CVE-2026-99186

A flaw was found in the Linux kernel's x86 instruction evaluation component. A local user can exploit this vulnerability to cause a Denial of Service DoS by executing instructions with segment register overrides that trigger an infinite loop during instruction decoding. This condition traps the...

DEBIAN-CVE-2013-4368

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...