CVE-2017-15595
libxen-4.9: An issue was discovered in Xen through 4.9.x allowing x86 PV guest OS users to cause a denial of service (unbounded r...
CVE-2017-15595 is fixed in 20 products on 1 platform, first by libxen-4.9 4.9.2-0ubuntu1, released December 12, 2017. It is not reported as exploited. Patch Radar priority: Routine.
Routine
CVSS
n/a
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0156
75th percentile
An issue was discovered in Xen through 4.9.x allowing x86 PV guest OS users to cause a denial of service (unbounded recursion, stack consumption, and hypervisor crash) or possibly gain privileges via crafted page-table stacking.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| libxen-4.9 · Ubuntu 18.04.6 LTS (bionic) | 4.9.2-0ubuntu1 | libxen-4.9 4.9.2-0ubuntu1 | Dec 12, 2017 |
| libxenstore3.0 · Ubuntu 18.04.6 LTS (bionic) | 4.9.2-0ubuntu1 | libxenstore3.0 4.9.2-0ubuntu1 | Dec 12, 2017 |
| xen-hypervisor-4.6-amd64 · Ubuntu 18.04.6 LTS (bionic) | 4.9.2-0ubuntu1 | xen-hypervisor-4.6-amd64 4.9.2-0ubuntu1 | Dec 12, 2017 |
| xen-hypervisor-4.6-arm64 · Ubuntu 18.04.6 LTS (bionic) | 4.9.2-0ubuntu1 | xen-hypervisor-4.6-arm64 4.9.2-0ubuntu1 | Dec 12, 2017 |
| xen-hypervisor-4.6-armhf · Ubuntu 18.04.6 LTS (bionic) | 4.9.2-0ubuntu1 | xen-hypervisor-4.6-armhf 4.9.2-0ubuntu1 | Dec 12, 2017 |
| xen-hypervisor-4.7-amd64 · Ubuntu 18.04.6 LTS (bionic) | 4.9.2-0ubuntu1 | xen-hypervisor-4.7-amd64 4.9.2-0ubuntu1 | Dec 12, 2017 |
| xen-hypervisor-4.7-arm64 · Ubuntu 18.04.6 LTS (bionic) | 4.9.2-0ubuntu1 | xen-hypervisor-4.7-arm64 4.9.2-0ubuntu1 | Dec 12, 2017 |
| xen-hypervisor-4.7-armhf · Ubuntu 18.04.6 LTS (bionic) | 4.9.2-0ubuntu1 | xen-hypervisor-4.7-armhf 4.9.2-0ubuntu1 | Dec 12, 2017 |
| xen-hypervisor-4.8-amd64 · Ubuntu 18.04.6 LTS (bionic) | 4.9.2-0ubuntu1 | xen-hypervisor-4.8-amd64 4.9.2-0ubuntu1 | Dec 12, 2017 |
| xen-hypervisor-4.8-arm64 · Ubuntu 18.04.6 LTS (bionic) | 4.9.2-0ubuntu1 | xen-hypervisor-4.8-arm64 4.9.2-0ubuntu1 | Dec 12, 2017 |
| xen-hypervisor-4.8-armhf · Ubuntu 18.04.6 LTS (bionic) | 4.9.2-0ubuntu1 | xen-hypervisor-4.8-armhf 4.9.2-0ubuntu1 | Dec 12, 2017 |
| xen-hypervisor-4.9-amd64 · Ubuntu 18.04.6 LTS (bionic) | 4.9.2-0ubuntu1 | xen-hypervisor-4.9-amd64 4.9.2-0ubuntu1 | Dec 12, 2017 |
| xen-hypervisor-4.9-arm64 · Ubuntu 18.04.6 LTS (bionic) | 4.9.2-0ubuntu1 | xen-hypervisor-4.9-arm64 4.9.2-0ubuntu1 | Dec 12, 2017 |
| xen-hypervisor-4.9-armhf · Ubuntu 18.04.6 LTS (bionic) | 4.9.2-0ubuntu1 | xen-hypervisor-4.9-armhf 4.9.2-0ubuntu1 | Dec 12, 2017 |
| xen-system-amd64 · Ubuntu 18.04.6 LTS (bionic) | 4.9.2-0ubuntu1 | xen-system-amd64 4.9.2-0ubuntu1 | Dec 12, 2017 |
| xen-system-arm64 · Ubuntu 18.04.6 LTS (bionic) | 4.9.2-0ubuntu1 | xen-system-arm64 4.9.2-0ubuntu1 | Dec 12, 2017 |
| xen-system-armhf · Ubuntu 18.04.6 LTS (bionic) | 4.9.2-0ubuntu1 | xen-system-armhf 4.9.2-0ubuntu1 | Dec 12, 2017 |
| xen-utils-4.9 · Ubuntu 18.04.6 LTS (bionic) | 4.9.2-0ubuntu1 | xen-utils-4.9 4.9.2-0ubuntu1 | Dec 12, 2017 |
| xen-utils-common · Ubuntu 18.04.6 LTS (bionic) | 4.9.2-0ubuntu1 | xen-utils-common 4.9.2-0ubuntu1 | Dec 12, 2017 |
| xenstore-utils · Ubuntu 18.04.6 LTS (bionic) | 4.9.2-0ubuntu1 | xenstore-utils 4.9.2-0ubuntu1 | Dec 12, 2017 |