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SUSE: Security Advisory (SUSE-SU-2021:2922-1)

Information

Severity

Severity

Medium

Family

Family

SuSE Local Security Checks

CVSSv2 Base

CVSSv2 Base

5.6

CVSSv2 Vector

CVSSv2 Vector

AV:L/AC:L/Au:N/C:P/I:N/A:C

Solution Type

Solution Type

Vendor Patch

Created

Created

2 years ago

Modified

Modified

2 years ago

Summary

The remote host is missing an update for the 'xen' package(s) announced via the SUSE-SU-2021:2922-1 advisory.

Insight

Insight

This update for xen fixes the following issues: Update to Xen 4.13.3 general bug fix release (bsc#1027519). 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-2021-28694,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). 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 align (bsc#1185682) Fixed shell macro expansion in the spec file, so that ExecStart= in xendomains-wait-disks.service is created correctly (bsc#1183877) Upstream bug fixes (bsc#1027519) Fixed Xen SLES11SP4 guest hangs on cluster (bsc#1188050). xl monitoring process exits during xl save -p<pipe>-c keep the monitoring process running to cleanup the domU during shutdown (bsc#1176189). Dom0 hangs when pinning CPUs for dom0 with HVM guest (bsc#1179246). Prevent superpage allocation in the LAPIC and ACPI_INFO range (bsc#1189882).

Affected Software

Affected Software

'xen' package(s) on SUSE Linux Enterprise Module for Basesystem 15-SP2, SUSE Linux Enterprise Module for Server Applications 15-SP2, SUSE MicroOS 5.0.

Detection Method

Detection Method

Checks if a vulnerable package version is present on the target host.

Solution

Solution

Please install the updated package(s).