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TI-2020-15023 Aliases CVE-2020-24511GHSA-47r2-gqx8-p99j

Exposure of resource to wrong sphere in Intel Processors

Priority LOW 29CWE-668Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Information disclosure
Confidentiality · integrity · availability
High · None · None
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-668 and the CVSS impact.

Summary

Improper isolation of shared resources in some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00399 34th percentileScored 2026-11-07
Fix Fixed Red Hat: 19 advisories

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
—Intel(R) ProcessorsSee references—No fix listedCNA
  • Intel(R) Processors Vendor— Affected See references Fixed in — No fix listed CNA

CPE configurations NVD · 5

CPEVersionsRoleVendor
cpe:2.3:o:intel:microcode:*:*:*:*:*:*:*:*before 20210608VulnerableIntel
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*10.0VulnerableDebian
cpe:2.3:o:netapp:fas\/aff_bios:-:*:*:*:*:*:*:*not specified by NVDVulnerableNetApp
cpe:2.3:o:netapp:hci_compute_node_bios:-:*:*:*:*:*:*:*not specified by NVDVulnerableNetApp
cpe:2.3:o:netapp:solidfire_bios:-:*:*:*:*:*:*:*not specified by NVDVulnerableNetApp
  • cpe:2.3:o:intel:microcode:*:*:*:*:*:*:*:* Versions before 20210608 Vulnerable ·Intel
  • cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* Versions 10.0 Vulnerable ·Debian
  • cpe:2.3:o:netapp:fas\/aff_bios:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·NetApp
  • cpe:2.3:o:netapp:hci_compute_node_bios:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·NetApp
  • cpe:2.3:o:netapp:solidfire_bios:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·NetApp

Remediation

Red Hat 19 advisories

  • RHSA-2021:3364 Released 2021-08-31 · Red Hat rating Important
    microcode_ctl security, bug fix and enhancement update
    • Red Hat Enterprise Linux BaseOS EUS (v. 8.2) microcode_ctl-4:20191115-4.20210608.1.el8_2
  • RHSA-2021:3317 Released 2021-08-31 · Red Hat rating Important
    microcode_ctl security, bug fix and enhancement update
    • Red Hat Enterprise Linux Server AUS (v. 7.6) microcode_ctl-2:2.1-47.23.el7_6
    • Red Hat Enterprise Linux Server E4S (v. 7.6) microcode_ctl-2:2.1-47.23.el7_6
    • Red Hat Enterprise Linux Server TUS (v. 7.6) microcode_ctl-2:2.1-47.23.el7_6
  • RHSA-2021:3322 Released 2021-08-31 · Red Hat rating Important
    microcode_ctl security, bug fix and enhancement update
    • Red Hat Enterprise Linux Server AUS (v. 7.3) microcode_ctl-2:2.1-16.42.el7_3
Show 16 more Red Hat advisories
  • RHSA-2021:3323 Released 2021-08-31 · Red Hat rating Important
    microcode_ctl security, bug fix and enhancement update
    • Red Hat Enterprise Linux Server AUS (v. 7.2) microcode_ctl-2:2.1-12.39.el7_2
  • RHSA-2021:3255 Released 2021-08-24 · Red Hat rating Important
    microcode_ctl security, bug fix and enhancement update
    • Red Hat Enterprise Linux Server AUS (v. 7.4) microcode_ctl-2:2.1-22.41.el7_4
    • Red Hat Enterprise Linux Server E4S (v. 7.4) microcode_ctl-2:2.1-22.41.el7_4
    • Red Hat Enterprise Linux Server TUS (v. 7.4) microcode_ctl-2:2.1-22.41.el7_4
  • RHSA-2021:3176 Released 2021-08-17 · Red Hat rating Important
    microcode_ctl security, bug fix and enhancement update
    • Red Hat Enterprise Linux BaseOS EUS (v. 8.1) microcode_ctl-4:20190618-1.20210608.1.el8_1
  • RHSA-2021:3029 Released 2021-08-10 · Red Hat rating Important
    microcode_ctl security, bug fix and enhancement update
    • Red Hat Enterprise Linux ComputeNode EUS (v. 7.7) microcode_ctl-2:2.1-53.18.el7_7
    • Red Hat Enterprise Linux Server EUS (v. 7.7) microcode_ctl-2:2.1-53.18.el7_7
  • RHSA-2021:3028 Released 2021-08-09 · Red Hat rating Important
    microcode_ctl security, bug fix and enhancement update
    • Red Hat Enterprise Linux Client (v. 7) microcode_ctl-2:2.1-73.11.el7_9
    • Red Hat Enterprise Linux Server (v. 7) microcode_ctl-2:2.1-73.11.el7_9
    • Red Hat Enterprise Linux Workstation (v. 7) microcode_ctl-2:2.1-73.11.el7_9
  • RHSA-2021:3027 Released 2021-08-09 · Red Hat rating Important
    microcode_ctl security, bug fix and enhancement update
    • Red Hat Enterprise Linux BaseOS (v. 8) microcode_ctl-4:20210216-1.20210608.1.el8_4
  • RHSA-2021:2305 Released 2021-06-09 · Red Hat rating Important
    microcode_ctl security, bug fix and enhancement update
    • Red Hat Enterprise Linux Client (v. 7) microcode_ctl-2:2.1-73.9.el7_9
    • Red Hat Enterprise Linux Server (v. 7) microcode_ctl-2:2.1-73.9.el7_9
    • Red Hat Enterprise Linux Workstation (v. 7) microcode_ctl-2:2.1-73.9.el7_9
  • RHSA-2021:2304 Released 2021-06-09 · Red Hat rating Important
    microcode_ctl security, bug fix and enhancement update
    • Red Hat Enterprise Linux ComputeNode EUS (v. 7.7) microcode_ctl-2:2.1-53.16.el7_7
    • Red Hat Enterprise Linux Server EUS (v. 7.7) microcode_ctl-2:2.1-53.16.el7_7
  • RHSA-2021:2303 Released 2021-06-09 · Red Hat rating Important
    microcode_ctl security, bug fix and enhancement update
    • Red Hat Enterprise Linux Server AUS (v. 7.6) microcode_ctl-2:2.1-47.21.el7_6
    • Red Hat Enterprise Linux Server E4S (v. 7.6) microcode_ctl-2:2.1-47.21.el7_6
    • Red Hat Enterprise Linux Server TUS (v. 7.6) microcode_ctl-2:2.1-47.21.el7_6
  • RHSA-2021:2301 Released 2021-06-09 · Red Hat rating Important
    microcode_ctl security, bug fix and enhancement update
    • Red Hat Enterprise Linux Server AUS (v. 7.4) microcode_ctl-2:2.1-22.39.el7_4
    • Red Hat Enterprise Linux Server E4S (v. 7.4) microcode_ctl-2:2.1-22.39.el7_4
    • Red Hat Enterprise Linux Server TUS (v. 7.4) microcode_ctl-2:2.1-22.39.el7_4
  • RHSA-2021:2308 Released 2021-06-09 · Red Hat rating Important
    microcode_ctl security, bug fix and enhancement update
    • Red Hat Enterprise Linux BaseOS (v. 8) microcode_ctl-4:20210216-1.20210525.1.el8_4
  • RHSA-2021:2307 Released 2021-06-09 · Red Hat rating Important
    microcode_ctl security, bug fix and enhancement update
    • Red Hat Enterprise Linux BaseOS EUS (v. 8.2) microcode_ctl-4:20191115-4.20210525.1.el8_2
  • RHSA-2021:2306 Released 2021-06-09 · Red Hat rating Important
    microcode_ctl security, bug fix and enhancement update
    • Red Hat Enterprise Linux BaseOS EUS (v. 8.1) microcode_ctl-4:20190618-1.20210525.1.el8_1
  • RHSA-2021:2300 Released 2021-06-09 · Red Hat rating Important
    microcode_ctl security, bug fix and enhancement update
    • Red Hat Enterprise Linux Server AUS (v. 7.2) microcode_ctl-2:2.1-12.37.el7_2
  • RHSA-2021:2302 Released 2021-06-09 · Red Hat rating Important
    microcode_ctl security, bug fix and enhancement update
    • Red Hat Enterprise Linux Server AUS (v. 7.3) microcode_ctl-2:2.1-16.40.el7_3
  • RHSA-2021:2299 Released 2021-06-09 · Red Hat rating Important
    microcode_ctl security, bug fix and enhancement update
    • Red Hat Enterprise Linux Server (v. 6 ELS) microcode_ctl-2:1.17-33.33.el6_10

