Описание
Security update for xen
This update for xen fixes the following issues:
- A Mishandling of SYSCALL singlestep during emulation which could have lead to privilege escalation. (XSA-204, bsc#1016340, CVE-2016-10013)
- CMPXCHG8B emulation failed to ignore operand size override which could have lead to information disclosure. (XSA-200, bsc#1012651, CVE-2016-9932)
- PV guests may have been able to mask interrupts causing a Denial of Service. (XSA-202, bsc#1014298, CVE-2016-10024)
- A missing NULL pointer check in VMFUNC emulation could lead to a hypervisor crash leading to a Denial of Servce. (XSA-203, bsc#1014300, CVE-2016-10025)
This update was imported from the SUSE:SLE-12-SP2:Update update project.
Список пакетов
openSUSE Leap 42.2
Ссылки
- E-Mail link for openSUSE-SU-2017:0005-1
- SUSE Security Ratings
Описание
Xen through 4.8.x allows local 64-bit x86 HVM guest OS users to gain privileges by leveraging mishandling of SYSCALL singlestep during emulation.
Затронутые продукты
Ссылки
- CVE-2016-10013
- SUSE Bug 1016340
Описание
Xen through 4.8.x allows local x86 PV guest OS kernel administrators to cause a denial of service (host hang or crash) by modifying the instruction stream asynchronously while performing certain kernel operations.
Затронутые продукты
Ссылки
- CVE-2016-10024
- SUSE Bug 1014298
- SUSE Bug 1178658
Описание
VMFUNC emulation in Xen 4.6.x through 4.8.x on x86 systems using AMD virtualization extensions (aka SVM) allows local HVM guest OS users to cause a denial of service (hypervisor crash) by leveraging a missing NULL pointer check.
Затронутые продукты
Ссылки
- CVE-2016-10025
- SUSE Bug 1014300
Описание
CMPXCHG8B emulation in Xen 3.3.x through 4.7.x on x86 systems allows local HVM guest OS users to obtain sensitive information from host stack memory via a "supposedly-ignored" operand size prefix.
Затронутые продукты
Ссылки
- CVE-2016-9932
- SUSE Bug 1012651
- SUSE Bug 1016340