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oss-secXen Security Advisory 483 v2 (CVE-2026-23556) - oxenstod keeps quota lated use counts across domain destruction

First published (updated )
https://seclists.org/oss-sec/2026/q2/245

Xen Security Notice 2 (CVE-2024-35347) AMD CPU Microcode SignatuVerification Vulnerability

First published (updated )
https://seclists.org/oss-sec/2025/q1/187

Xen Security Notice 2 (CVE-2024-35347) AMD CPU Microcode SignatuVerification Vulnerability

First published (updated )
https://seclists.org/oss-sec/2025/q1/175

Xen Security Advisory 464 v2 (CVE-2024-45819) - libxl leaks data to PVH guests via ACPI tables

First published (updated )
https://seclists.org/oss-sec/2024/q4/86

XEN Xen HypervisorDeadlock in x86 HVM standard VGA handling

Risk 39
Severity
6.5
First published (updated )
CVE-2024-45818
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XEN XAPIXapi: Metadata injection attack against backup/restore functionality

Risk 21
Severity
3.8
First published (updated )
CVE-2024-31144

GNU GRUBMemory Corruption Vulnerability in Grub-Legacy's XFS Implementation

Risk 60
Severity
8.1
First published (updated )
CVE-2023-4949

Linux Linux kernelPossible deadlock in Linux kernel event handling

Risk 31
Severity
4.9
First published (updated )
CVE-2023-34324

Xen Security Advisory 439 v1 (CVE-2023-20588) - x86/AMD: Divide speculative information leak

First published (updated )
https://seclists.org/oss-sec/2023/q4/30

Xen Security Advisory 439 v1 (CVE-2023-20588) - x86/AMD: Divide speculative information leak

First published (updated )
https://seclists.org/oss-sec/2023/q3/238
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Xen Security Advisory 439 v1 (CVE-2023-20588) - x86/AMD: Divide speculative information leak

First published (updated )
https://seclists.org/oss-sec/2023/q3/237

Xen Security Advisory 439 v2 (CVE-2023-20588) - x86/AMD: Divide speculative information leak

First published (updated )
https://seclists.org/oss-sec/2023/q3/222

Xen Security Advisory 433 v3 (CVE-2023-20593) - x86/AMD: Zenbleed

First published (updated )
https://seclists.org/oss-sec/2023/q3/112

Xen Security Advisory 433 v3 (CVE-2023-20593) - x86/AMD: Zenbleed

First published (updated )
https://seclists.org/oss-sec/2023/q3/100

Microsoft Windows 10Speculative Leaks

Risk 55
Severity
5.5
Zeroday
First published (updated )
CVE-2023-20588
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Linux Linux kernelLinux: buffer overrun in netback due to unusual packet

Risk 73
Severity
7.8
First published (updated )
CVE-2023-34319

Xen Security Advisory 434 v1 (CVE-2023-20569) - x86/AMD: Speculative Return Stack Overflow

First published (updated )
https://seclists.org/oss-sec/2023/q3/97

XEN XenMishandling of guest SSBD selection on AMD hardware The current logic to set SSBD on AMD Family 17h …

Risk 18
Severity
3.3
First published (updated )
CVE-2022-42336

XEN XenNull Pointer Dereference

Risk 69
Severity
7.8
First published (updated )
CVE-2022-42335

debian/xenx86: speculative vulnerability in 32bit SYSCALL path Due to an oversight in the very original Spectr…

Risk 32
Severity
5.5
First published (updated )
CVE-2022-42331
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Fedoraproject FedoraUse After Free

Risk 69
Severity
7.8
First published (updated )
CVE-2022-42332

Fedoraproject Fedorax86/HVM pinned cache attributes mis-handling T[his CNA information record relates to multiple CVEs; …

Risk 49
Severity
8.6
First published (updated )
CVE-2022-42333

Fedoraproject Fedorax86/HVM pinned cache attributes mis-handling T[his CNA information record relates to multiple CVEs; …

Risk 36
Severity
6.5
First published (updated )
CVE-2022-42334

XEN XenGuests can cause Xenstore crash via soft reset When a guest issues a "Soft Reset" (e.g. for performi…

Risk 43
Severity
7.5
First published (updated )
CVE-2022-42330

XEN XenIBPB may not prevent return branch predictions from being specified by pre-IBPB branch targets leadi…

Risk 33
Severity
5.5
First published (updated )
CVE-2022-23824
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Fedoraproject FedoraXenstore: Guests can create orphaned Xenstore nodes By creating multiple nodes inside a transaction …

Risk 32
Severity
5.5
First published (updated )
CVE-2022-42310

Fedoraproject FedoraXenstore: guests can let run xenstored out of memory T[his CNA information record relates to multipl…

Risk 36
Severity
6.5
First published (updated )
CVE-2022-42314

Fedoraproject FedoraXenstore: guests can let run xenstored out of memory T[his CNA information record relates to multipl…

Risk 36
Severity
6.5
First published (updated )
CVE-2022-42312

Fedoraproject FedoraXenstore: guests can let run xenstored out of memory T[his CNA information record relates to multipl…

Risk 36
Severity
6.5
First published (updated )
CVE-2022-42313

Fedoraproject FedoraXenstore: guests can let run xenstored out of memory T[his CNA information record relates to multipl…

Risk 36
Severity
6.5
First published (updated )
CVE-2022-42311
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