Oracle Linux has been updated with multiple security enhancements, featuring a kernel bug fix for the unbreakable Enterprise kernel, as well as security updates for .NET 9.0 and .NET 8.0:

ELBA-2025-20056 Oracle Linux 9 Unbreakable Enterprise kernel bug fix update
ELBA-2025-20056 Oracle Linux 9 Unbreakable Enterprise kernel bug fix update
ELSA-2025-0382 Important: Oracle Linux 8 .NET 9.0 security update
ELSA-2025-0381 Important: Oracle Linux 8 .NET 8.0 security update
ELBA-2025-20056 Oracle Linux 8 Unbreakable Enterprise kernel bug fix update

ELBA-2025-20056 Oracle Linux 9 Unbreakable Enterprise kernel bug fix update

Oracle Linux Bug Fix Advisory ELBA-2025-20056

http://linux.oracle.com/errata/ELBA-2025-20056.html

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

x86_64:
bpftool-5.15.0-304.171.4.1.el9uek.x86_64.rpm
kernel-uek-5.15.0-304.171.4.1.el9uek.x86_64.rpm
kernel-uek-core-5.15.0-304.171.4.1.el9uek.x86_64.rpm
kernel-uek-debug-5.15.0-304.171.4.1.el9uek.x86_64.rpm
kernel-uek-debug-core-5.15.0-304.171.4.1.el9uek.x86_64.rpm
kernel-uek-debug-devel-5.15.0-304.171.4.1.el9uek.x86_64.rpm
kernel-uek-debug-modules-5.15.0-304.171.4.1.el9uek.x86_64.rpm
kernel-uek-debug-modules-extra-5.15.0-304.171.4.1.el9uek.x86_64.rpm
kernel-uek-devel-5.15.0-304.171.4.1.el9uek.x86_64.rpm
kernel-uek-doc-5.15.0-304.171.4.1.el9uek.noarch.rpm
kernel-uek-modules-5.15.0-304.171.4.1.el9uek.x86_64.rpm
kernel-uek-modules-extra-5.15.0-304.171.4.1.el9uek.x86_64.rpm
kernel-uek-container-5.15.0-304.171.4.1.el9uek.x86_64.rpm
kernel-uek-container-debug-5.15.0-304.171.4.1.el9uek.x86_64.rpm

SRPMS:
http://oss.oracle.com/ol9/SRPMS-updates//kernel-uek-5.15.0-304.171.4.1.el9uek.src.rpm

Description of changes:

[5.15.0-304.171.4.1.el9uek]
- NFS/pnfs: Fix a live lock between recalled layouts and layoutget (Trond Myklebust) [Orabug: 37487056]
- NFSv4/pNFS: Do layout state recovery upon reboot (Trond Myklebust) [Orabug: 37487056]
- NFSv4/pNFS: Remove redundant call to unhash the layout (Trond Myklebust) [Orabug: 37487056]
- NFSv4/pnfs: Give nfs4_proc_layoutreturn() a flags argument (Trond Myklebust) [Orabug: 37487056]
- NFSv4/pNFS: Retry the layout return later in case of a timeout or reboot (Trond Myklebust) [Orabug: 37487056]
- NFSv4/pNFS: Handle server reboots in pnfs_poc_release() (Trond Myklebust) [Orabug: 37487056]
- NFSv4/pNFS: Add a helper to defer failed layoutreturn calls (Trond Myklebust) [Orabug: 37487056]
- NFSv4/pnfs: Add support for the PNFS_LAYOUT_FILE_BULK_RETURN flag (Trond Myklebust) [Orabug: 37487056]
- pNFS: Add a flag argument to pnfs_destroy_layouts_byclid() (Trond Myklebust) [Orabug: 37487056]
- NFSv4: Clean up encode_nfs4_stateid() (Trond Myklebust) [Orabug: 37487056]
- NFSv4.1: constify the stateid argument in nfs41_test_stateid() (Trond Myklebust) [Orabug: 37487056]
- NFSv4/pnfs: Remove redundant list check (Trond Myklebust) [Orabug: 37487056]
- NFS: nfs_async_write_reschedule_io must not recurse into the writeback code (Trond Myklebust) [Orabug: 37487056]

