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SUSE-SU-2021:2925-1 Not scored

Security update for xen

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-2021-28694,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) - 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).

Exploit probability Not scored
Published September 2, 2021
Required by Not available
Last source change February 4, 2026

02 / AFFECTED SOFTWARE

Affected packages

SUSE:Enterprise Storage 6 xen
SUSE:Linux Enterprise High Performance Computing 15 SP1-ESPOS xen
SUSE:Linux Enterprise High Performance Computing 15 SP1-LTSS xen
SUSE:Linux Enterprise Server 15 SP1-BCL xen
SUSE:Linux Enterprise Server 15 SP1-LTSS xen
SUSE:Linux Enterprise Server for SAP Applications 15 SP1 xen
SUSE:Manager Proxy 4.0 xen
SUSE:Manager Retail Branch Server 4.0 xen
SUSE:Manager Server 4.0 xen

03 / CONNECTIONS

Connected vulnerabilities

04 / EVIDENCE

Source records

Open Source Vulnerabilities SUSE-SU-2021:2925-1

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-2021-28694,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) - 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).

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05 / REFERENCES

Further evidence