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citrix xen vulnerabilities and exploits
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725
VMScore
CVE-2017-15595
An issue exists in Xen up to and including 4.9.x allowing x86 PV guest OS users to cause a denial of service (unbounded recursion, stack consumption, and hypervisor crash) or possibly gain privileges via crafted page-table stacking.
Xen Xen
1 EDB exploit
NA
CVE-2023-46835
The current setup of the quarantine page tables assumes that the quarantine domain (dom_io) has been initialized with an address width of DEFAULT_DOMAIN_ADDRESS_WIDTH (48) and hence 4 page table levels. However dom_io being a PV domain gets the AMD-Vi IOMMU page tables levels bas...
Xen Xen
436
VMScore
CVE-2017-15593
An issue exists in Xen up to and including 4.9.x allowing x86 PV guest OS users to cause a denial of service (memory leak) because reference counts are mishandled.
Xen Xen
641
VMScore
CVE-2018-18883
An issue exists in Xen 4.9.x up to and including 4.11.x, on Intel x86 platforms, allowing x86 HVM and PVH guests to cause a host OS denial of service (NULL pointer dereference) or possibly have unspecified other impact because nested VT-x is not properly restricted.
Xen Xen
NA
CVE-2023-34326
The caching invalidation guidelines from the AMD-Vi specification (48882—Rev 3.07-PUB—Oct 2022) is incorrect on some hardware, as devices will malfunction (see stale DMA mappings) if some fields of the DTE are updated but the IOMMU TLB is not flushed. Such stale DMA m...
Xen Xen
NA
CVE-2023-34327
[This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] AMD CPUs since ~2014 have extensions to normal x86 debugging functionality. Xen supports guests using these extensions. Unfortunately there are errors...
Xen Xen
668
VMScore
CVE-2017-10913
The grant-table feature in Xen up to and including 4.8.x provides false mapping information in certain cases of concurrent unmap calls, which allows backend malicious users to obtain sensitive information or gain privileges, aka XSA-218 bug 1.
Xen Xen
605
VMScore
CVE-2017-10914
The grant-table feature in Xen up to and including 4.8.x has a race condition leading to a double free, which allows guest OS users to cause a denial of service (memory consumption), or possibly obtain sensitive information or gain privileges, aka XSA-218 bug 2.
Xen Xen
641
VMScore
CVE-2017-17045
An issue exists in Xen up to and including 4.9.x allowing HVM guest OS users to gain privileges on the host OS, obtain sensitive information, or cause a denial of service (BUG and host OS crash) by leveraging the mishandling of Populate on Demand (PoD) Physical-to-Machine (P2M) e...
Xen Xen
801
VMScore
CVE-2017-15597
An issue exists in Xen up to and including 4.9.x. Grant copying code made an implication that any grant pin would be accompanied by a suitable page reference. Other portions of code, however, did not match up with that assumption. When such a grant copy operation is being done on...
Xen Xen
VMScore
CVSSv2
CVSSv3
VMScore
Recommendations:
NULL pointer dereference
CVE-2023-52689
CVE-2024-23803
client side
CVE-2023-52696
information disclosure
CVE-2024-35843
CVE-2024-27130
CVE-2023-52697
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