CVE-2013-4368
EPSS 0.09%Published: 10/17/2013Modified: 4/28/2026
Description
The outs instruction emulation in Xen 3.1.x, 4.2.x, 4.3.x, and earlier, when using FS: or GS: segment override, uses an uninitialized variable as a segment base, which allows local 64-bit PV guests to obtain sensitive information (hypervisor stack content) via unspecified vectors related to stale data in a segment register.
Affected packages (1)
- Debian/xenfrom 0, < 4.4.0-1