CVE-2017-2596 (GCVE-0-2017-2596)

Vulnerability from cvelistv5 – Published: 2017-02-06 06:04 – Updated: 2024-08-05 14:02
VLAI?
Summary
The nested_vmx_check_vmptr function in arch/x86/kvm/vmx.c in the Linux kernel through 4.9.8 improperly emulates the VMXON instruction, which allows KVM L1 guest OS users to cause a denial of service (host OS memory consumption) by leveraging the mishandling of page references.
Severity ?
No CVSS data available.
CWE
  • n/a
Assigner
References
URL Tags
https://bugzilla.redhat.com/show_bug.cgi?id=1417812 x_refsource_CONFIRM
http://www.openwall.com/lists/oss-security/2017/01/31/4 mailing-listx_refsource_MLIST
http://www.securityfocus.com/bid/95878 vdb-entryx_refsource_BID
https://access.redhat.com/errata/RHSA-2017:2077 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2017:1842 vendor-advisoryx_refsource_REDHAT
http://www.debian.org/security/2017/dsa-3791 vendor-advisoryx_refsource_DEBIAN
Date Public ?
2017-01-31 00:00
Show details on NVD website
To clipboard 

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}


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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

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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.



Detection rules are retrieved from Rulezet.