The __switch_to function in arch/x86/kernel/process_64.c in the Linux kernel does not properly context-switch IOPL on 64-bit PV Xen guests, which allows local guest OS users to gain privileges, cause a denial of service (guest OS crash), or obtain sensitive information by leveraging I/O port access.
History

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cve-icon MITRE Information

Status: PUBLISHED

Assigner: mitre

Published: 2016-04-12T16:00:00

Updated: 2016-11-30T18:57:01

Reserved: 2016-03-15T00:00:00


Link: CVE-2016-3157

JSON object: View

cve-icon NVD Information

Status : Modified

Published: 2016-04-12T16:59:02.423

Modified: 2016-12-03T03:26:39.553


Link: CVE-2016-3157

JSON object: View

cve-icon Redhat Information

No data.

CWE