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Gentoo Linux Security Advisory                           GLSA 202409-10
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: Xen: Multiple Vulnerabilities
     Date: September 22, 2024
     Bugs: #918669, #921355, #923741, #928620, #929038
       ID: 202409-10

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Synopsis
========

Multiple vulnerabilities have been discovered in Xen, the worst of which
could lead to privilege escalation.

Background
==========

Xen is a bare-metal hypervisor.

Affected packages
=================

Package            Vulnerable    Unaffected
-----------------  ------------  ------------
app-emulation/xen  < 4.17.4      >= 4.17.4

Description
===========

Multiple vulnerabilities have been discovered in Xen. Please review the
CVE identifiers referenced below for details.

Impact
======

Please review the referenced CVE identifiers for details.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Xen users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=app-emulation/xen-4.17.4"

References
==========

[ 1 ] CVE-2022-4949
      https://nvd.nist.gov/vuln/detail/CVE-2022-4949
[ 2 ] CVE-2022-42336
      https://nvd.nist.gov/vuln/detail/CVE-2022-42336
[ 3 ] CVE-2023-28746
      https://nvd.nist.gov/vuln/detail/CVE-2023-28746
[ 4 ] CVE-2023-34319
      https://nvd.nist.gov/vuln/detail/CVE-2023-34319
[ 5 ] CVE-2023-34320
      https://nvd.nist.gov/vuln/detail/CVE-2023-34320
[ 6 ] CVE-2023-34321
      https://nvd.nist.gov/vuln/detail/CVE-2023-34321
[ 7 ] CVE-2023-34322
      https://nvd.nist.gov/vuln/detail/CVE-2023-34322
[ 8 ] CVE-2023-34323
      https://nvd.nist.gov/vuln/detail/CVE-2023-34323
[ 9 ] CVE-2023-34324
      https://nvd.nist.gov/vuln/detail/CVE-2023-34324
[ 10 ] CVE-2023-34325
      https://nvd.nist.gov/vuln/detail/CVE-2023-34325
[ 11 ] CVE-2023-34327
      https://nvd.nist.gov/vuln/detail/CVE-2023-34327
[ 12 ] CVE-2023-34328
      https://nvd.nist.gov/vuln/detail/CVE-2023-34328
[ 13 ] CVE-2023-46835
      https://nvd.nist.gov/vuln/detail/CVE-2023-46835
[ 14 ] CVE-2023-46836
      https://nvd.nist.gov/vuln/detail/CVE-2023-46836
[ 15 ] CVE-2023-46837
      https://nvd.nist.gov/vuln/detail/CVE-2023-46837
[ 16 ] CVE-2023-46839
      https://nvd.nist.gov/vuln/detail/CVE-2023-46839
[ 17 ] CVE-2023-46840
      https://nvd.nist.gov/vuln/detail/CVE-2023-46840
[ 18 ] CVE-2023-46841
      https://nvd.nist.gov/vuln/detail/CVE-2023-46841
[ 19 ] CVE-2023-46842
      https://nvd.nist.gov/vuln/detail/CVE-2023-46842
[ 20 ] CVE-2024-2193
      https://nvd.nist.gov/vuln/detail/CVE-2024-2193
[ 21 ] CVE-2024-31142
      https://nvd.nist.gov/vuln/detail/CVE-2024-31142
[ 22 ] XSA-431
      https://xenbits.xen.org/xsa/advisory-431.html
[ 23 ] XSA-432
      https://xenbits.xen.org/xsa/advisory-432.html
[ 24 ] XSA-436
      https://xenbits.xen.org/xsa/advisory-436.html
[ 25 ] XSA-437
      https://xenbits.xen.org/xsa/advisory-437.html
[ 26 ] XSA-438
      https://xenbits.xen.org/xsa/advisory-438.html
[ 27 ] XSA-439
      https://xenbits.xen.org/xsa/advisory-439.html
[ 28 ] XSA-440
      https://xenbits.xen.org/xsa/advisory-440.html
[ 29 ] XSA-441
      https://xenbits.xen.org/xsa/advisory-441.html
[ 30 ] XSA-442
      https://xenbits.xen.org/xsa/advisory-442.html
[ 31 ] XSA-447
      https://xenbits.xen.org/xsa/advisory-447.html
[ 32 ] XSA-449
      https://xenbits.xen.org/xsa/advisory-449.html
[ 33 ] XSA-450
      https://xenbits.xen.org/xsa/advisory-450.html
[ 34 ] XSA-451
      https://xenbits.xen.org/xsa/advisory-451.html
[ 35 ] XSA-452
      https://xenbits.xen.org/xsa/advisory-452.html
[ 36 ] XSA-453
      https://xenbits.xen.org/xsa/advisory-453.html
[ 37 ] XSA-454
      https://xenbits.xen.org/xsa/advisory-454.html
[ 38 ] XSA-455
      https://xenbits.xen.org/xsa/advisory-455.html

Availability
============

This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

 https://security.gentoo.org/glsa/202409-10

Concerns?
=========

Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users' machines is of utmost
importance to us. Any security concerns should be addressed to
security@gentoo.org or alternatively, you may file a bug at
https://bugs.gentoo.org.

License
=======

Copyright 2024 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.

https://creativecommons.org/licenses/by-sa/2.5