Publishing details

• Superseded on 2022-07-12 by linux-gcp-5.4 - 5.4.0-1083.91~18.04.1
• Published on 2022-06-15
• Copied from Canonical Kernel Security Proposed by Andy Whitcroft
• Originally uploaded to ubuntu bionic in Canonical Kernel Security PPA

Changelog

linux-gcp-5.4 (5.4.0-1080.87~18.04.1) bionic; urgency=medium

  [ Ubuntu: 5.4.0-1080.87 ]

  * CVE-2022-21123 // CVE-2022-21125 // CVE-2022-21166
    - cpu/speculation: Add prototype for cpu_show_srbds()
    - x86/cpu: Add Jasper Lake to Intel family
    - x86/cpu: Add Lakefield, Alder Lake and Rocket Lake models to the to Intel
      CPU family
    - x86/cpu: Add another Alder Lake CPU to the Intel family
    - Documentation: Add documentation for Processor MMIO Stale Data
    - x86/speculation/mmio: Enumerate Processor MMIO Stale Data bug
    - x86/speculation: Add a common function for MD_CLEAR mitigation update
    - x86/speculation/mmio: Add mitigation for Processor MMIO Stale Data
    - x86/bugs: Group MDS, TAA & Processor MMIO Stale Data mitigations
    - x86/speculation/mmio: Enable CPU Fill buffer clearing on idle
    - x86/speculation/mmio: Add sysfs reporting for Processor MMIO Stale Data
    - x86/speculation/srbds: Update SRBDS mitigation selection
    - x86/speculation/mmio: Reuse SRBDS mitigation for SBDS
    - KVM: x86/speculation: Disable Fill buffer clear within guests
    - x86/speculation/mmio: Print SMT warning

 -- Thadeu Lima de Souza Cascardo <email address hidden>  Fri, 10 Jun 2022 12:11:02 -0300

Builds

• amd64
• arm64

Built packages

• linux-buildinfo-5.4.0-1080-gcp Linux kernel buildinfo for version 5.4.0 on 64 bit x86 SMP

• linux-gcp-5.4-headers-5.4.0-1080 Header files related to Linux kernel version 5.4.0

• linux-gcp-5.4-tools-5.4.0-1080 Linux kernel version specific tools for version 5.4.0-1080

• linux-headers-5.4.0-1080-gcp Linux kernel headers for version 5.4.0 on 64 bit x86 SMP

• linux-image-unsigned-5.4.0-1080-gcp Linux kernel image for version 5.4.0 on 64 bit x86 SMP

• linux-image-unsigned-5.4.0-1080-gcp-dbgsym Linux kernel debug image for version 5.4.0 on 64 bit x86 SMP

• linux-modules-5.4.0-1080-gcp Linux kernel extra modules for version 5.4.0 on 64 bit x86 SMP

• linux-modules-extra-5.4.0-1080-gcp Linux kernel extra modules for version 5.4.0 on 64 bit x86 SMP

• linux-tools-5.4.0-1080-gcp Linux kernel version specific tools for version 5.4.0-1080

Package files

• linux-buildinfo-5.4.0-1080-gcp_5.4.0-1080.87~18.04.1_amd64.deb (398.0 KiB)
• linux-buildinfo-5.4.0-1080-gcp_5.4.0-1080.87~18.04.1_arm64.deb (400.5 KiB)
• linux-gcp-5.4-headers-5.4.0-1080_5.4.0-1080.87~18.04.1_amd64.deb (10.5 MiB)
• linux-gcp-5.4-headers-5.4.0-1080_5.4.0-1080.87~18.04.1_arm64.deb (10.5 MiB)
• linux-gcp-5.4-tools-5.4.0-1080_5.4.0-1080.87~18.04.1_amd64.deb (4.6 MiB)
• linux-gcp-5.4-tools-5.4.0-1080_5.4.0-1080.87~18.04.1_arm64.deb (4.1 MiB)
• linux-gcp-5.4_5.4.0-1080.87~18.04.1.diff.gz (11.7 MiB)
• linux-gcp-5.4_5.4.0-1080.87~18.04.1.dsc (3.6 KiB)
• linux-gcp-5.4_5.4.0.orig.tar.gz (162.4 MiB)
• linux-headers-5.4.0-1080-gcp_5.4.0-1080.87~18.04.1_amd64.deb (1.3 MiB)
• linux-headers-5.4.0-1080-gcp_5.4.0-1080.87~18.04.1_arm64.deb (959.8 KiB)
• linux-image-unsigned-5.4.0-1080-gcp-dbgsym_5.4.0-1080.87~18.04.1_amd64.ddeb (879.0 MiB)
• linux-image-unsigned-5.4.0-1080-gcp-dbgsym_5.4.0-1080.87~18.04.1_arm64.ddeb (818.5 MiB)
• linux-image-unsigned-5.4.0-1080-gcp_5.4.0-1080.87~18.04.1_amd64.deb (10.3 MiB)
• linux-image-unsigned-5.4.0-1080-gcp_5.4.0-1080.87~18.04.1_arm64.deb (11.9 MiB)
• linux-modules-5.4.0-1080-gcp_5.4.0-1080.87~18.04.1_amd64.deb (13.6 MiB)
• linux-modules-5.4.0-1080-gcp_5.4.0-1080.87~18.04.1_arm64.deb (13.3 MiB)
• linux-modules-extra-5.4.0-1080-gcp_5.4.0-1080.87~18.04.1_amd64.deb (37.2 MiB)
• linux-modules-extra-5.4.0-1080-gcp_5.4.0-1080.87~18.04.1_arm64.deb (39.3 MiB)
• linux-tools-5.4.0-1080-gcp_5.4.0-1080.87~18.04.1_amd64.deb (1.9 KiB)
• linux-tools-5.4.0-1080-gcp_5.4.0-1080.87~18.04.1_arm64.deb (1.9 KiB)