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Advisory ·

    Intel(R) Processors — DSA-4934

    2 records Highest priority Priority LOW 2 LOW

    Other records, highest priority first

    • TI-2020-15024 Observable discrepancy in Intel ProcessorsPriority LOW 16
    Show all 2 records → Advisory →

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux BaseOS (v. 8)Fixed RHSA-2021:2308, RHSA-2021:3027
Red Hat Enterprise Linux BaseOS EUS (v. 8.1)Fixed RHSA-2021:2306, RHSA-2021:3176
Red Hat Enterprise Linux BaseOS EUS (v. 8.2)Fixed RHSA-2021:2307, RHSA-2021:3364
Red Hat Enterprise Linux Client (v. 7)Fixed RHSA-2021:2305, RHSA-2021:3028
Red Hat Enterprise Linux ComputeNode EUS (v. 7.7)Fixed RHSA-2021:2304, RHSA-2021:3029
Red Hat Enterprise Linux Server (v. 6 ELS)Fixed RHSA-2021:2299
Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2021:2305, RHSA-2021:3028
Red Hat Enterprise Linux Server AUS (v. 7.2)Fixed RHSA-2021:2300, RHSA-2021:3323
Red Hat Enterprise Linux Server AUS (v. 7.3)Fixed RHSA-2021:2302, RHSA-2021:3322
Red Hat Enterprise Linux Server AUS (v. 7.4)Fixed RHSA-2021:2301, RHSA-2021:3255
Red Hat Enterprise Linux Server AUS (v. 7.6)Fixed RHSA-2021:2303, RHSA-2021:3317
Red Hat Enterprise Linux Server E4S (v. 7.4)Fixed RHSA-2021:2301, RHSA-2021:3255
Red Hat Enterprise Linux Server E4S (v. 7.6)Fixed RHSA-2021:2303, RHSA-2021:3317
Red Hat Enterprise Linux Server EUS (v. 7.7)Fixed RHSA-2021:2304, RHSA-2021:3029
Red Hat Enterprise Linux Server TUS (v. 7.4)Fixed RHSA-2021:2301, RHSA-2021:3255
Red Hat Enterprise Linux Server TUS (v. 7.6)Fixed RHSA-2021:2303, RHSA-2021:3317
Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2021:2305, RHSA-2021:3028

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-24511
  2. 2026-10-03 Alias added: GHSA-47r2-gqx8-p99j
  3. 2026-10-08 CISA SSVC decision points changed

References

Advisory 5

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences