CVE-2012-5515
Fixed in a distro release EPSS <1%
The (1) XENMEM_decrease_reservation, (2) XENMEM_populate_physmap, and (3) XENMEM_exchange hypercalls in Xen 4.2 and earlier allow local guest administrators to cause a denial of service (long loop and hang) via a crafted extent_order value.
Products: xen
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Debian 12 | xen | 4.1.3-5 |
| Debian 13 | xen | 4.1.3-5 |
| Debian 14 | xen | 4.1.3-5 |
| Debian 6.0 | xen | 4.0.1-5.5 |
| Red Hat Enterprise Linux 5 | kernel | 0:2.6.18-348.1.1.el5 |
| Red Hat Enterprise Linux 5 | kernel-PAE | 0:2.6.18-348.1.1.el5 |
| Red Hat Enterprise Linux 5 | kernel-PAE-debuginfo | 0:2.6.18-348.1.1.el5 |
| Red Hat Enterprise Linux 5 | kernel-PAE-devel | 0:2.6.18-348.1.1.el5 |
| Red Hat Enterprise Linux 5 | kernel-debug | 0:2.6.18-348.1.1.el5 |
| Red Hat Enterprise Linux 5 | kernel-debug-debuginfo | 0:2.6.18-348.1.1.el5 |
| Red Hat Enterprise Linux 5 | kernel-debug-devel | 0:2.6.18-348.1.1.el5 |
| Red Hat Enterprise Linux 5 | kernel-debuginfo | 0:2.6.18-348.1.1.el5 |
| Red Hat Enterprise Linux 5 | kernel-debuginfo-common | 0:2.6.18-348.1.1.el5 |
| Red Hat Enterprise Linux 5 | kernel-devel | 0:2.6.18-348.1.1.el5 |
| Red Hat Enterprise Linux 5 | kernel-doc | 0:2.6.18-348.1.1.el5 |
| Red Hat Enterprise Linux 5 | kernel-headers | 0:2.6.18-348.1.1.el5 |
| Red Hat Enterprise Linux 5 | kernel-kdump | 0:2.6.18-348.1.1.el5 |
| Red Hat Enterprise Linux 5 | kernel-kdump-debuginfo | 0:2.6.18-348.1.1.el5 |
| Red Hat Enterprise Linux 5 | kernel-kdump-devel | 0:2.6.18-348.1.1.el5 |
| Red Hat Enterprise Linux 5 | kernel-xen | 0:2.6.18-348.1.1.el5 |
| Red Hat Enterprise Linux 5 | kernel-xen-debuginfo | 0:2.6.18-348.1.1.el5 |
| Red Hat Enterprise Linux 5 | kernel-xen-devel | 0:2.6.18-348.1.1.el5 |
| openSUSE Tumbleweed | xen | 4.7.0_12-1.3 |