CVE-2017-15588
libxen-4.9: An issue was discovered in Xen through 4.9.x allowing x86 PV guest OS users to execute arbitrary code on the host OS...
CVE-2017-15588 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
0.0033
26th percentile
An issue was discovered in Xen through 4.9.x allowing x86 PV guest OS users to execute arbitrary code on the host OS because of a race condition that can cause a stale TLB entry.
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 |