CVE & CISA-KEV CatalogNVD
CVE-2015-8550
HIGH8.2
CVSS v3
Description
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.
How to fix
Remediation Available
linuxDebian
Fixed in:4.3.3-3CVE-2015-8550
Fixed in:4.3.3-3CVE-2015-8550
Fixed in:4.3.3-3CVE-2015-8550
Fixed in:4.3.3-3CVE-2015-8550
linuxUbuntu
Fixed in:3.13.0-74.118USN-2848-1
linux-image-3.13.0-74-genericUbuntu
Fixed in:3.13.0-74.118USN-2848-1
linux-image-3.13.0-74-generic-lpaeUbuntu
Fixed in:3.13.0-74.118USN-2848-1
linux-image-3.13.0-74-lowlatencyUbuntu
Fixed in:3.13.0-74.118USN-2848-1
linux-image-3.13.0-74-powerpc-e500Ubuntu
Fixed in:3.13.0-74.118USN-2848-1
linux-image-3.13.0-74-powerpc-e500mcUbuntu
Fixed in:3.13.0-74.118USN-2848-1
linux-image-3.13.0-74-powerpc-smpUbuntu
Fixed in:3.13.0-74.118USN-2848-1
linux-image-3.13.0-74-powerpc64-embUbuntu
Fixed in:3.13.0-74.118USN-2848-1
linux-image-3.13.0-74-powerpc64-smpUbuntu
Fixed in:3.13.0-74.118USN-2848-1
linux-image-3.16.0-57-genericUbuntu
Fixed in:3.16.0-57.77~14.04.1USN-2849-1
linux-image-3.16.0-57-generic-lpaeUbuntu
Fixed in:3.16.0-57.77~14.04.1USN-2849-1
linux-image-3.16.0-57-lowlatencyUbuntu
Fixed in:3.16.0-57.77~14.04.1USN-2849-1
linux-image-3.16.0-57-powerpc-e500mcUbuntu
Fixed in:3.16.0-57.77~14.04.1USN-2849-1
linux-image-3.16.0-57-powerpc-smpUbuntu
Fixed in:3.16.0-57.77~14.04.1USN-2849-1
linux-image-3.16.0-57-powerpc64-embUbuntu
Fixed in:3.16.0-57.77~14.04.1USN-2849-1
linux-image-3.16.0-57-powerpc64-smpUbuntu
Fixed in:3.16.0-57.77~14.04.1USN-2849-1
linux-image-3.19.0-42-genericUbuntu
Fixed in:3.19.0-42.48~14.04.1USN-2854-1
linux-image-3.19.0-42-generic-lpaeUbuntu
Fixed in:3.19.0-42.48~14.04.1USN-2854-1
linux-image-3.19.0-42-lowlatencyUbuntu
Fixed in:3.19.0-42.48~14.04.1USN-2854-1
linux-image-3.19.0-42-powerpc-e500mcUbuntu
Fixed in:3.19.0-42.48~14.04.1USN-2854-1
linux-image-3.19.0-42-powerpc-smpUbuntu
Fixed in:3.19.0-42.48~14.04.1USN-2854-1
linux-image-3.19.0-42-powerpc64-embUbuntu
Fixed in:3.19.0-42.48~14.04.1USN-2854-1
linux-image-3.19.0-42-powerpc64-smpUbuntu
Fixed in:3.19.0-42.48~14.04.1USN-2854-1
linux-image-4.2.0-22-genericUbuntu
Fixed in:4.2.0-22.27~14.04.1USN-2853-1
linux-image-4.2.0-22-generic-lpaeUbuntu
Fixed in:4.2.0-22.27~14.04.1USN-2853-1
linux-image-4.2.0-22-lowlatencyUbuntu
Fixed in:4.2.0-22.27~14.04.1USN-2853-1
linux-image-4.2.0-22-powerpc-e500mcUbuntu
Fixed in:4.2.0-22.27~14.04.1USN-2853-1
linux-image-4.2.0-22-powerpc-smpUbuntu
Fixed in:4.2.0-22.27~14.04.1USN-2853-1
linux-image-4.2.0-22-powerpc64-embUbuntu
Fixed in:4.2.0-22.27~14.04.1USN-2853-1
linux-image-4.2.0-22-powerpc64-smpUbuntu
Fixed in:4.2.0-22.27~14.04.1USN-2853-1
linux-lts-utopicUbuntu
Fixed in:3.16.0-57.77~14.04.1USN-2849-1
linux-lts-vividUbuntu
Fixed in:3.19.0-42.48~14.04.1USN-2854-1
linux-lts-wilyUbuntu
Fixed in:4.2.0-22.27~14.04.1USN-2853-1
qemuUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.22USN-2891-1
qemu-systemUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.22USN-2891-1
qemu-system-aarch64Ubuntu
Fixed in:2.0.0+dfsg-2ubuntu1.22USN-2891-1
qemu-system-armUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.22USN-2891-1
qemu-system-mipsUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.22USN-2891-1
qemu-system-miscUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.22USN-2891-1
qemu-system-ppcUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.22USN-2891-1
qemu-system-sparcUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.22USN-2891-1
qemu-system-x86Ubuntu
Fixed in:2.0.0+dfsg-2ubuntu1.22USN-2891-1
Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.
CVSS v3 Vector
Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges RequiredHigh
User InteractionNone
ScopeChanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Exploit Intelligence
1.08%probability of exploitation in 30 days
61stpercentile
Moderate risk: more likely to be exploited than 61% of all known CVEs.
References
Vendor Advisory1
Third-Party Advisory3
Related Vulnerabilities
Other CWE-284 (Improper Access Control) vulnerabilities, ordered by exploit likelihood. View all
| CVE | Severity | CVSS | EPSS | Exploited | Fix |
|---|---|---|---|---|---|
| CVE-2023-27350 | Critical | 9.8 | 100% | KEV + Ransom | Fix |
| CVE-2019-1653 | High | 7.5 | 100% | KEV | - |
| CVE-2023-23752 | Medium | 5.3 | 100% | KEV | Fix |
| CVE-2023-29298 | High | 7.5 | 100% | KEV | - |
| CVE-2023-38205 | High | 7.5 | 100% | KEV | - |
| CVE-2024-27348 | Critical | 9.8 | 99% | KEV | Fix |
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Start freeThis product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.