Vulnerabilities > XEN > Medium

DATE CVE VULNERABILITY TITLE RISK
2023-07-24 CVE-2023-20593 An issue in “Zen 2” CPUs, under specific microarchitectural circumstances, may allow an attacker to potentially access sensitive information.
local
low complexity
xen debian amd
5.5
2023-03-21 CVE-2022-42331 x86: speculative vulnerability in 32bit SYSCALL path Due to an oversight in the very original Spectre/Meltdown security work (XSA-254), one entrypath performs its speculation-safety actions too late.
local
low complexity
xen fedoraproject
5.5
2023-03-21 CVE-2022-42334 Allocation of Resources Without Limits or Throttling vulnerability in multiple products
x86/HVM pinned cache attributes mis-handling T[his CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] To allow cachability control for HVM guests with passed through devices, an interface exists to explicitly override defaults which would otherwise be put in place.
local
low complexity
xen debian fedoraproject CWE-770
6.5
2022-11-09 CVE-2022-23824 IBPB may not prevent return branch predictions from being specified by pre-IBPB branch targets leading to a potential information disclosure.
local
low complexity
xen amd fedoraproject
5.5
2022-11-01 CVE-2022-42310 Incomplete Cleanup vulnerability in multiple products
Xenstore: Guests can create orphaned Xenstore nodes By creating multiple nodes inside a transaction resulting in an error, a malicious guest can create orphaned nodes in the Xenstore data base, as the cleanup after the error will not remove all nodes already created.
local
low complexity
xen debian fedoraproject CWE-459
5.5
2022-11-01 CVE-2022-42311 Allocation of Resources Without Limits or Throttling vulnerability in multiple products
Xenstore: guests can let run xenstored out of memory T[his CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] Malicious guests can cause xenstored to allocate vast amounts of memory, eventually resulting in a Denial of Service (DoS) of xenstored.
local
low complexity
xen fedoraproject debian CWE-770
6.5
2022-11-01 CVE-2022-42312 Allocation of Resources Without Limits or Throttling vulnerability in multiple products
Xenstore: guests can let run xenstored out of memory T[his CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] Malicious guests can cause xenstored to allocate vast amounts of memory, eventually resulting in a Denial of Service (DoS) of xenstored.
local
low complexity
xen debian fedoraproject CWE-770
6.5
2022-11-01 CVE-2022-42313 Allocation of Resources Without Limits or Throttling vulnerability in multiple products
Xenstore: guests can let run xenstored out of memory T[his CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] Malicious guests can cause xenstored to allocate vast amounts of memory, eventually resulting in a Denial of Service (DoS) of xenstored.
local
low complexity
xen debian fedoraproject CWE-770
6.5
2022-11-01 CVE-2022-42314 Allocation of Resources Without Limits or Throttling vulnerability in multiple products
Xenstore: guests can let run xenstored out of memory T[his CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] Malicious guests can cause xenstored to allocate vast amounts of memory, eventually resulting in a Denial of Service (DoS) of xenstored.
local
low complexity
xen debian fedoraproject CWE-770
6.5
2022-11-01 CVE-2022-42315 Allocation of Resources Without Limits or Throttling vulnerability in multiple products
Xenstore: guests can let run xenstored out of memory T[his CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] Malicious guests can cause xenstored to allocate vast amounts of memory, eventually resulting in a Denial of Service (DoS) of xenstored.
local
low complexity
xen debian fedoraproject CWE-770
6.5