SUSE-SU-2021:2924-1: important: Security update for xen
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Thu Sep 2 13:41:15 UTC 2021
SUSE Security Update: Security update for xen
______________________________________________________________________________
Announcement ID: SUSE-SU-2021:2924-1
Rating: important
References: #1027519 #1179246 #1180491 #1180846 #1182654
#1183243 #1185682 #1186428 #1186429 #1186433
#1186434 #1187369 #1187376 #1187378 #1188050
#1189373 #1189376 #1189378 #1189380 #1189381
#1189882
Cross-References: CVE-2021-0089 CVE-2021-20255 CVE-2021-28690
CVE-2021-28692 CVE-2021-28693 CVE-2021-28694
CVE-2021-28695 CVE-2021-28696 CVE-2021-28697
CVE-2021-28698 CVE-2021-28699 CVE-2021-28700
CVE-2021-3592 CVE-2021-3594 CVE-2021-3595
CVSS scores:
CVE-2021-0089 (NVD) : 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
CVE-2021-20255 (NVD) : 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVE-2021-20255 (SUSE): 3.2 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:L
CVE-2021-28694 (SUSE): 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVE-2021-28695 (SUSE): 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVE-2021-28696 (SUSE): 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVE-2021-28697 (SUSE): 7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVE-2021-28698 (SUSE): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVE-2021-28699 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2021-28700 (SUSE): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVE-2021-3592 (NVD) : 3.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
CVE-2021-3592 (SUSE): 3.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
CVE-2021-3594 (NVD) : 3.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
CVE-2021-3594 (SUSE): 3.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
CVE-2021-3595 (NVD) : 3.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
CVE-2021-3595 (SUSE): 3.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
Affected Products:
SUSE Linux Enterprise Software Development Kit 12-SP5
SUSE Linux Enterprise Server 12-SP5
______________________________________________________________________________
An update that solves 15 vulnerabilities and has 6 fixes is
now available.
Description:
This update for xen fixes the following issues:
Security issues fixed:
- CVE-2021-28693: xen/arm: Boot modules are not scrubbed (bsc#1186428)
- CVE-2021-28692: xen: inappropriate x86 IOMMU timeout detection /
handling (bsc#1186429)
- CVE-2021-0089: xen: Speculative Code Store Bypass (bsc#1186433)
- CVE-2021-28690: xen: x86: TSX Async Abort protections not restored after
S3 (bsc#1186434)
- CVE-2021-20255: Fixed stack overflow via infinite recursion in eepro100
(bsc#1182654)
- CVE-2021-28694,CVE-2021-28695,CVE-2021-28696: IOMMU page mapping issues
on x86 (XSA-378)(bsc#1189373).
- CVE-2021-28697: grant table v2 status pages may remain accessible after
de-allocation (XSA-379)(bsc#1189376).
- CVE-2021-28698: long running loops in grant table handling
(XSA-380)(bsc#1189378).
- CVE-2021-28699: inadequate grant-v2 status frames array bounds check
(XSA-382)(bsc#1189380).
- CVE-2021-28700: No memory limit for dom0less domUs
(XSA-383)(bsc#1189381).
- CVE-2021-3592: slirp: invalid pointer initialization may lead to
information disclosure (bootp)(bsc#1187369).
- CVE-2021-3594: slirp: invalid pointer initialization may lead to
information disclosure (udp)(bsc#1187378).
- CVE-2021-3595: slirp: invalid pointer initialization may lead to
information disclosure (tftp)(bsc#1187376).
Other issues fixed:
- Fixed "Panic on CPU 0: IO-APIC + timer doesn't work!" (bsc#1180491)
- Fixed an issue with xencommons, where file format expecations by fillup
did not allign (bsc#1185682)
- Upstream bug fixes (bsc#1027519)
- Dom0 hangs when pinning CPUs for dom0 with HVM guest (bsc#1179246).
- Fixed Xen SLES11SP4 guest hangs on cluster (bsc#1188050).
- Fixed PVHVM SLES12 SP5 - NMI Watchdog CPU Stuck (bsc#1180846).
- Core cannot be opened when using xl dump-core of VM with PTF
(bsc#1183243)
- Prevent superpage allocation in the LAPIC and ACPI_INFO range
(bsc#1189882).
Patch Instructions:
To install this SUSE Security Update use the SUSE recommended installation methods
like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:
- SUSE Linux Enterprise Software Development Kit 12-SP5:
zypper in -t patch SUSE-SLE-SDK-12-SP5-2021-2924=1
- SUSE Linux Enterprise Server 12-SP5:
zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-2924=1
Package List:
- SUSE Linux Enterprise Software Development Kit 12-SP5 (aarch64 x86_64):
xen-debugsource-4.12.4_12-3.49.1
xen-devel-4.12.4_12-3.49.1
- SUSE Linux Enterprise Server 12-SP5 (x86_64):
xen-4.12.4_12-3.49.1
xen-debugsource-4.12.4_12-3.49.1
xen-doc-html-4.12.4_12-3.49.1
xen-libs-32bit-4.12.4_12-3.49.1
xen-libs-4.12.4_12-3.49.1
xen-libs-debuginfo-32bit-4.12.4_12-3.49.1
xen-libs-debuginfo-4.12.4_12-3.49.1
xen-tools-4.12.4_12-3.49.1
xen-tools-debuginfo-4.12.4_12-3.49.1
xen-tools-domU-4.12.4_12-3.49.1
xen-tools-domU-debuginfo-4.12.4_12-3.49.1
References:
https://www.suse.com/security/cve/CVE-2021-0089.html
https://www.suse.com/security/cve/CVE-2021-20255.html
https://www.suse.com/security/cve/CVE-2021-28690.html
https://www.suse.com/security/cve/CVE-2021-28692.html
https://www.suse.com/security/cve/CVE-2021-28693.html
https://www.suse.com/security/cve/CVE-2021-28694.html
https://www.suse.com/security/cve/CVE-2021-28695.html
https://www.suse.com/security/cve/CVE-2021-28696.html
https://www.suse.com/security/cve/CVE-2021-28697.html
https://www.suse.com/security/cve/CVE-2021-28698.html
https://www.suse.com/security/cve/CVE-2021-28699.html
https://www.suse.com/security/cve/CVE-2021-28700.html
https://www.suse.com/security/cve/CVE-2021-3592.html
https://www.suse.com/security/cve/CVE-2021-3594.html
https://www.suse.com/security/cve/CVE-2021-3595.html
https://bugzilla.suse.com/1027519
https://bugzilla.suse.com/1179246
https://bugzilla.suse.com/1180491
https://bugzilla.suse.com/1180846
https://bugzilla.suse.com/1182654
https://bugzilla.suse.com/1183243
https://bugzilla.suse.com/1185682
https://bugzilla.suse.com/1186428
https://bugzilla.suse.com/1186429
https://bugzilla.suse.com/1186433
https://bugzilla.suse.com/1186434
https://bugzilla.suse.com/1187369
https://bugzilla.suse.com/1187376
https://bugzilla.suse.com/1187378
https://bugzilla.suse.com/1188050
https://bugzilla.suse.com/1189373
https://bugzilla.suse.com/1189376
https://bugzilla.suse.com/1189378
https://bugzilla.suse.com/1189380
https://bugzilla.suse.com/1189381
https://bugzilla.suse.com/1189882
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