Severity: Unknown
Affected Package: kernel
Summary: amd64 GS segment register manipulation via IRET fault
On amd64 the GS segment CPU register could be changed to a userland-controlled value while in kernel mode by triggering an IRET with a #SS or #NP exception. This could allow a local attacker to escalate privileges or crash the kernel.
No specific recommendations provided.
Aliases: CVE-2015-5675
Published: August 25, 2015
Last Modified: August 25, 2015