CVE-2015-8550 (GCVE-0-2015-8550)

Vulnerability from cvelistv5 – Published: 2016-04-14 14:00 – Updated: 2024-08-06 08:20
VLAI
Summary
Xen, when used on a system providing PV backends, allows local guest OS administrators to cause a denial of service (host OS crash) or gain privileges by writing to memory shared between the frontend and backend, aka a double fetch vulnerability.
Severity
No CVSS data available.
CWE
  • n/a
Assigner
References
URL Tags
http://www.oracle.com/technetwork/topics/security… x_refsource_CONFIRM
http://www.debian.org/security/2016/dsa-3519 vendor-advisoryx_refsource_DEBIAN
http://www.securityfocus.com/bid/79592 vdb-entryx_refsource_BID
http://xenbits.xen.org/xsa/advisory-155.html x_refsource_CONFIRM
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://www.securitytracker.com/id/1034479 vdb-entryx_refsource_SECTRACK
https://security.gentoo.org/glsa/201604-03 vendor-advisoryx_refsource_GENTOO
http://www.debian.org/security/2016/dsa-3471 vendor-advisoryx_refsource_DEBIAN
http://www.debian.org/security/2016/dsa-3434 vendor-advisoryx_refsource_DEBIAN
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
Date Public
2015-12-17 00:00
Show details on NVD website
To clipboard 

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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.