient execution vulnerability was discovered on some Intel Atom processors that use a micro-architectural incident channel. (bsc#1179833) - CVE-2020-24511: The IBRS feature to mitigate Spectre variant 2 transient execution side channel vulnerabilities may not fully prevent non-root (guest) branches from controlling the branch predictions of the root (host) (bsc#1179836) - CVE-2020-24512: Fixed trivial data value cache-lines such as all-zero value cache-lines may lead to changes in cache-allocation or write-back behavior for such cache-lines (bsc#1179837) - CVE-2020-24489: Fixed Intel VT-d device pass through potential local privilege escalation (bsc#1179839)
Patchnames
sleposp3-microcode_ctl-14758,slessp4-microcode_ctl-14758
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 

{
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         text: "important",
      },
      category: "csaf_security_advisory",
      csaf_version: "2.0",
      distribution: {
         text: "Copyright 2024 SUSE LLC. All rights reserved.",
         tlp: {
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      notes: [
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            category: "summary",
            text: "Security update for microcode_ctl",
            title: "Title of the patch",
         },
         {
            category: "description",
            text: "This update for microcode_ctl fixes the following issues:\n\nUpdated to Intel CPU Microcode 20210525 release:\n\n- CVE-2020-24513: A domain bypass transient execution vulnerability was discovered on some Intel Atom processors that use a micro-architectural incident channel. (bsc#1179833)\n- CVE-2020-24511: The IBRS feature to mitigate Spectre variant 2 transient execution side channel vulnerabilities may not fully prevent non-root (guest) branches from controlling the branch predictions of the root (host) (bsc#1179836)\n- CVE-2020-24512: Fixed trivial data value cache-lines such as all-zero value cache-lines may lead to changes in cache-allocation or write-back behavior for such cache-lines (bsc#1179837)\n- CVE-2020-24489: Fixed Intel VT-d device pass through potential local privilege escalation (bsc#1179839)\n",
            title: "Description of the patch",
         },
         {
            category: "details",
            text: "sleposp3-microcode_ctl-14758,slessp4-microcode_ctl-14758",
            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: {
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         contact_details: "https://www.suse.com/support/security/contact/",
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            summary: "SUSE ratings",
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         },
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            category: "self",
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            url: "https://www.suse.com/support/update/announcement/2021/suse-su-202114758-1/",
         },
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            category: "self",
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         },
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            url: "https://bugzilla.suse.com/1179837",
         },
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            category: "self",
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            url: "https://bugzilla.suse.com/1179839",
         },
         {
            category: "self",
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            url: "https://www.suse.com/security/cve/CVE-2020-24489/",
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            category: "self",
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            url: "https://www.suse.com/security/cve/CVE-2020-24511/",
         },
         {
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            summary: "SUSE CVE CVE-2020-24512 page",
            url: "https://www.suse.com/security/cve/CVE-2020-24512/",
         },
         {
            category: "self",
            summary: "SUSE CVE CVE-2020-24513 page",
            url: "https://www.suse.com/security/cve/CVE-2020-24513/",
         },
      ],
      title: "Security update for microcode_ctl",
      tracking: {
         current_release_date: "2021-06-28T13:03:33Z",
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            date: "2021-06-28T13:03:33Z",
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         initial_release_date: "2021-06-28T13:03:33Z",
         revision_history: [
            {
               date: "2021-06-28T13:03:33Z",
               number: "1",
               summary: "Current version",
            },
         ],
         status: "final",
         version: "1",
      },
   },
   product_tree: {
      branches: [
         {
            branches: [
               {
                  branches: [
                     {
                        category: "product_version",
                        name: "microcode_ctl-1.17-102.83.71.1.i586",
                        product: {
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                           product_id: "microcode_ctl-1.17-102.83.71.1.i586",
