CVE-2017-2583

High

The load_segment_descriptor implementation in arch/x86/kvm/emulate.c in the Linux kernel before 4.9.5 improperly emulates a "MOV SS, NULL selector" instruction, which allows guest OS users to cause a denial of service (guest OS crash) or gain guest OS privileges via a crafted application.

Package Linux Kernel
Published 2017-02-06
Last modified 2026-05-13
CVSS version 3.0
Patch available
Awaiting data

CVSS 3.0 score

8.4

out of 10
High
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Vector string
CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

The following references provide additional information about CVE-2017-2583 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Frequently asked questions

  • What is CVE-2017-2583?

    CVE-2017-2583 is a High severity Linux kernel vulnerability with a CVSS score of 8.4 out of 10 . CVE-2017-2583 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2017-2583?

    CVE-2017-2583 has a CVSS score of 8.4 out of 10, rated High severity (CVSS 3.0). The vector string is CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H .

  • Is there a patch available for CVE-2017-2583?

    No patch is currently available for CVE-2017-2583. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

  • Is CVE-2017-2583 actively exploited?

    No — CVE-2017-2583 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

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