rhsa-2020_5083
Vulnerability from csaf_redhat
Published
2020-11-11 10:19
Modified
2024-11-22 15:57
Summary
Red Hat Security Advisory: microcode_ctl security, bug fix, and enhancement update

Notes

Topic
An update for microcode_ctl is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details
Security Fix(es): * hw: Information disclosure issue in Intel SGX via RAPL interface (CVE-2020-8695) * hw: Vector Register Leakage-Active (CVE-2020-8696) * hw: Fast forward store predictor (CVE-2020-8698) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Bug Fix(es) and Enhancement(s): * Update Intel CPU microcode to microcode-20201027 release, addresses: - Addition of 06-55-0b/0xbf (CPX-SP A1) microcode at revision 0x700001e; - Addition of 06-8c-01/0x80 (TGL-UP3/UP4 B1) microcode at revision 0x68; - Addition of 06-a5-02/0x20 (CML-H R1) microcode at revision 0xe0; - Addition of 06-a5-03/0x22 (CML-S 6+2 G1) microcode at revision 0xe0; - Addition of 06-a5-05/0x22 (CML-S 10+2 Q0) microcode at revision 0xe0; - Addition of 06-a6-01/0x80 (CML-U 6+2 v2 K0) microcode at revision 0xe0; - Update of 06-4e-03/0xc0 (SKL-U/U 2+3e/Y D0/K1) microcode (in intel-06-4e-03/intel-ucode/06-4e-03) from revision 0xdc up to 0xe2; - Update of 06-55-04/0xb7 (SKX-D/SP/W/X H0/M0/M1/U0) microcode (in intel-06-55-04/intel-ucode/06-55-04) from revision 0x2006906 up to 0x2006a08; - Update of 06-5e-03/0x36 (SKL-H/S/Xeon E3 N0/R0/S0) microcode (in intel-06-5e-03/intel-ucode/06-5e-03) from revision 0xdc up to 0xe2; - Update of 06-8e-09/0x10 (AML-Y 2+2 H0) microcode (in intel-06-8e-9e-0x-dell/intel-ucode/06-8e-09) from revision 0xd6 up to 0xde; - Update of 06-8e-09/0xc0 (KBL-U/U 2+3e/Y H0/J1) microcode (in intel-06-8e-9e-0x-dell/intel-ucode/06-8e-09) from revision 0xd6 up to 0xde; - Update of 06-8e-0a/0xc0 (CFL-U 4+3e D0, KBL-R Y0) microcode (in intel-06-8e-9e-0x-dell/intel-ucode/06-8e-0a) from revision 0xd6 up to 0xe0; - Update of 06-8e-0b/0xd0 (WHL-U W0) microcode (in intel-06-8e-9e-0x-dell/intel-ucode/06-8e-0b) from revision 0xd6 up to 0xde; - Update of 06-8e-0c/0x94 (AML-Y 4+2 V0, CML-U 4+2 V0, WHL-U V0) microcode (in intel-06-8e-9e-0x-dell/intel-ucode/06-8e-0c) from revision 0xd6 up to 0xde; - Update of 06-9e-09/0x2a (KBL-G/H/S/X/Xeon E3 B0) microcode (in intel-06-8e-9e-0x-dell/intel-ucode/06-9e-09) from revision 0xd6 up to 0xde; - Update of 06-9e-0a/0x22 (CFL-H/S/Xeon E U0) microcode (in intel-06-8e-9e-0x-dell/intel-ucode/06-9e-0a) from revision 0xd6 up to 0xde; - Update of 06-9e-0b/0x02 (CFL-E/H/S B0) microcode (in intel-06-8e-9e-0x-dell/intel-ucode/06-9e-0b) from revision 0xd6 up to 0xde; - Update of 06-9e-0c/0x22 (CFL-H/S/Xeon E P0) microcode (in intel-06-8e-9e-0x-dell/intel-ucode/06-9e-0c) from revision 0xd6 up to 0xde; - Update of 06-9e-0d/0x22 (CFL-H/S/Xeon E R0) microcode (in intel-06-8e-9e-0x-dell/intel-ucode/06-9e-0d) from revision 0xd6 up to 0xde; - Update of 06-3f-02/0x6f (HSX-E/EN/EP/EP 4S C0/C1/M1/R2) microcode from revision 0x43 up to 0x44; - Update of 06-55-03/0x97 (SKX-SP B1) microcode from revision 0x1000157 up to 0x1000159; - Update of 06-55-06/0xbf (CLX-SP B0) microcode from revision 0x4002f01 up to 0x4003003; - Update of 06-55-07/0xbf (CLX-SP/W/X B1/L1) microcode from revision 0x5002f01 up to 0x5003003; - Update of 06-5c-09/0x03 (APL D0) microcode from revision 0x38 up to 0x40; - Update of 06-5c-0a/0x03 (APL B1/F1) microcode from revision 0x16 up to 0x1e; - Update of 06-7a-08/0x01 (GLK-R R0) microcode from revision 0x16 up to 0x18; - Update of 06-7e-05/0x80 (ICL-U/Y D1) microcode from revision 0x78 up to 0xa0; - Update of 06-a6-00/0x80 (CML-U 6+2 A0) microcode from revision 0xca up to 0xe0. * Add README file to the documentation directory. * Add publicly-sourced codenames list to supply to gen_provides.sh; update the latter to handle the somewhat different format. * Add SUMMARY.intel-ucode file containing metadata information from the microcode file headers.
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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  "vulnerabilities": [
    {
      "acknowledgments": [
        {
          "names": [
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      "cve": "CVE-2020-8695",
      "cwe": {
        "id": "CWE-200",
        "name": "Exposure of Sensitive Information to an Unauthorized Actor"
      },
      "discovery_date": "2020-04-27T00:00:00+00:00",
      "ids": [
        {
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          "text": "1828583"
        }
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      "notes": [
        {
          "category": "description",
          "text": "A vulnerability was found in Intel\u0027s implementation of RAPL (Running Average Power Limit).  An attacker with a local account could query the power management functionality to intelligently infer SGX enclave computation values by measuring power usage in the RAPL subsystem.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "hw: Information disclosure issue in Intel SGX via RAPL interface",
          "title": "Vulnerability summary"
        },
        {
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          "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.",
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        {
          "category": "external",
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          "category": "external",
          "summary": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00389.html",
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          "title": "Vulnerability description"
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          "category": "summary",
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          "title": "Vulnerability summary"
        },
        {
          "category": "general",
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          "title": "CVSS score applicability"
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        },
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          "text": "hw: Fast forward store predictor",
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        },
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          "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.",
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      ],
      "title": "hw: Fast forward store predictor"
    }
  ]
}


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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
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  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.