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SUSE: CVE-2020-27672: SUSE Linux Security Advisory

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SUSE: CVE-2020-27672: SUSE Linux Security Advisory

Severity
7
CVSS
(AV:L/AC:M/Au:N/C:C/I:C/A:C)
Published
10/22/2020
Created
12/14/2020
Added
12/11/2020
Modified
10/22/2021

Description

An issue was discovered in Xen through 4.14.x allowing x86 guest OS users to cause a host OS denial of service, achieve data corruption, or possibly gain privileges by exploiting a race condition that leads to a use-after-free involving 2MiB and 1GiB superpages.

Solution(s)

  • suse-upgrade-xen
  • suse-upgrade-xen-devel
  • suse-upgrade-xen-doc-html
  • suse-upgrade-xen-kmp-default
  • suse-upgrade-xen-kmp-pae
  • suse-upgrade-xen-libs
  • suse-upgrade-xen-libs-32bit
  • suse-upgrade-xen-tools
  • suse-upgrade-xen-tools-domu
  • suse-upgrade-xen-tools-xendomains-wait-disk

References

  • SUSE-SU-2020:14557-1
  • SUSE-SU-2020:3049-1
  • SUSE-SU-2020:3050-1
  • SUSE-SU-2020:3051-1
  • SUSE-SU-2020:3052-1
  • SUSE-SU-2020:3088-1
  • SUSE-SU-2020:3611-1
  • SUSE-SU-2020:3615-1
  • SUSE-SU-2020:3627-1
  • SUSE-SU-2020:3631-1
  • SUSE-SU-2020:3653-1
  • SUSE-SU-2020:3742-1
  • CVE-2020-27672
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