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citrix xen vulnerabilities and exploits
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5.5
CVSSv3
CVE-2021-3308
An issue exists in Xen 4.12.3 up to and including 4.12.4 and 4.13.1 up to and including 4.14.x. An x86 HVM guest with PCI pass through devices can force the allocation of all IDT vectors on the system by rebooting itself with MSI or MSI-X capabilities enabled and entries setup. S...
Xen Xen 4.12.4
Xen Xen 4.12.3
Xen Xen
Fedoraproject Fedora 32
8.8
CVSSv3
CVE-2017-8903
Xen up to and including 4.8.x on 64-bit platforms mishandles page tables after an IRET hypercall, which might allow PV guest OS users to execute arbitrary code on the host OS, aka XSA-213.
Xen Xen 4.8.1
Xen Xen 4.8.0
1 Github repository
8.8
CVSSv3
CVE-2017-8904
Xen up to and including 4.8.x mishandles the "contains segment descriptors" property during GNTTABOP_transfer (aka guest transfer) operations, which might allow PV guest OS users to execute arbitrary code on the host OS, aka XSA-214.
Xen Xen 4.8.1
Xen Xen 4.8.0
1 Github repository
8.8
CVSSv3
CVE-2017-15592
An issue exists in Xen up to and including 4.9.x allowing x86 HVM guest OS users to cause a denial of service (hypervisor crash) or possibly gain privileges because self-linear shadow mappings are mishandled for translated guests.
Xen Xen
5.5
CVSSv3
CVE-2020-11742
An issue exists in Xen up to and including 4.13.x, allowing guest OS users to cause a denial of service because of bad continuation handling in GNTTABOP_copy. Grant table operations are expected to return 0 for success, and a negative number for errors. The fix for CVE-2017-12135...
Xen Xen
Xen Xen 4.13.0
Fedoraproject Fedora 32
5.5
CVSSv3
CVE-2020-11743
An issue exists in Xen up to and including 4.13.x, allowing guest OS users to cause a denial of service because of a bad error path in GNTTABOP_map_grant. Grant table operations are expected to return 0 for success, and a negative number for errors. Some misplaced brackets cause ...
Xen Xen
Xen Xen 4.13.0
Fedoraproject Fedora 32
7.8
CVSSv3
CVE-2021-28705
issues with partially successful P2M updates on x86 T[his CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] x86 HVM and PVH guests may be started in populate-on-demand (PoD) mode, to provide a way for them t...
Xen Xen 4.15.0
Xen Xen 4.15.1
Xen Xen
Fedoraproject Fedora 34
Fedoraproject Fedora 35
Debian Debian Linux 11.0
6.3
CVSSv3
CVE-2016-1571
The paging_invlpg function in include/asm-x86/paging.h in Xen 3.3.x up to and including 4.6.x, when using shadow mode paging or nested virtualization is enabled, allows local HVM guest users to cause a denial of service (host crash) via a non-canonical guest address in an INVVPID...
Citrix Xenserver
Xen Xen 3.4.1
Xen Xen 3.4.0
Xen Xen 4.5.0
Xen Xen 4.4.3
Xen Xen 4.3.3
Xen Xen 4.3.2
Xen Xen 4.2.0
Xen Xen 4.1.6.1
Xen Xen 4.1.0
Xen Xen 3.4.4
Xen Xen 3.4.3
Xen Xen 3.4.2
Xen Xen 4.5.2
Xen Xen 4.5.1
Xen Xen 4.3.4
Xen Xen 4.2.3
Xen Xen 4.2.2
Xen Xen 4.2.1
Xen Xen 4.1.2
Xen Xen 4.1.1
Xen Xen 3.3.2
8.8
CVSSv3
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
7.5
CVSSv3
CVE-2017-10922
The grant-table feature in Xen up to and including 4.8.x mishandles MMIO region grant references, which allows guest OS users to cause a denial of service (loss of grant trackability), aka XSA-224 bug 3.
Xen Xen
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
authentication bypass
CVE-2024-30051
remote
CVE-2024-27954
CVE-2023-51483
CVE-2023-47782
SSRF
CVE-2024-24715
CVE-2023-52424
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