OVMSA-2020-0033 - xen security update
| Type: | SECURITY |
| Impact: | IMPORTANT |
| Release Date: | 2020-08-11 |
Description
[4.4.4-222.0.24.el6]
- BUILDINFO: OVMF commit=173bf5c847e3ca8b42c11796ce048d8e2e916ff8
- BUILDINFO: xen commit=415026afe9cad5c31bbf5c7103ed624d6acacb22
- BUILDINFO: QEMU upstream commit=8bff6989bd0bafcc0ddf859c23ce6a2ff21a80ff
- BUILDINFO: QEMU traditional commit=6e676a4ba6bbd437a2a8dbfc3c6e591d920b013b
- BUILDINFO: IPXE commit=9a93db3f0947484e30e753bbd61a10b17336e20e
- BUILDINFO: SeaBIOS commit=7d9cbe613694924921ed1a6f8947d711c5832eee
- x86/ept: flush cache when modifying PTEs and sharing page tables (Roger Pau Monne) [Orabug: 31545450] {CVE-2020-15565}
- vtd: optimize CPU cache sync (Roger Pau Monne) [Orabug: 31545450] {CVE-2020-15565}
- CLFLUSHOPT and CLWB features are missing (Elena Ufimtseva) [Orabug: 31545450]
- x86/alternative: introduce alternative_2 (Roger Pau Monne) [Orabug: 31545450] {CVE-2020-15565}
- vtd: don't assume addresses are aligned in sync_cache (Roger Pau Monne) [Orabug: 31545450] {CVE-2020-15565}
- x86/iommu: introduce a cache sync hook (Roger Pau Monne) [Orabug: 31545450] {CVE-2020-15565}
- vtd: prune (and rename) cache flush functions (Roger Pau Monne) [Orabug: 31545450] {CVE-2020-15565}
- vtd: improve IOMMU TLB flush (Jan Beulich) [Orabug: 31545450] {CVE-2020-15565}
- x86/ept: atomically modify entries in ept_next_level (Roger Pau Monne) [Orabug: 31545484] {CVE-2020-15567}
- x86/EPT: ept_set_middle_entry() related adjustments (Jan Beulich) [Orabug: 31545484] {CVE-2020-15567}
Related CVEs
Updated Packages
| Release/Architecture | Filename | sha256 | Superseded By Advisory | Channel Label |
|
| Oracle VM 3.4 (x86_64) | xen-4.4.4-222.0.24.el6.src.rpm | d3853b9368b3d426072c8ae102554bd8958c8ccf59a31ca56a44eb1d01b334c8 | OVMBA-2024-0012 | ovm34_x86_64_latest |
| xen-4.4.4-222.0.24.el6.x86_64.rpm | 8adfc10ba864f1206546c4691e9b17d808a9603bc608bee5bde88c8a93ed4964 | OVMBA-2024-0012 | ovm34_x86_64_latest |
| xen-tools-4.4.4-222.0.24.el6.x86_64.rpm | da174684110539c7325f09cb8a9f0205182cef57e6071b26892d37abfa5708f1 | OVMBA-2024-0012 | ovm34_x86_64_latest |
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