CVE-2016-3157
N/A
N/A
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| n/a | n/a | n/a | affected |
Weaknesses
- n/a
ADP Enrichment
CVE Program Container
Additional References
- http://www.ubuntu.com/usn/USN-2971-2
- http://xenbits.xen.org/xsa/advisory-171.html
- http://www.ubuntu.com/usn/USN-2970-1
- http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
- http://www.ubuntu.com/usn/USN-2969-1
- http://www.ubuntu.com/usn/USN-2968-1
- http://www.ubuntu.com/usn/USN-2971-3
- http://www.ubuntu.com/usn/USN-2997-1
- http://www.debian.org/security/2016/dsa-3607
- http://www.ubuntu.com/usn/USN-2971-1
- http://www.ubuntu.com/usn/USN-2996-1
- http://www.ubuntu.com/usn/USN-2968-2
- http://www.securitytracker.com/id/1035308
- http://www.securityfocus.com/bid/84594
References
- http://www.ubuntu.com/usn/USN-2971-2
- http://xenbits.xen.org/xsa/advisory-171.html
- http://www.ubuntu.com/usn/USN-2970-1
- http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
- http://www.ubuntu.com/usn/USN-2969-1
- http://www.ubuntu.com/usn/USN-2968-1
- http://www.ubuntu.com/usn/USN-2971-3
- http://www.ubuntu.com/usn/USN-2997-1
- http://www.debian.org/security/2016/dsa-3607
- http://www.ubuntu.com/usn/USN-2971-1
- http://www.ubuntu.com/usn/USN-2996-1
- http://www.ubuntu.com/usn/USN-2968-2
- http://www.securitytracker.com/id/1035308
- http://www.securityfocus.com/bid/84594
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