ELBA-2025-20056 Oracle Linux 9 Unbreakable Enterprise kernel bug fix update

Oracle Linux Bug Fix Advisory ELBA-2025-20056

http://linux.oracle.com/errata/ELBA-2025-20056.html

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

aarch64:
bpftool-5.15.0-304.171.4.1.el9uek.aarch64.rpm
kernel-uek-5.15.0-304.171.4.1.el9uek.aarch64.rpm
kernel-uek-container-5.15.0-304.171.4.1.el9uek.aarch64.rpm
kernel-uek-container-debug-5.15.0-304.171.4.1.el9uek.aarch64.rpm
kernel-uek-core-5.15.0-304.171.4.1.el9uek.aarch64.rpm
kernel-uek-debug-5.15.0-304.171.4.1.el9uek.aarch64.rpm
kernel-uek-debug-core-5.15.0-304.171.4.1.el9uek.aarch64.rpm
kernel-uek-debug-devel-5.15.0-304.171.4.1.el9uek.aarch64.rpm
kernel-uek-debug-modules-5.15.0-304.171.4.1.el9uek.aarch64.rpm
kernel-uek-debug-modules-extra-5.15.0-304.171.4.1.el9uek.aarch64.rpm
kernel-uek-devel-5.15.0-304.171.4.1.el9uek.aarch64.rpm
kernel-uek-doc-5.15.0-304.171.4.1.el9uek.noarch.rpm
kernel-uek-modules-5.15.0-304.171.4.1.el9uek.aarch64.rpm
kernel-uek-modules-extra-5.15.0-304.171.4.1.el9uek.aarch64.rpm

SRPMS:
http://oss.oracle.com/ol9/SRPMS-updates//kernel-uek-5.15.0-304.171.4.1.el9uek.src.rpm

Description of changes:

[5.15.0-304.171.4.1.el9uek]
- NFS/pnfs: Fix a live lock between recalled layouts and layoutget (Trond Myklebust) [Orabug: 37487056]
- NFSv4/pNFS: Do layout state recovery upon reboot (Trond Myklebust) [Orabug: 37487056]
- NFSv4/pNFS: Remove redundant call to unhash the layout (Trond Myklebust) [Orabug: 37487056]
- NFSv4/pnfs: Give nfs4_proc_layoutreturn() a flags argument (Trond Myklebust) [Orabug: 37487056]
- NFSv4/pNFS: Retry the layout return later in case of a timeout or reboot (Trond Myklebust) [Orabug: 37487056]
- NFSv4/pNFS: Handle server reboots in pnfs_poc_release() (Trond Myklebust) [Orabug: 37487056]
- NFSv4/pNFS: Add a helper to defer failed layoutreturn calls (Trond Myklebust) [Orabug: 37487056]
- NFSv4/pnfs: Add support for the PNFS_LAYOUT_FILE_BULK_RETURN flag (Trond Myklebust) [Orabug: 37487056]
- pNFS: Add a flag argument to pnfs_destroy_layouts_byclid() (Trond Myklebust) [Orabug: 37487056]
- NFSv4: Clean up encode_nfs4_stateid() (Trond Myklebust) [Orabug: 37487056]
- NFSv4.1: constify the stateid argument in nfs41_test_stateid() (Trond Myklebust) [Orabug: 37487056]
- NFSv4/pnfs: Remove redundant list check (Trond Myklebust) [Orabug: 37487056]
- NFS: nfs_async_write_reschedule_io must not recurse into the writeback code (Trond Myklebust) [Orabug: 37487056]

