SUSE-SU-2021:14758-1

Vulnerability from csaf_suse - Published: 2021-06-28 13:03 - Updated: 2026-09-20 13:55
Summary
Security update for microcode_ctl
Severity
Important
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).
CVE-2020-24489
8.8 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Affected products
Product Identifier Version Remediation
Unresolved product id: SUSE Linux Enterprise High Performance Computing 11 SP4:microcode_ctl-0:1.17-102.83.71.1.i586 —
Vendor Fix
Unresolved product id: SUSE Linux Enterprise High Performance Computing 11 SP4:microcode_ctl-0:1.17-102.83.71.1.x86_64 —
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Point of Sale 11 SP3:microcode_ctl-0:1.17-102.83.71.1.i586 —
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-0:1.17-102.83.71.1.i586 —
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-0:1.17-102.83.71.1.x86_64 —
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server 11 SP4:microcode_ctl-0:1.17-102.83.71.1.i586 —
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server 11 SP4:microcode_ctl-0:1.17-102.83.71.1.x86_64 —
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server for SAP Applications 11 SP4:microcode_ctl-0:1.17-102.83.71.1.i586 —
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server for SAP Applications 11 SP4:microcode_ctl-0:1.17-102.83.71.1.x86_64 —
Vendor Fix
Threats
Impact important
CVE-2020-24511
5.6 (Medium)
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
Affected products
Recommended 9 products, the same list as for CVE-2020-24489
Threats
Impact moderate
CVE-2020-24512
2.8 (Low)
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N
Affected products
Recommended 9 products, the same list as for CVE-2020-24489
Threats
Impact low
CVE-2020-24513
5.6 (Medium)
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
Affected products
Recommended 9 products, the same list as for CVE-2020-24489
Threats
Impact moderate
References
URL Category
https://www.suse.com/support/security/rating/ external
https://ftp.suse.com/pub/projects/security/csaf/s… self
https://www.suse.com/support/update/announcement/… self
https://lists.suse.com/pipermail/sle-security-upd… self
https://bugzilla.suse.com/1179833 self
https://bugzilla.suse.com/1179836 self
https://bugzilla.suse.com/1179837 self
https://bugzilla.suse.com/1179839 self
https://www.suse.com/security/cve/CVE-2020-24489/ self
https://www.suse.com/security/cve/CVE-2020-24511/ self
https://www.suse.com/security/cve/CVE-2020-24512/ self
https://www.suse.com/security/cve/CVE-2020-24513/ self
https://www.suse.com/security/cve/CVE-2020-24489 external
https://bugzilla.suse.com/1179839 external
https://bugzilla.suse.com/1192359 external
https://bugzilla.suse.com/1199300 external
https://bugzilla.suse.com/1201731 external
https://bugzilla.suse.com/1225680 external
https://www.suse.com/security/cve/CVE-2020-24511 external
https://bugzilla.suse.com/1179836 external
https://bugzilla.suse.com/1192360 external
https://bugzilla.suse.com/1199300 external
https://bugzilla.suse.com/1201731 external
https://www.suse.com/security/cve/CVE-2020-24512 external
https://bugzilla.suse.com/1179837 external
https://bugzilla.suse.com/1192360 external
https://bugzilla.suse.com/1199300 external
https://bugzilla.suse.com/1201731 external
https://www.suse.com/security/cve/CVE-2020-24513 external
https://bugzilla.suse.com/1179833 external
https://bugzilla.suse.com/1192360 external
https://bugzilla.suse.com/1199300 external
https://bugzilla.suse.com/1201731 external
To clipboard 

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  "vulnerabilities": [
    {
      "cve": "CVE-2020-24489",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2020-24489"
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      ],
      "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": {
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          "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-0:1.17-102.83.71.1.i586",
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          "summary": "SUSE Bug 1192359 for CVE-2020-24489",
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        {
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          "summary": "SUSE Bug 1199300 for CVE-2020-24489",
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      ],
      "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": [
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      "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"
          },
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      "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": {
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        ]
      },
      "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 High Performance Computing 11 SP4:microcode_ctl-0:1.17-102.83.71.1.i586",
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            "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-0:1.17-102.83.71.1.i586",
            "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-0:1.17-102.83.71.1.x86_64",
            "SUSE Linux Enterprise Server 11 SP4:microcode_ctl-0:1.17-102.83.71.1.i586",
            "SUSE Linux Enterprise Server 11 SP4:microcode_ctl-0:1.17-102.83.71.1.x86_64",
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            "SUSE Linux Enterprise Server for SAP Applications 11 SP4:microcode_ctl-0:1.17-102.83.71.1.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": [
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            "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-0:1.17-102.83.71.1.i586",
            "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-0:1.17-102.83.71.1.x86_64",
            "SUSE Linux Enterprise Server 11 SP4:microcode_ctl-0:1.17-102.83.71.1.i586",
            "SUSE Linux Enterprise Server 11 SP4:microcode_ctl-0:1.17-102.83.71.1.x86_64",
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          ]
        }
      ],
      "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": {
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      "references": [
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          "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"
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        {
          "category": "external",
          "summary": "SUSE Bug 1192360 for CVE-2020-24512",
          "url": "https://bugzilla.suse.com/1192360"
        },
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          "category": "external",
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        }
      ],
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          "category": "vendor_fix",
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          ]
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      ],
      "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"
          },
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            "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-0:1.17-102.83.71.1.i586",
            "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-0:1.17-102.83.71.1.x86_64",
            "SUSE Linux Enterprise Server 11 SP4:microcode_ctl-0:1.17-102.83.71.1.i586",
            "SUSE Linux Enterprise Server 11 SP4:microcode_ctl-0:1.17-102.83.71.1.x86_64",
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            "SUSE Linux Enterprise Server for SAP Applications 11 SP4:microcode_ctl-0:1.17-102.83.71.1.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": {
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        ]
      },
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          "category": "external",
          "summary": "CVE-2020-24513",
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        },
        {
          "category": "external",
          "summary": "SUSE Bug 1179833 for CVE-2020-24513",
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        {
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        }
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      ],
      "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",
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          },
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            "SUSE Linux Enterprise High Performance Computing 11 SP4:microcode_ctl-0:1.17-102.83.71.1.x86_64",
            "SUSE Linux Enterprise Point of Sale 11 SP3:microcode_ctl-0:1.17-102.83.71.1.i586",
            "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-0:1.17-102.83.71.1.i586",
            "SUSE Linux Enterprise Server 11 SP4-LTSS:microcode_ctl-0:1.17-102.83.71.1.x86_64",
            "SUSE Linux Enterprise Server 11 SP4:microcode_ctl-0:1.17-102.83.71.1.i586",
            "SUSE Linux Enterprise Server 11 SP4:microcode_ctl-0:1.17-102.83.71.1.x86_64",
            "SUSE Linux Enterprise Server for SAP Applications 11 SP4:microcode_ctl-0:1.17-102.83.71.1.i586",
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          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2021-06-28T13:03:33Z",
          "details": "moderate"
        }
      ],
      "title": "CVE-2020-24513"
    }
  ]
}



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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.