Improper Access Control Affecting qemu package, versions <1:2.5+dfsg-2
Snyk CVSS
Attack Complexity
Low
Privileges Required
High
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
Threat Intelligence
EPSS
0.07% (29th
percentile)
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Test your applications- Snyk ID SNYK-DEBIANUNSTABLE-QEMU-427699
- published 14 Apr 2016
- disclosed 14 Apr 2016
Introduced: 14 Apr 2016
CVE-2015-8550 Open this link in a new tabHow to fix?
Upgrade Debian:unstable
qemu
to version 1:2.5+dfsg-2 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream qemu
package and not the qemu
package as distributed by Debian
.
See How to fix?
for Debian:unstable
relevant fixed versions and status.
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.
References
- https://security-tracker.debian.org/tracker/CVE-2015-8550
- http://www.debian.org/security/2016/dsa-3434
- http://www.debian.org/security/2016/dsa-3471
- http://www.debian.org/security/2016/dsa-3519
- https://security.gentoo.org/glsa/201604-03
- http://xenbits.xen.org/xsa/advisory-155.html
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.html
- http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00005.html
- http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
- http://www.securityfocus.com/bid/79592
- http://www.securitytracker.com/id/1034479
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2015-8550