ELSA-2025-0382 Important: Oracle Linux 8 .NET 9.0 security update

Oracle Linux Security Advisory ELSA-2025-0382

http://linux.oracle.com/errata/ELSA-2025-0382.html

The following updated rpms for Oracle Linux 8 have been uploaded to the Unbreakable Linux Network:

x86_64:
aspnetcore-runtime-9.0-9.0.1-1.0.1.el8_10.x86_64.rpm
aspnetcore-runtime-dbg-9.0-9.0.1-1.0.1.el8_10.x86_64.rpm
aspnetcore-targeting-pack-9.0-9.0.1-1.0.1.el8_10.x86_64.rpm
dotnet-9.0.102-1.0.1.el8_10.x86_64.rpm
dotnet-apphost-pack-9.0-9.0.1-1.0.1.el8_10.x86_64.rpm
dotnet-host-9.0.1-1.0.1.el8_10.x86_64.rpm
dotnet-hostfxr-9.0-9.0.1-1.0.1.el8_10.x86_64.rpm
dotnet-runtime-9.0-9.0.1-1.0.1.el8_10.x86_64.rpm
dotnet-runtime-dbg-9.0-9.0.1-1.0.1.el8_10.x86_64.rpm
dotnet-sdk-9.0-9.0.102-1.0.1.el8_10.x86_64.rpm
dotnet-sdk-aot-9.0-9.0.102-1.0.1.el8_10.x86_64.rpm
dotnet-sdk-dbg-9.0-9.0.102-1.0.1.el8_10.x86_64.rpm
dotnet-targeting-pack-9.0-9.0.1-1.0.1.el8_10.x86_64.rpm
dotnet-templates-9.0-9.0.102-1.0.1.el8_10.x86_64.rpm
netstandard-targeting-pack-2.1-9.0.102-1.0.1.el8_10.x86_64.rpm
dotnet-sdk-9.0-source-built-artifacts-9.0.102-1.0.1.el8_10.x86_64.rpm

aarch64:
aspnetcore-runtime-9.0-9.0.1-1.0.1.el8_10.aarch64.rpm
aspnetcore-runtime-dbg-9.0-9.0.1-1.0.1.el8_10.aarch64.rpm
aspnetcore-targeting-pack-9.0-9.0.1-1.0.1.el8_10.aarch64.rpm
dotnet-9.0.102-1.0.1.el8_10.aarch64.rpm
dotnet-apphost-pack-9.0-9.0.1-1.0.1.el8_10.aarch64.rpm
dotnet-host-9.0.1-1.0.1.el8_10.aarch64.rpm
dotnet-hostfxr-9.0-9.0.1-1.0.1.el8_10.aarch64.rpm
dotnet-runtime-9.0-9.0.1-1.0.1.el8_10.aarch64.rpm
dotnet-runtime-dbg-9.0-9.0.1-1.0.1.el8_10.aarch64.rpm
dotnet-sdk-9.0-9.0.102-1.0.1.el8_10.aarch64.rpm
dotnet-sdk-aot-9.0-9.0.102-1.0.1.el8_10.aarch64.rpm
dotnet-sdk-dbg-9.0-9.0.102-1.0.1.el8_10.aarch64.rpm
dotnet-targeting-pack-9.0-9.0.1-1.0.1.el8_10.aarch64.rpm
dotnet-templates-9.0-9.0.102-1.0.1.el8_10.aarch64.rpm
netstandard-targeting-pack-2.1-9.0.102-1.0.1.el8_10.aarch64.rpm
dotnet-sdk-9.0-source-built-artifacts-9.0.102-1.0.1.el8_10.aarch64.rpm

SRPMS:
http://oss.oracle.com/ol8/SRPMS-updates//dotnet9.0-9.0.102-1.0.1.el8_10.src.rpm

Related CVEs:

CVE-2025-21171
CVE-2025-21172
CVE-2025-21173
CVE-2025-21176

Description of changes:

[9.0.102-1.0.1]
- Add support for Oracle Linux

[9.0.102-1]
- Update to .NET SDK 9.0.102 and Runtime 9.0.1
- Resolves: RHEL-71551

