CVE-2015-7835
Fixed in a distro release EPSS <1%
The mod_l2_entry function in arch/x86/mm.c in Xen 3.4 through 4.6.x does not properly validate level 2 page table entries, which allows local PV guest administrators to gain privileges via a crafted superpage mapping.
Products: xen
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Debian 12 | xen | 4.6.0-1 |
| Debian 13 | xen | 4.6.0-1 |
| Debian 14 | xen | 4.6.0-1 |
| Debian 7 | xen | 4.1.4-3+deb7u9 |
| Debian 8 | xen | 4.4.1-9+deb8u2 |
| SUSE Linux Enterprise Desktop 11 SP3 | xen | 4.2.5_14-18.2 |
| SUSE Linux Enterprise Desktop 11 SP4 | xen | 4.4.3_02-26.2 |
| SUSE Linux Enterprise Desktop 11 SP4 | xen | 4.4.3_06-29.1 |
| SUSE Linux Enterprise Desktop 12 | xen | 4.4.3_06-22.15.1 |
| SUSE Linux Enterprise Desktop 12 | xen | 4.4.3_02-22.12.1 |
| SUSE Linux Enterprise Desktop 12 SP1 | xen | 4.5.2_02-4.1 |
| SUSE Linux Enterprise Server 11 SP2-LTSS | xen | 4.1.6_08-20.1 |
| SUSE Linux Enterprise Server 11 SP3 | xen | 4.2.5_14-18.2 |
| SUSE Linux Enterprise Server 11 SP3-TERADATA | xen | 4.2.5_14-18.2 |
| SUSE Linux Enterprise Server 11 SP4 | xen | 4.4.3_06-29.1 |
| SUSE Linux Enterprise Server 11 SP4 | xen | 4.4.3_02-26.2 |
| SUSE Linux Enterprise Server 12 | xen | 4.4.3_06-22.15.1 |
| SUSE Linux Enterprise Server 12 | xen | 4.4.3_02-22.12.1 |
| SUSE Linux Enterprise Server 12 SP1 | xen | 4.5.2_02-4.1 |
| SUSE Linux Enterprise Server for SAP Applications 11 SP3 | xen | 4.2.5_14-18.2 |
| SUSE Linux Enterprise Server for SAP Applications 11 SP4 | xen | 4.4.3_02-26.2 |
| SUSE Linux Enterprise Server for SAP Applications 11 SP4 | xen | 4.4.3_06-29.1 |
| SUSE Linux Enterprise Server for SAP Applications 12 | xen | 4.4.3_02-22.12.1 |
| SUSE Linux Enterprise Server for SAP Applications 12 | xen | 4.4.3_06-22.15.1 |
| SUSE Linux Enterprise Server for SAP Applications 12 SP1 | xen | 4.5.2_02-4.1 |
| SUSE Linux Enterprise Software Development Kit 11 SP3 | xen | 4.2.5_14-18.2 |
| SUSE Linux Enterprise Software Development Kit 11 SP4 | xen | 4.4.3_06-29.1 |
| SUSE Linux Enterprise Software Development Kit 11 SP4 | xen | 4.4.3_02-26.2 |
| SUSE Linux Enterprise Software Development Kit 12 | xen | 4.4.3_06-22.15.1 |
| SUSE Linux Enterprise Software Development Kit 12 | xen | 4.4.3_02-22.12.1 |
| SUSE Linux Enterprise Software Development Kit 12 SP1 | xen | 4.5.2_02-4.1 |
| Ubuntu 14.04 LTS | xen | 4.4.2-0ubuntu0.14.04.3 |
| openSUSE Tumbleweed | xen | 4.7.0_12-1.3 |