Gentoo Linux: CVE-2012-3494: Xen: Multiple vulnerabilities
2
(AV:L/AC:L/Au:N/C:N/I:N/A:P)
11/23/2012
07/25/2018
10/30/2017
10/30/2017
Description
The set_debugreg hypercall in include/asm-x86/debugreg.h in Xen 4.0, 4.1, and 4.2, and Citrix XenServer 6.0.2 and earlier, when running on x86-64 systems, allows local OS guest users to cause a denial of service (host crash) by writing to the reserved bits of the DR7 debug control register.
Solution(s)
- gentoo-linux-upgrade-app-emulation-pvgrub
- gentoo-linux-upgrade-app-emulation-xen
- gentoo-linux-upgrade-app-emulation-xen-pvgrub
- gentoo-linux-upgrade-app-emulation-xen-tools
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