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Gentoo Linux Security Advisory GLSA 202208-23 |
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https://security.gentoo.org/ |
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Severity: High |
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Title: Xen: Multiple Vulnerabilities |
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Date: August 14, 2022 |
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Bugs: #810341, #812485, #816882, #825354, #832039, #835401, #850802 |
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ID: 202208-23 |
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Synopsis |
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======== |
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Multiple vulnerabilities have been discovered in Xen, the worst of which |
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could result in remote code execution (guest sandbox escape). |
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Background |
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========== |
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Xen is a bare-metal hypervisor. |
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Affected packages |
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================= |
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|
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------------------------------------------------------------------- |
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Package / Vulnerable / Unaffected |
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------------------------------------------------------------------- |
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1 app-emulation/xen < 4.15.3 >= 4.15.3 |
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2 app-emulation/xen-tools < 4.15.3 >= 4.15.3 |
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Description |
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=========== |
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Multiple vulnerabilities have been discovered in Xen. Please review the |
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CVE identifiers referenced below for details. |
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Impact |
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====== |
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Please review the referenced CVE identifiers for details. |
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Workaround |
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========== |
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There is no known workaround at this time. |
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Resolution |
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========== |
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All Xen users should upgrade to the latest version: |
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# emerge --sync |
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# emerge --ask --oneshot --verbose ">=app-emulation/xen-4.15.3" |
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All Xen tools users should upgrade to the latest version: |
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# emerge --sync |
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# emerge --ask --oneshot --verbose ">=app-emulation/xen-tools-4.15.3" |
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|
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References |
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========== |
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[ 1 ] CVE-2021-28694 |
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https://nvd.nist.gov/vuln/detail/CVE-2021-28694 |
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[ 2 ] CVE-2021-28695 |
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https://nvd.nist.gov/vuln/detail/CVE-2021-28695 |
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[ 3 ] CVE-2021-28696 |
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https://nvd.nist.gov/vuln/detail/CVE-2021-28696 |
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[ 4 ] CVE-2021-28697 |
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https://nvd.nist.gov/vuln/detail/CVE-2021-28697 |
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[ 5 ] CVE-2021-28698 |
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https://nvd.nist.gov/vuln/detail/CVE-2021-28698 |
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[ 6 ] CVE-2021-28699 |
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https://nvd.nist.gov/vuln/detail/CVE-2021-28699 |
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[ 7 ] CVE-2021-28700 |
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https://nvd.nist.gov/vuln/detail/CVE-2021-28700 |
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[ 8 ] CVE-2021-28701 |
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https://nvd.nist.gov/vuln/detail/CVE-2021-28701 |
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[ 9 ] CVE-2021-28702 |
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https://nvd.nist.gov/vuln/detail/CVE-2021-28702 |
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[ 10 ] CVE-2021-28710 |
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https://nvd.nist.gov/vuln/detail/CVE-2021-28710 |
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[ 11 ] CVE-2022-21123 |
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https://nvd.nist.gov/vuln/detail/CVE-2022-21123 |
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[ 12 ] CVE-2022-21125 |
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https://nvd.nist.gov/vuln/detail/CVE-2022-21125 |
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[ 13 ] CVE-2022-21166 |
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https://nvd.nist.gov/vuln/detail/CVE-2022-21166 |
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[ 14 ] CVE-2022-23033 |
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https://nvd.nist.gov/vuln/detail/CVE-2022-23033 |
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[ 15 ] CVE-2022-23034 |
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https://nvd.nist.gov/vuln/detail/CVE-2022-23034 |
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[ 16 ] CVE-2022-23035 |
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https://nvd.nist.gov/vuln/detail/CVE-2022-23035 |
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[ 17 ] CVE-2022-26362 |
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https://nvd.nist.gov/vuln/detail/CVE-2022-26362 |
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[ 18 ] CVE-2022-26363 |
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https://nvd.nist.gov/vuln/detail/CVE-2022-26363 |
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[ 19 ] CVE-2022-26364 |
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https://nvd.nist.gov/vuln/detail/CVE-2022-26364 |
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[ 20 ] XSA-378 |
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[ 21 ] XSA-379 |
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[ 22 ] XSA-380 |
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[ 23 ] XSA-382 |
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[ 24 ] XSA-383 |
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[ 25 ] XSA-384 |
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[ 26 ] XSA-386 |
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[ 27 ] XSA-390 |
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[ 28 ] XSA-401 |
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[ 29 ] XSA-402 |
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[ 30 ] XSA-404 |
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Availability |
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============ |
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This GLSA and any updates to it are available for viewing at |
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the Gentoo Security Website: |
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https://security.gentoo.org/glsa/202208-23 |
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Concerns? |
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========= |
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Security is a primary focus of Gentoo Linux and ensuring the |
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confidentiality and security of our users' machines is of utmost |
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importance to us. Any security concerns should be addressed to |
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security@g.o or alternatively, you may file a bug at |
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https://bugs.gentoo.org. |
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License |
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======= |
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Copyright 2022 Gentoo Foundation, Inc; referenced text |
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belongs to its owner(s). |
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The contents of this document are licensed under the |
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Creative Commons - Attribution / Share Alike license. |
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https://creativecommons.org/licenses/by-sa/2.5 |
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