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106182 - Xen Multiple Privilege Escalation and Denial of Service Vulnerabilities(2019-04-03)

This page lists CVE entries related to this Bugtraq ID, using CVE reference matching. For more information about this BID please visit Bugtraq entry details at http://www.securityfocus.com/bid/106182

Related CVE Entries

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# CVE ID CWE ID # of Exploits Vulnerability Type(s) Publish Date Update Date Score Gained Access Level Access Complexity Authentication Conf. Integ. Avail.
1 CVE-2018-19961 459 +Priv 2018-12-07 2019-10-02
6.9
None Local Medium Not required Complete Complete Complete
An issue was discovered in Xen through 4.11.x on AMD x86 platforms, possibly allowing guest OS users to gain host OS privileges because TLB flushes do not always occur after IOMMU mapping changes.
2 CVE-2018-19962 200 +Priv +Info 2018-12-07 2019-10-02
6.9
None Local Medium Not required Complete Complete Complete
An issue was discovered in Xen through 4.11.x on AMD x86 platforms, possibly allowing guest OS users to gain host OS privileges because small IOMMU mappings are unsafely combined into larger ones.
3 CVE-2018-19963 617 DoS +Priv 2018-12-07 2019-10-02
6.9
None Local Medium Not required Complete Complete Complete
An issue was discovered in Xen 4.11 allowing HVM guest OS users to cause a denial of service (host OS crash) or possibly gain host OS privileges because x86 IOREQ server resource accounting (for external emulators) was mishandled.
4 CVE-2018-19964 388 DoS 2018-12-07 2018-12-28
4.9
None Local Low Not required None None Complete
An issue was discovered in Xen 4.11.x allowing x86 guest OS users to cause a denial of service (host OS hang) because the p2m lock remains unavailable indefinitely in certain error conditions.
5 CVE-2018-19965 DoS 2018-12-07 2019-10-02
4.7
None Local Medium Not required None None Complete
An issue was discovered in Xen through 4.11.x allowing 64-bit PV guest OS users to cause a denial of service (host OS crash) because #GP[0] can occur after a non-canonical address is passed to the TLB flushing code. NOTE: this issue exists because of an incorrect CVE-2017-5754 (aka Meltdown) mitigation.
6 CVE-2018-19966 436 DoS +Priv 2018-12-07 2019-10-02
7.2
None Local Low Not required Complete Complete Complete
An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service (host OS crash) or possibly gain host OS privileges because of an interpretation conflict for a union data structure associated with shadow paging. NOTE: this issue exists because of an incorrect fix for CVE-2017-15595.
7 CVE-2018-19967 20 DoS 2018-12-07 2019-04-17
4.9
None Local Low Not required None None Complete
An issue was discovered in Xen through 4.11.x on Intel x86 platforms allowing guest OS users to cause a denial of service (host OS hang) because Xen does not work around Intel's mishandling of certain HLE transactions associated with the KACQUIRE instruction prefix.
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