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CVE-2013-0228

Description

The xen_iret function in arch/x86/xen/xen-asm_32.S in the Linux kernel before 3.7.9 on 32-bit Xen paravirt_ops platforms does not properly handle an invalid value in the DS segment register, which allows guest OS users to gain guest OS privileges via a crafted application.

POC

Reference

- http://www.mandriva.com/security/advisories?name=MDVSA-2013:176

- http://www.ubuntu.com/usn/USN-1797-1

- http://www.ubuntu.com/usn/USN-1808-1

Github

No PoCs found on GitHub currently.