CVE-2015-8553
Last modified
CVE-2015-8553 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Xen allows guest OS users to obtain sensitive information from uninitialized locations in host OS kernel memory by not enabling memory and I/O decoding control bits. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-0777.. EPSS estimates a 0.38% chance of exploitation in the next 30 days.
Description
Xen allows guest OS users to obtain sensitive information from uninitialized locations in host OS kernel memory by not enabling memory and I/O decoding control bits. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-0777.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Xen | Xen | All versions |
| Redhat | Enterprise Linux | 5 |
References
- http://xenbits.xen.org/xsa/advisory-120.htmlPatch, Vendor Advisory
- http://xenbits.xen.org/xsa/advisory-120.htmlPatch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2015-8553?
How severe is CVE-2015-8553?
How do I fix CVE-2015-8553?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2015
- CVE-2015-8547The CoreUserInputHandler::doMode function in core/coreuserin…
- CVE-2015-8548Multiple unspecified vulnerabilities in Google V8 before 4.7…
- CVE-2015-8549XML external entity (XXE) vulnerability in PyAMF before 0.8.…7.1
- CVE-2015-8550Xen, when used on a system providing PV backends, allows loc…
- CVE-2015-8551The PCI backend driver in Xen, when running on an x86 system…6
- CVE-2015-8552The PCI backend driver in Xen, when running on an x86 system…
- CVE-2015-8554Buffer overflow in hw/pt-msi.c in Xen 4.6.x and earlier, whe…
- CVE-2015-8555Xen 4.6.x, 4.5.x, 4.4.x, 4.3.x, and earlier do not initializ…
- CVE-2015-8556Local privilege escalation vulnerability in the Gentoo QEMU …
- CVE-2015-8557The FontManager._get_nix_font_path function in formatters/im…
- CVE-2015-8558The ehci_process_itd function in hw/usb/hcd-ehci.c in QEMU a…5.5
- CVE-2015-8559The knife bootstrap command in chef Infra client before vers…7.5
Are you affected by CVE-2015-8553?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST