CVE-2022-42330
Published: 26 January 2023
Summary
CVE-2022-42330 is a high-severity an unspecified weakness vulnerability in Xen Xen. Its CVSS base score is 7.5 (High).
Operationally, ranked in the top 45.3% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-45405
Vulnerability details
Guests can cause Xenstore crash via soft reset When a guest issues a "Soft Reset" (e.g. for performing a kexec) the libxl based Xen toolstack will normally perform a XS_RELEASE Xenstore operation. Due to a bug in xenstored this can…
more
result in a crash of xenstored. Any other use of XS_RELEASE will have the same impact.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.