CVE-2022-42330

Published on: Not Yet Published

Last Modified on: 02/06/2023 04:26:00 PM UTC

CVE-2022-42330

Source: Mitre Source: NIST CVE.ORG Print: PDF PDF
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Certain versions of Xen from Xen contain the following vulnerability:

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 result in a crash of xenstored. Any other use of XS_RELEASE will have the same impact.

  • CVE-2022-42330 has been assigned by URL Logo [email protected] to track the vulnerability - currently rated as HIGH severity.
  • Affected Vendor/Software: URL Logo Xen - xen version ? consult Xen advisory XSA-425

CVSS3 Score: 7.5 - HIGH

Attack
Vector ⓘ		 Attack
Complexity		 Privileges
Required		 User
Interaction
NETWORK LOW NONE NONE
Scope Confidentiality
Impact		 Integrity
Impact		 Availability
Impact
UNCHANGED NONE NONE HIGH

CVE References

Description Tags ⓘ Link
xenbits.xenproject.org
text/plain
 URL Logo MISC xenbits.xenproject.org/xsa/advisory-425.txt
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Exploit/POC from Github

Guests can cause Xenstore crash via soft reset When a guest issues a "Soft Reset" (e.g. for performing a kexec) the l…

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
Operating
System		XenXen4.17.0AllAllAll
  • cpe:2.3:o:xen:xen:4.17.0:*:*:*:*:*:x64:*:

Social Mentions

Source Title Posted (UTC)
Twitter Icon @oss_security Xen Security Advisory 425 v1 (CVE-2022-42330) - Guests can cause Xenstore crash via soft reset: Posted by Xen . org… twitter.com/i/web/status/1… 2023-01-25 17:32:02
Twitter Icon @CVEreport CVE-2022-42330 : Guests can cause Xenstore crash via soft reset When a guest issues a "Soft Reset" e.g. for perfo… twitter.com/i/web/status/1… 2023-01-26 00:52:23
Reddit Logo Icon /r/netcve CVE-2022-42330 2023-01-26 01:43:29
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