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April 14, 2025
cos-121-18867-0-94
| Kernel | Docker | Containerd | GPU Drivers |
| COS-6.6.74 | v27.5.1 | v2.0.4 | See List |
Updated app-containers/containerd to v2.0.4.
Modified toolbox to use unified cgroup hierarchy mode, when possible, instead of hybrid mode.
Fixed EINTR error in app-container/cni-plugins.
Upgraded sys-apps/diffutils to v3.11-r2.
Fixed CVE-2024-58083 in the Linux kernel.
Fixed CVE-2025-21999 in the Linux kernel.
Fixed CVE-2025-21887 in the Linux kernel.
Fixed CVE-2025-21867 in the Linux kernel.
Fixed CVE-2024-58070 in the Linux kernel.
Fixed CVE-2025-21853 in the Linux kernel.
Fixed CVE-2025-21853 in the Linux kernel.
Fixed CVE-2025-21763 in the Linux kernel.
Fixed CVE-2025-21762 in the Linux kernel.
Fixed CVE-2025-21764 in the Linux kernel.
Fixed CVE-2025-21759 in the Linux kernel.
Fixed CVE-2025-21760 in the Linux kernel.
Fixed CVE-2025-21726 in the Linux kernel.
Fixed CVE-2025-21796 in the Linux kernel.
Fixed CVE-2024-50138 in the Linux kernel.
Fixed KCTF-0c3057a in the Linux kernel.
Fixed CVE-2024-57979 in the Linux kernel.
Fixed CVE-2025-21727 in the Linux kernel.
Fixed CVE-2025-21812 in the Linux kernel.
Runtime sysctl changes:
- Changed: fs.file-max: 811827 -> 811714
March 31, 2025
cos-beta-121-18867-0-75
| Kernel | Docker | Containerd | GPU Drivers |
| COS-6.6.74 | v27.5.1 | v2.0.2 | See List |
Updated dev-libs/expat to v2.7.0. This fixes CVE-2024-8176.
Fixed CVE-2024-57977 in the Linux kernel.
Fixed CVE-2024-57977 in the Linux kernel.
Runtime sysctl changes:
- Changed: fs.file-max: 811789 -> 811827
March 24, 2025
cos-beta-121-18867-0-73
| Kernel | Docker | Containerd | GPU Drivers |
| COS-6.6.74 | v27.5.1 | v2.0.2 | See List |
Fixed an issue that resulted in missing grub boot measurements in some machine configurations.
Updated Python to v3.11.
Added support for NVIDIA GB200 GPU with 570.124.06 GPU driver. This driver version has been assigned the latest, default, and R570 tags for this GPU type.
Added support for the Lustre 2.14.0 client drivers.
Added support for NVIDIA 570.124.06 GPU driver. Updated the LATEST GPU driver label to version 570.124.06 for all GPU devices. Updated the DEFAULT GPU driver label to version 570.124.06 for NVIDIA_B200 and NVIDIA_H200 GPU devices.
Upgraded app-admin/node-problem-detector to v0.8.20.
Updated app-admin/awscli to v1.38.4.
Updated dev-python/s3transfer to v0.11.4.
Updated dev-python/botocore to v1.37.9.
Updated dev-python/python-dateutil to v2.9.0.
Upgraded sys-apps/which to v2.23.
Upgraded sys-apps/pv to v1.9.31.
Fixed a race condition that could cause a kernel panic.
Fixed CVE-2024-58005 in the Linux kernel.
Fixed CVE-2024-57996 in the Linux kernel.
Fixed CVE-2024-57996 in the Linux kernel.
Fixed CVE-2024-57996 in the Linux kernel.
Fixed KCTF-647cef2 in the Linux kernel.
Fixed CVE-2025-21785 in the Linux kernel.
Fixed CVE-2025-21716 in the Linux kernel.
Fixed CVE-2025-21857 in the Linux kernel.
Fixed CVE-2024-58088 in the Linux kernel.
Fixed CVE-2025-21844 in the Linux kernel.
Fixed CVE-2025-21779 in the Linux kernel.
Fixed CVE-2025-21854 in the Linux kernel.
Fixed CVE-2025-21846 in the Linux kernel.
Fixed CVE-2025-21864 in the Linux kernel.
Fixed CVE-2025-21858 in the Linux kernel.
Fixed CVE-2025-21791 in the Linux kernel.
Fixed CVE-2025-21863 in the Linux kernel.
Runtime sysctl changes:
- Changed: fs.file-max: 811701 -> 811789
March 17, 2025
cos-beta-121-18867-0-53
| Kernel | Docker | Containerd | GPU Drivers |
| COS-6.6.74 | v27.5.1 | v2.0.2 | See List |
Upgraded app-containers/docker to v27.5.1, Upgraded app-containers/docker-test to v27.5.1, Upgraded app-containers/docker-cli to v27.5.1.
Added support for iRDMA devices.
Applied Intel patches to add iRDMA support in the Linux kernel.
Updated cos-gpu-installer to v2.4.8: Add the -skip-nvidia-smi flag to disable the execution of nvidia-smi verification during gpu driver installation.
Disabled martian logging for ConnectX-7 network cards. These cards only communicate locally, but martian logging during communications with the host can lead to a race condition which causes GID table construction to sometimes fail.
Upgraded net-misc/socat to v1.8.0.3.
Upgraded dev-go/crypto to v0.35.0. This fixes CVE-2025-22869.
Upgraded dev-go/oauth2 to v0.27.0. This fixes CVE-2025-22868.
Upgraded net-misc/openssh to version 9.9_p2. This fixed CVE-2025-26465 and CVE-2025-26466.
Upgraded sys-libs/binutils-libs to 2.44-r1. This fixes CVE-2024-53589.