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                        product: {
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                           product_id: "microcode_ctl-1.17-102.83.71.1.x86_64",
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                  category: "architecture",
                  name: "x86_64",
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                  branches: [
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                        product: {
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                           product_id: "SUSE Linux Enterprise Point of Sale 11 SP3",
                           product_identification_helper: {
                              cpe: "cpe:/o:suse:sle-pos:11:sp3",
                           },
                        },
                     },
                     {
                        category: "product_name",
                        name: "SUSE Linux Enterprise Server 11 SP4-LTSS",
                        product: {
                           name: "SUSE Linux Enterprise Server 11 SP4-LTSS",
                           product_id: "SUSE Linux Enterprise Server 11 SP4-LTSS",
                           product_identification_helper: {
                              cpe: "cpe:/o:suse:suse_sles:11:sp4",
                           },
                        },
                     },
                  ],
                  category: "product_family",
                  name: "SUSE Linux Enterprise",
               },
            ],
            category: "vendor",
            name: "SUSE",
         },
      ],
      relationships: [
         {
            category: "default_component_of",
            full_product_name: {
               name: "microcode_ctl-1.17-102.83.71.1.i586 as component of SUSE Linux Enterprise Point of Sale 11 SP3",
               product_id: "SUSE Linux Enterprise Point of Sale 11 SP3:microcode_ctl-1.17-102.83.71.1.i586",
            },
            product_reference: "microcode_ctl-1.17-102.83.71.1.i586",
            relates_to_product_reference: "SUSE Linux Enterprise Point of Sale 11 SP3",
         },
         {
            category: "default_component_of",
            full_product_name: {
               name: "microcode_ctl-1.17-102.83.71.1.i586 as component of SUSE Linux Enterprise Server 11 SP4-LTSS",
               product_id: "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-1.17-102.83.71.1.i586",
            },
            product_reference: "microcode_ctl-1.17-102.83.71.1.i586",
            relates_to_product_reference: "SUSE Linux Enterprise Server 11 SP4-LTSS",
         },
         {
            category: "default_component_of",
            full_product_name: {
               name: "microcode_ctl-1.17-102.83.71.1.x86_64 as component of SUSE Linux Enterprise Server 11 SP4-LTSS",
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            },
            product_reference: "microcode_ctl-1.17-102.83.71.1.x86_64",
            relates_to_product_reference: "SUSE Linux Enterprise Server 11 SP4-LTSS",
         },
      ],
   },
   vulnerabilities: [
      {
         cve: "CVE-2020-24489",
         ids: [
            {
               system_name: "SUSE CVE Page",
               text: "https://www.suse.com/security/cve/CVE-2020-24489",
            },
         ],
         notes: [
            {
               category: "general",
               text: "Incomplete cleanup in some Intel(R) VT-d products may allow an authenticated user to potentially enable escalation of privilege via local access.",
               title: "CVE description",
            },
         ],
         product_status: {
            recommended: [
               "SUSE Linux Enterprise Point of Sale 11 SP3:microcode_ctl-1.17-102.83.71.1.i586",
               "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-1.17-102.83.71.1.i586",
               "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-1.17-102.83.71.1.x86_64",
            ],
         },
         references: [
            {
               category: "external",
               summary: "CVE-2020-24489",
               url: "https://www.suse.com/security/cve/CVE-2020-24489",
            },
            {
               category: "external",
               summary: "SUSE Bug 1179839 for CVE-2020-24489",
               url: "https://bugzilla.suse.com/1179839",
            },
            {
               category: "external",
               summary: "SUSE Bug 1192359 for CVE-2020-24489",
               url: "https://bugzilla.suse.com/1192359",
            },
            {
               category: "external",
               summary: "SUSE Bug 1199300 for CVE-2020-24489",
               url: "https://bugzilla.suse.com/1199300",
            },
            {
               category: "external",
               summary: "SUSE Bug 1201731 for CVE-2020-24489",
               url: "https://bugzilla.suse.com/1201731",
            },
            {
               category: "external",
               summary: "SUSE Bug 1225680 for CVE-2020-24489",
               url: "https://bugzilla.suse.com/1225680",
            },
         ],