ELSA-2025-0381 Important: Oracle Linux 8 .NET 8.0 security update

Oracle Linux Security Advisory ELSA-2025-0381

http://linux.oracle.com/errata/ELSA-2025-0381.html

The following updated rpms for Oracle Linux 8 have been uploaded to the Unbreakable Linux Network:

x86_64:
aspnetcore-runtime-8.0-8.0.12-1.0.1.el8_10.x86_64.rpm
aspnetcore-runtime-dbg-8.0-8.0.12-1.0.1.el8_10.x86_64.rpm
aspnetcore-targeting-pack-8.0-8.0.12-1.0.1.el8_10.x86_64.rpm
dotnet-apphost-pack-8.0-8.0.12-1.0.1.el8_10.x86_64.rpm
dotnet-hostfxr-8.0-8.0.12-1.0.1.el8_10.x86_64.rpm
dotnet-runtime-8.0-8.0.12-1.0.1.el8_10.x86_64.rpm
dotnet-runtime-dbg-8.0-8.0.12-1.0.1.el8_10.x86_64.rpm
dotnet-sdk-8.0-8.0.112-1.0.1.el8_10.x86_64.rpm
dotnet-sdk-dbg-8.0-8.0.112-1.0.1.el8_10.x86_64.rpm
dotnet-targeting-pack-8.0-8.0.12-1.0.1.el8_10.x86_64.rpm
dotnet-templates-8.0-8.0.112-1.0.1.el8_10.x86_64.rpm
dotnet-sdk-8.0-source-built-artifacts-8.0.112-1.0.1.el8_10.x86_64.rpm

aarch64:
aspnetcore-runtime-8.0-8.0.12-1.0.1.el8_10.aarch64.rpm
aspnetcore-runtime-dbg-8.0-8.0.12-1.0.1.el8_10.aarch64.rpm
aspnetcore-targeting-pack-8.0-8.0.12-1.0.1.el8_10.aarch64.rpm
dotnet-apphost-pack-8.0-8.0.12-1.0.1.el8_10.aarch64.rpm
dotnet-hostfxr-8.0-8.0.12-1.0.1.el8_10.aarch64.rpm
dotnet-runtime-8.0-8.0.12-1.0.1.el8_10.aarch64.rpm
dotnet-runtime-dbg-8.0-8.0.12-1.0.1.el8_10.aarch64.rpm
dotnet-sdk-8.0-8.0.112-1.0.1.el8_10.aarch64.rpm
dotnet-sdk-dbg-8.0-8.0.112-1.0.1.el8_10.aarch64.rpm
dotnet-targeting-pack-8.0-8.0.12-1.0.1.el8_10.aarch64.rpm
dotnet-templates-8.0-8.0.112-1.0.1.el8_10.aarch64.rpm
dotnet-sdk-8.0-source-built-artifacts-8.0.112-1.0.1.el8_10.aarch64.rpm

SRPMS:
http://oss.oracle.com/ol8/SRPMS-updates//dotnet8.0-8.0.112-1.0.1.el8_10.src.rpm

Related CVEs:

CVE-2025-21172
CVE-2025-21173
CVE-2025-21176

Description of changes:

[8.0.112-1.0.1]
- Add support for Oracle Linux

[8.0.112-1]
- Update to .NET SDK 8.0.112 and Runtime 8.0.12
- Resolves: RHEL-71554

ELBA-2025-20056 Oracle Linux 8 Unbreakable Enterprise kernel bug fix update

Oracle Linux Bug Fix Advisory ELBA-2025-20056

http://linux.oracle.com/errata/ELBA-2025-20056.html

The following updated rpms for Oracle Linux 8 have been uploaded to the Unbreakable Linux Network:

x86_64:
bpftool-5.15.0-304.171.4.1.el8uek.x86_64.rpm
kernel-uek-5.15.0-304.171.4.1.el8uek.x86_64.rpm
kernel-uek-core-5.15.0-304.171.4.1.el8uek.x86_64.rpm
kernel-uek-debug-5.15.0-304.171.4.1.el8uek.x86_64.rpm
kernel-uek-debug-core-5.15.0-304.171.4.1.el8uek.x86_64.rpm
kernel-uek-debug-devel-5.15.0-304.171.4.1.el8uek.x86_64.rpm
kernel-uek-debug-modules-5.15.0-304.171.4.1.el8uek.x86_64.rpm
kernel-uek-debug-modules-extra-5.15.0-304.171.4.1.el8uek.x86_64.rpm
kernel-uek-devel-5.15.0-304.171.4.1.el8uek.x86_64.rpm
kernel-uek-doc-5.15.0-304.171.4.1.el8uek.noarch.rpm
kernel-uek-modules-5.15.0-304.171.4.1.el8uek.x86_64.rpm
kernel-uek-modules-extra-5.15.0-304.171.4.1.el8uek.x86_64.rpm
kernel-uek-container-5.15.0-304.171.4.1.el8uek.x86_64.rpm
kernel-uek-container-debug-5.15.0-304.171.4.1.el8uek.x86_64.rpm

aarch64:
bpftool-5.15.0-304.171.4.1.el8uek.aarch64.rpm
kernel-uek-5.15.0-304.171.4.1.el8uek.aarch64.rpm
kernel-uek-core-5.15.0-304.171.4.1.el8uek.aarch64.rpm
kernel-uek-debug-5.15.0-304.171.4.1.el8uek.aarch64.rpm
kernel-uek-debug-core-5.15.0-304.171.4.1.el8uek.aarch64.rpm
kernel-uek-debug-devel-5.15.0-304.171.4.1.el8uek.aarch64.rpm
kernel-uek-debug-modules-5.15.0-304.171.4.1.el8uek.aarch64.rpm
kernel-uek-debug-modules-extra-5.15.0-304.171.4.1.el8uek.aarch64.rpm
kernel-uek-devel-5.15.0-304.171.4.1.el8uek.aarch64.rpm
kernel-uek-doc-5.15.0-304.171.4.1.el8uek.noarch.rpm
kernel-uek-modules-5.15.0-304.171.4.1.el8uek.aarch64.rpm
kernel-uek-modules-extra-5.15.0-304.171.4.1.el8uek.aarch64.rpm
kernel-uek-container-5.15.0-304.171.4.1.el8uek.aarch64.rpm
kernel-uek-container-debug-5.15.0-304.171.4.1.el8uek.aarch64.rpm

SRPMS:
http://oss.oracle.com/ol8/SRPMS-updates//kernel-uek-5.15.0-304.171.4.1.el8uek.src.rpm

Description of changes:

[5.15.0-304.171.4.1.el8uek]
- NFS/pnfs: Fix a live lock between recalled layouts and layoutget (Trond Myklebust) [Orabug: 37487056]
- NFSv4/pNFS: Do layout state recovery upon reboot (Trond Myklebust) [Orabug: 37487056]
- NFSv4/pNFS: Remove redundant call to unhash the layout (Trond Myklebust) [Orabug: 37487056]
- NFSv4/pnfs: Give nfs4_proc_layoutreturn() a flags argument (Trond Myklebust) [Orabug: 37487056]
- NFSv4/pNFS: Retry the layout return later in case of a timeout or reboot (Trond Myklebust) [Orabug: 37487056]
- NFSv4/pNFS: Handle server reboots in pnfs_poc_release() (Trond Myklebust) [Orabug: 37487056]
- NFSv4/pNFS: Add a helper to defer failed layoutreturn calls (Trond Myklebust) [Orabug: 37487056]
- NFSv4/pnfs: Add support for the PNFS_LAYOUT_FILE_BULK_RETURN flag (Trond Myklebust) [Orabug: 37487056]
- pNFS: Add a flag argument to pnfs_destroy_layouts_byclid() (Trond Myklebust) [Orabug: 37487056]
- NFSv4: Clean up encode_nfs4_stateid() (Trond Myklebust) [Orabug: 37487056]
- NFSv4.1: constify the stateid argument in nfs41_test_stateid() (Trond Myklebust) [Orabug: 37487056]
- NFSv4/pnfs: Remove redundant list check (Trond Myklebust) [Orabug: 37487056]
- NFS: nfs_async_write_reschedule_io must not recurse into the writeback code (Trond Myklebust) [Orabug: 37487056]