Upgraded net-misc/wget to version 1.25.0. This fixes CVE-2024-10524.
Upgraded dev-libs/libxml2 to version 1.12.10. This fixes CVE-2025-27113.
Fixed CVE-2024-58017 in the Linux kernel.
Fixed CVE-2025-21745 in the Linux kernel.
Fixed CVE-2025-21814 in the Linux kernel.
Fixed CVE-2024-50017 in the Linux kernel.
Fixed CVE-2024-50146 in the Linux kernel.
Fixed CVE-2024-50304 in the Linux kernel.
Fixed KCTF-8802766 in the Linux kernel.
Fixed KCTF-fcdd224 in the Linux kernel.
Fixed CVE-2024-56549 in the Linux kernel.
Fixed KCTF-638ba50 in the Linux kernel.
Fixed CVE-2024-50014 in the Linux kernel.
Fixed CVE-2024-49994 in the Linux kernel.
Fixed CVE-2025-21690 in the Linux kernel.
Runtime sysctl changes:
- Changed: fs.file-max: 811788 -> 811701
- Deleted: net.bridge.bridge-nf-call-arptables: 1
- Deleted: net.bridge.bridge-nf-call-ip6tables: 1
- Deleted: net.bridge.bridge-nf-call-iptables: 1
- Deleted: net.bridge.bridge-nf-filter-pppoe-tagged: 0
- Deleted: net.bridge.bridge-nf-filter-vlan-tagged: 0
- Deleted: net.bridge.bridge-nf-pass-vlan-input-dev: 0
March 05, 2025
cos-beta-121-18867-0-24
| Kernel | Docker | Containerd | GPU Drivers |
| COS-6.6.74 | v25.0.7 | v2.0.2 | See List |
Updates to Major Packages:
Upgraded app-admin/google-osconfig-agent to v20250121.00-r1.
Upgraded app-containers/cri-tools to v1.31.1-r1.
Upgraded app-containers/docker to v25.0.7.
Upgraded app-containers/runc to v1.2.4-r1.
Upgraded net-misc/openssh to v9.9_p1.
Upgraded app-admin/fluent-bit to v3.2.5-r1.
Upgraded app-containers/containerd to v2.0.2-r1.
Upgraded app-emulation/cloud-init to v24.4.1-r1.
Upgraded app-admin/google-guest-agent to v20250204.02-r1.
Upgraded app-admin/oslogin to 20241216.00-r1.
Upgraded app-containers/cni-plugins to v1.6.2-r1.
New Features and Changes in the Linux Kernel:
Removed the capability to change the kernel's preemption model on the kernel command line.
Added support for nftables flow offload and the flowtable infrastructure.
New Features and Changes in the Image:
Removed support for R550, R560, and R565 Nvidia drivers.
Updates to Minor Packages:
Removed dev-libs/confuse.
Removed sys-libs/libsepol.
Removed dev-go/protobuf.
Removed chromeos-base/chromeos-ec-headers.
Removed sys-libs/libselinux.
Removed dev-go/protobuf-legacy-api.
Removed sys-libs/gdbm.
Removed dev-go/appengine.
Removed dev-python/more-itertools.
Removed dev-python/typing-extensions.
Removed dev-python/webcolors.
Removed dev-python/ordered-set.
Removed dev-python/platformdirs.
Removed dev-python/trove-classifiers.
Removed dev-python/tomli.
Removed dev-python/jaraco-context.
Removed dev-python/autocommand.
Removed dev-python/zipp.
Removed dev-python/zope-interface.
Removed dev-python/wheel.
Removed dev-python/jaraco-functools.
Removed dev-python/importlib_resources.
Removed dev-python/pydantic.
Removed dev-python/inflect.
Removed dev-python/jaraco-text.
Removed dev-libs/libusb.
Removed virtual/libusb.
Removed dev-embedded/libftdi.
Removed chromeos-base/dlcservice-client.
Removed chromeos-base/libec.
Removed dev-python/setuptools.
Removed dev-python/setuptools_scm.
Updated dev-libs/expat to v2.6.4.
Updated net-libs/libtirpc to v1.3.6.
Updated sys-libs/libcap to v2.71.
Updated chromeos-base/power_manager-client to v0.0.1-r2960.
Updated chromeos-base/chromeos-common-script to v0.0.1-r656.
Updated chromeos-base/debugd-client to v0.0.1-r2725.
Updated chromeos-base/session_manager-client to v0.0.1-r2816.
Updated sys-apps/diffutils to v3.11.
Updated net-dns/c-ares to v1.34.4.
Updated app-admin/extensions-manager to v0.0.1-r58.
Updated sys-apps/gentoo-functions to v1.7.3.
Updated sys-libs/libseccomp to v2.5.5-r2.
Updated chromeos-base/minijail to v18-r158.
Updated net-libs/libnetfilter_conntrack to v1.1.0.
Updated sys-apps/pv to v1.9.27.
Updated net-firewall/iptables to v1.8.10-r3.
Updated dev-db/sqlite to v3.47.2.
Updated dev-libs/nss to v3.107.
Updated dev-go/oauth2 to v0.23.0-r1.
Updated sys-fs/xfsprogs to v6.9.0.
Updated dev-python/chardet to v3.0.4-r2.
Updated net-misc/curl to v8.11.1-r2.
Updated app-admin/sudo to v1.9.16_p2-r1.
Updated sys-apps/flashrom to v0.9.9-r1626.
Updated chromeos-base/shill-client to v0.0.1-r4812.
Updated chromeos-base/update_engine-client to v0.0.1-r2469.
Updated chromeos-base/update_engine to v0.0.3-r4806.
Updated chromeos-base/crash-reporter to v0.0.1-r4257.