SUSE: 2021:3842-1 moderate: xen
Summary
This update for xen fixes the following issues: - CVE-2021-28701: Fixed race condition in XENMAPSPACE_grant_table handling (XSA-384) (bsc#1189632). - CVE-2021-28704, CVE-2021-28707, CVE-2021-28708: Fixed PoD operations on misaligned GFNs (XSA-388) (bsc#1192557). - CVE-2021-28705, CVE-2021-28709: Fixed issues with partially successful P2M updates on x86 (XSA-389) (bsc#1192559). - CVE-2021-28706: Fixed guests may exceed their designated memory limit (XSA-385) (bsc#1192554). - Integrate bugfixes (bsc#1189373, bsc#1189378).
References
#1189373 #1189378 #1189632 #1192554 #1192557
#1192559
Cross- CVE-2021-28701 CVE-2021-28704 CVE-2021-28705
CVE-2021-28706 CVE-2021-28707 CVE-2021-28708
CVE-2021-28709
CVSS scores:
CVE-2021-28701 (SUSE): 7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVE-2021-28704 (SUSE): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVE-2021-28705 (SUSE): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVE-2021-28706 (NVD) : 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
CVE-2021-28706 (SUSE): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVE-2021-28707 (SUSE): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVE-2021-28708 (SUSE): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVE-2021-28709 (SUSE): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Products:
SUSE Linux Enterprise Server for SAP 15
SUSE Linux Enterprise High Performance Computing 15-LTSS
SUSE Linux Enterprise High Performance Computing 15-ESPOS
https://www.suse.com/security/cve/CVE-2021-28701.html
https://www.suse.com/security/cve/CVE-2021-28704.html
https://www.suse.com/security/cve/CVE-2021-28705.html
https://www.suse.com/security/cve/CVE-2021-28706.html
https://www.suse.com/security/cve/CVE-2021-28707.html
https://www.suse.com/security/cve/CVE-2021-28708.html
https://www.suse.com/security/cve/CVE-2021-28709.html
https://bugzilla.suse.com/1189373
https://bugzilla.suse.com/1189378
https://bugzilla.suse.com/1189632
https://bugzilla.suse.com/1192554
https://bugzilla.suse.com/1192557
https://bugzilla.suse.com/1192559