Vulnerabilities > XEN > High

DATE CVE VULNERABILITY TITLE RISK
2022-11-01 CVE-2022-42320 Incomplete Cleanup vulnerability in multiple products
Xenstore: Guests can get access to Xenstore nodes of deleted domains Access rights of Xenstore nodes are per domid.
local
high complexity
xen debian fedoraproject CWE-459
7.0
2022-11-01 CVE-2022-42327 x86: unintended memory sharing between guests On Intel systems that support the "virtualize APIC accesses" feature, a guest can read and write the global shared xAPIC page by moving the local APIC out of xAPIC mode.
local
low complexity
xen fedoraproject
7.1
2022-07-26 CVE-2022-33745 insufficient TLB flush for x86 PV guests in shadow mode For migration as well as to work around kernels unaware of L1TF (see XSA-273), PV guests may be run in shadow paging mode.
local
low complexity
xen debian fedoraproject
8.8
2022-07-05 CVE-2022-26365 Memory Leak vulnerability in multiple products
Linux disk/nic frontends data leaks T[his CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] Linux Block and Network PV device frontends don't zero memory regions before sharing them with the backend (CVE-2022-26365, CVE-2022-33740).
local
low complexity
linux xen debian fedoraproject CWE-401
7.1
2022-07-05 CVE-2022-33740 Improper Cross-boundary Removal of Sensitive Data vulnerability in multiple products
Linux disk/nic frontends data leaks T[his CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] Linux Block and Network PV device frontends don't zero memory regions before sharing them with the backend (CVE-2022-26365, CVE-2022-33740).
local
low complexity
fedoraproject debian linux xen CWE-212
7.1
2022-07-05 CVE-2022-33741 Information Exposure vulnerability in multiple products
Linux disk/nic frontends data leaks T[his CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] Linux Block and Network PV device frontends don't zero memory regions before sharing them with the backend (CVE-2022-26365, CVE-2022-33740).
local
low complexity
fedoraproject debian linux xen CWE-200
7.1
2022-07-05 CVE-2022-33742 Information Exposure vulnerability in multiple products
Linux disk/nic frontends data leaks T[his CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] Linux Block and Network PV device frontends don't zero memory regions before sharing them with the backend (CVE-2022-26365, CVE-2022-33740).
local
low complexity
fedoraproject debian linux xen CWE-200
7.1
2022-07-05 CVE-2022-33743 network backend may cause Linux netfront to use freed SKBs While adding logic to support XDP (eXpress Data Path), a code label was moved in a way allowing for SKBs having references (pointers) retained for further processing to nevertheless be freed.
local
low complexity
xen linux debian
7.8
2022-04-05 CVE-2022-26357 Race Condition vulnerability in multiple products
race in VT-d domain ID cleanup Xen domain IDs are up to 15 bits wide.
local
high complexity
xen debian fedoraproject CWE-362
7.0
2022-04-05 CVE-2022-26358 IOMMU: RMRR (VT-d) and unity map (AMD-Vi) handling issues T[his CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] Certain PCI devices in a system might be assigned Reserved Memory Regions (specified via Reserved Memory Region Reporting, "RMRR") for Intel VT-d or Unity Mapping ranges for AMD-Vi.
local
low complexity
xen debian fedoraproject
7.8