         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 Point of Sale 11 SP3:microcode_ctl-1.17-102.83.71.1.i586",
                  "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-1.17-102.83.71.1.i586",
                  "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-1.17-102.83.71.1.x86_64",
               ],
            },
         ],
         scores: [
            {
               cvss_v3: {
                  baseScore: 8.8,
                  baseSeverity: "HIGH",
                  vectorString: "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H",
                  version: "3.1",
               },
               products: [
                  "SUSE Linux Enterprise Point of Sale 11 SP3:microcode_ctl-1.17-102.83.71.1.i586",
                  "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-1.17-102.83.71.1.i586",
                  "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-1.17-102.83.71.1.x86_64",
               ],
            },
         ],
         threats: [
            {
               category: "impact",
               date: "2021-06-28T13:03:33Z",
               details: "important",
            },
         ],
         title: "CVE-2020-24489",
      },
      {
         cve: "CVE-2020-24511",
         ids: [
            {
               system_name: "SUSE CVE Page",
               text: "https://www.suse.com/security/cve/CVE-2020-24511",
            },
         ],
         notes: [
            {
               category: "general",
               text: "Improper isolation of shared resources in some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.",
               title: "CVE description",
            },
         ],
         product_status: {
            recommended: [
               "SUSE Linux Enterprise Point of Sale 11 SP3:microcode_ctl-1.17-102.83.71.1.i586",
               "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-1.17-102.83.71.1.i586",
               "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-1.17-102.83.71.1.x86_64",
            ],
         },
         references: [
            {
               category: "external",
               summary: "CVE-2020-24511",
               url: "https://www.suse.com/security/cve/CVE-2020-24511",
            },
            {
               category: "external",
               summary: "SUSE Bug 1179836 for CVE-2020-24511",
               url: "https://bugzilla.suse.com/1179836",
            },
            {
               category: "external",
               summary: "SUSE Bug 1192360 for CVE-2020-24511",
               url: "https://bugzilla.suse.com/1192360",
            },
            {
               category: "external",
               summary: "SUSE Bug 1199300 for CVE-2020-24511",
               url: "https://bugzilla.suse.com/1199300",
            },
            {
               category: "external",
               summary: "SUSE Bug 1201731 for CVE-2020-24511",
               url: "https://bugzilla.suse.com/1201731",
            },
         ],
         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 Point of Sale 11 SP3:microcode_ctl-1.17-102.83.71.1.i586",
                  "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-1.17-102.83.71.1.i586",
                  "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-1.17-102.83.71.1.x86_64",
               ],
            },
         ],
         scores: [
            {
               cvss_v3: {
                  baseScore: 5.6,
                  baseSeverity: "MEDIUM",
                  vectorString: "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N",
                  version: "3.1",
               },
               products: [
                  "SUSE Linux Enterprise Point of Sale 11 SP3:microcode_ctl-1.17-102.83.71.1.i586",
                  "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-1.17-102.83.71.1.i586",
                  "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-1.17-102.83.71.1.x86_64",
               ],
            },
         ],
         threats: [
            {
               category: "impact",
               date: "2021-06-28T13:03:33Z",
               details: "moderate",
            },
         ],
         title: "CVE-2020-24511",
      },
      {
         cve: "CVE-2020-24512",
         ids: [
            {
               system_name: "SUSE CVE Page",
               text: "https://www.suse.com/security/cve/CVE-2020-24512",
            },
         ],
         notes: [
            {
               category: "general",
               text: "Observable timing discrepancy in some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.",
               title: "CVE description",
            },
         ],
         product_status: {
            recommended: [
               "SUSE Linux Enterprise Point of Sale 11 SP3:microcode_ctl-1.17-102.83.71.1.i586",
               "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-1.17-102.83.71.1.i586",
               "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-1.17-102.83.71.1.x86_64",
            ],
         },
         references: [
            {
               category: "external",
               summary: "CVE-2020-24512",
