SUSE: 2022:1408-1 important: xen
Summary
This update for xen fixes the following issues: - CVE-2022-26356: Fixed potential race conditions in dirty memory tracking that could cause a denial of service in the host (bsc#1197423). - CVE-2022-26357: Fixed a potential race condition in memory cleanup for hosts using VT-d IOMMU hardware, which could lead to a denial of service in the host (bsc#1197425). - CVE-2022-26358,CVE-2022-26359,CVE-2022-26360,CVE-2022-26361: Fixed various memory corruption issues for hosts using VT-d or AMD-Vi IOMMU hardware. These could be leveraged by an attacker to cause a denial of service in the host (bsc#1197426). - CVE-2022-0001, CVE-2022-0002, CVE-2021-26401: Added BHB speculation issue mitigations (bsc#1196915).
References
#1196915 #1197423 #1197425 #1197426
Cross- CVE-2021-26401 CVE-2022-0001 CVE-2022-0002
CVE-2022-26356 CVE-2022-26357 CVE-2022-26358
CVE-2022-26359 CVE-2022-26360 CVE-2022-26361
CVSS scores:
CVE-2021-26401 (NVD) : 5.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
CVE-2021-26401 (SUSE): 5.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
CVE-2022-0001 (NVD) : 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
CVE-2022-0001 (SUSE): 5.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
CVE-2022-0002 (NVD) : 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
CVE-2022-0002 (SUSE): 5.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
CVE-2022-26356 (NVD) : 5.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H
CVE-2022-26356 (SUSE): 6.7 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H
CVE-2022-26357 (NVD) : 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2022-26357 (SUSE): 5.7 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H
CVE-2022-26358 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2022-26358 (SUSE): 5.7 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H
CVE-2022-26359 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2022-26359 (SUSE): 5.7 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H
CVE-2022-26360 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2022-26360 (SUSE): 5.7 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H
CVE-2022-26361 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2022-26361 (SUSE): 5.7 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H
Affected Products:
HPE Helion Openstack 8
SUSE Linux Enterprise Server 12-SP3-BCL
SUSE Linux Enterprise Server 12-SP3-LTSS
SUSE Linux Enterprise Server for SAP 12-SP3
SUSE OpenStack Cloud 8
SUSE OpenStack Cloud Crowbar 8
https://www.suse.com/security/cve/CVE-2021-26401.html
https://www.suse.com/security/cve/CVE-2022-0001.html
https://www.suse.com/security/cve/CVE-2022-0002.html
https://www.suse.com/security/cve/CVE-2022-26356.html
https://www.suse.com/security/cve/CVE-2022-26357.html
https://www.suse.com/security/cve/CVE-2022-26358.html
https://www.suse.com/security/cve/CVE-2022-26359.html
https://www.suse.com/security/cve/CVE-2022-26360.html
https://www.suse.com/security/cve/CVE-2022-26361.html
https://bugzilla.suse.com/1196915
https://bugzilla.suse.com/1197423
https://bugzilla.suse.com/1197425
https://bugzilla.suse.com/1197426