CVE-2015-8550
First published: Thu Apr 14 2016(Updated: )
Last updated 24 July 2024
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Xen xen-unstable | ||
| SUSE Linux Enterprise Real Time Extension | =12-sp1 | |
| debian/linux | 5.10.223-1 5.10.226-1 6.1.123-1 6.1.128-1 6.12.12-1 6.12.13-1 | |
| debian/qemu | 1:5.2+dfsg-11+deb11u3 1:5.2+dfsg-11+deb11u2 1:7.2+dfsg-7+deb12u12 1:9.2.0+ds-5 | |
| debian/xen | 4.14.6-1 4.14.5+94-ge49571868d-1 4.17.3+10-g091466ba55-1~deb12u1 4.17.5+23-ga4e5191dc0-1 4.19.1-1 |
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Reference Links
- 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.debian.org/security/2016/dsa-3434
- http://www.debian.org/security/2016/dsa-3471
- http://www.debian.org/security/2016/dsa-3519
- http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
- http://www.securityfocus.com/bid/79592
- http://www.securitytracker.com/id/1034479
- http://xenbits.xen.org/xsa/advisory-155.html
- https://security.gentoo.org/glsa/201604-03
- https://launchpad.net/bugs/cve/CVE-2015-8550
- https://git.kernel.org/linus/454d5d882c7e412b840e3c99010fe81a9862f6fb
- https://git.kernel.org/linus/0f589967a73f1f30ab4ac4dd9ce0bb399b4d6357
- https://git.kernel.org/linus/68a33bfd8403e4e22847165d149823a2e0e67c9c
- https://git.kernel.org/linus/1f13d75ccb806260079e0679d55d9253e370ec8a
- https://git.kernel.org/linus/18779149101c0dd43ded43669ae2a92d21b6f9cb
- https://git.kernel.org/linus/be69746ec12f35b484707da505c6c76ff06f97dc
- https://git.kernel.org/linus/8135cf8b092723dbfcc611fe6fdcb3a36c9951c5
- https://security-tracker.debian.org/tracker/CVE-2015-8550
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8550
- https://nvd.nist.gov/vuln/detail/CVE-2015-8550
- https://ubuntu.com/security/CVE-2015-8550
Frequently Asked Questions
What is the severity of CVE-2015-8550?
CVE-2015-8550 is classified as a high severity vulnerability due to its potential to cause a denial of service or privilege escalation.
How do I fix CVE-2015-8550?
To fix CVE-2015-8550, update your system to the latest versions of the affected software such as Xen, Linux, and QEMU provided in the remedy list.
What types of systems are affected by CVE-2015-8550?
CVE-2015-8550 affects systems that provide PV backends, including various versions of Xen and specific distributions of SUSE and Debian.
Can CVE-2015-8550 be exploited remotely?
CVE-2015-8550 requires local guest OS administrative privileges to exploit, thus it cannot be executed remotely.
What is the nature of the vulnerability described in CVE-2015-8550?
CVE-2015-8550 is a double fetch vulnerability that allows local guest OS administrators to manipulate memory shared between the frontend and backend, leading to potential system crashes.
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