               url: "https://www.suse.com/security/cve/CVE-2020-24512",
            },
            {
               category: "external",
               summary: "SUSE Bug 1179837 for CVE-2020-24512",
               url: "https://bugzilla.suse.com/1179837",
            },
            {
               category: "external",
               summary: "SUSE Bug 1192360 for CVE-2020-24512",
               url: "https://bugzilla.suse.com/1192360",
            },
            {
               category: "external",
               summary: "SUSE Bug 1199300 for CVE-2020-24512",
               url: "https://bugzilla.suse.com/1199300",
            },
            {
               category: "external",
               summary: "SUSE Bug 1201731 for CVE-2020-24512",
               url: "https://bugzilla.suse.com/1201731",
            },
         ],
         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 Point of Sale 11 SP3:microcode_ctl-1.17-102.83.71.1.i586",
                  "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-1.17-102.83.71.1.i586",
                  "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-1.17-102.83.71.1.x86_64",
               ],
            },
         ],
         scores: [
            {
               cvss_v3: {
                  baseScore: 2.8,
                  baseSeverity: "LOW",
                  vectorString: "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N",
                  version: "3.1",
               },
               products: [
                  "SUSE Linux Enterprise Point of Sale 11 SP3:microcode_ctl-1.17-102.83.71.1.i586",
                  "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-1.17-102.83.71.1.i586",
                  "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-1.17-102.83.71.1.x86_64",
               ],
            },
         ],
         threats: [
            {
               category: "impact",
               date: "2021-06-28T13:03:33Z",
               details: "low",
            },
         ],
         title: "CVE-2020-24512",
      },
      {
         cve: "CVE-2020-24513",
         ids: [
            {
               system_name: "SUSE CVE Page",
               text: "https://www.suse.com/security/cve/CVE-2020-24513",
            },
         ],
         notes: [
            {
               category: "general",
               text: "Domain-bypass transient execution vulnerability in some Intel Atom(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.",
               title: "CVE description",
            },
         ],
         product_status: {
            recommended: [
               "SUSE Linux Enterprise Point of Sale 11 SP3:microcode_ctl-1.17-102.83.71.1.i586",
               "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-1.17-102.83.71.1.i586",
               "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-1.17-102.83.71.1.x86_64",
            ],
         },
         references: [
            {
               category: "external",
               summary: "CVE-2020-24513",
               url: "https://www.suse.com/security/cve/CVE-2020-24513",
            },
            {
               category: "external",
               summary: "SUSE Bug 1179833 for CVE-2020-24513",
               url: "https://bugzilla.suse.com/1179833",
            },
            {
               category: "external",
               summary: "SUSE Bug 1192360 for CVE-2020-24513",
               url: "https://bugzilla.suse.com/1192360",
            },
            {
               category: "external",
               summary: "SUSE Bug 1199300 for CVE-2020-24513",
               url: "https://bugzilla.suse.com/1199300",
            },
            {
               category: "external",
               summary: "SUSE Bug 1201731 for CVE-2020-24513",
               url: "https://bugzilla.suse.com/1201731",
            },
         ],
         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 Point of Sale 11 SP3:microcode_ctl-1.17-102.83.71.1.i586",
                  "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-1.17-102.83.71.1.i586",
                  "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-1.17-102.83.71.1.x86_64",
               ],
            },
         ],
         scores: [
            {
               cvss_v3: {
                  baseScore: 5.6,
                  baseSeverity: "MEDIUM",
                  vectorString: "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N",
                  version: "3.1",
               },
               products: [
                  "SUSE Linux Enterprise Point of Sale 11 SP3:microcode_ctl-1.17-102.83.71.1.i586",
                  "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-1.17-102.83.71.1.i586",
                  "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-1.17-102.83.71.1.x86_64",
               ],
            },
         ],
         threats: [
            {
               category: "impact",
               date: "2021-06-28T13:03:33Z",
               details: "moderate",
            },
         ],
         title: "CVE-2020-24513",
      },
   ],
}


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Nomenclature

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