[El-errata] ELSA-2026-18748 Moderate: Oracle Linux 9 libvirt security update

[Errata Announcements for Oracle Linux]

Oracle Linux Security Advisory ELSA-2026-18748

http://linux.oracle.com/errata/ELSA-2026-18748.html

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

x86_64:
libvirt-11.10.0-12.3.0.1.el9_8.x86_64.rpm
libvirt-client-11.10.0-12.3.0.1.el9_8.x86_64.rpm
libvirt-client-qemu-11.10.0-12.3.0.1.el9_8.x86_64.rpm
libvirt-daemon-11.10.0-12.3.0.1.el9_8.x86_64.rpm
libvirt-daemon-common-11.10.0-12.3.0.1.el9_8.x86_64.rpm
libvirt-daemon-config-network-11.10.0-12.3.0.1.el9_8.x86_64.rpm
libvirt-daemon-config-nwfilter-11.10.0-12.3.0.1.el9_8.x86_64.rpm
libvirt-daemon-driver-interface-11.10.0-12.3.0.1.el9_8.x86_64.rpm
libvirt-daemon-driver-network-11.10.0-12.3.0.1.el9_8.x86_64.rpm
libvirt-daemon-driver-nodedev-11.10.0-12.3.0.1.el9_8.x86_64.rpm
libvirt-daemon-driver-nwfilter-11.10.0-12.3.0.1.el9_8.x86_64.rpm
libvirt-daemon-driver-qemu-11.10.0-12.3.0.1.el9_8.x86_64.rpm
libvirt-daemon-driver-secret-11.10.0-12.3.0.1.el9_8.x86_64.rpm
libvirt-daemon-driver-storage-11.10.0-12.3.0.1.el9_8.x86_64.rpm
libvirt-daemon-driver-storage-core-11.10.0-12.3.0.1.el9_8.x86_64.rpm
libvirt-daemon-driver-storage-disk-11.10.0-12.3.0.1.el9_8.x86_64.rpm
libvirt-daemon-driver-storage-iscsi-11.10.0-12.3.0.1.el9_8.x86_64.rpm
libvirt-daemon-driver-storage-logical-11.10.0-12.3.0.1.el9_8.x86_64.rpm
libvirt-daemon-driver-storage-mpath-11.10.0-12.3.0.1.el9_8.x86_64.rpm
libvirt-daemon-driver-storage-rbd-11.10.0-12.3.0.1.el9_8.x86_64.rpm
libvirt-daemon-driver-storage-scsi-11.10.0-12.3.0.1.el9_8.x86_64.rpm
libvirt-daemon-kvm-11.10.0-12.3.0.1.el9_8.x86_64.rpm
libvirt-daemon-lock-11.10.0-12.3.0.1.el9_8.x86_64.rpm
libvirt-daemon-log-11.10.0-12.3.0.1.el9_8.x86_64.rpm
libvirt-daemon-plugin-lockd-11.10.0-12.3.0.1.el9_8.x86_64.rpm
libvirt-daemon-plugin-sanlock-11.10.0-12.3.0.1.el9_8.x86_64.rpm
libvirt-daemon-proxy-11.10.0-12.3.0.1.el9_8.x86_64.rpm
libvirt-devel-11.10.0-12.3.0.1.el9_8.x86_64.rpm
libvirt-docs-11.10.0-12.3.0.1.el9_8.x86_64.rpm
libvirt-libs-11.10.0-12.3.0.1.el9_8.x86_64.rpm
libvirt-nss-11.10.0-12.3.0.1.el9_8.x86_64.rpm
libvirt-ssh-proxy-11.10.0-12.3.0.1.el9_8.x86_64.rpm

aarch64:
libvirt-11.10.0-12.3.0.1.el9_8.aarch64.rpm
libvirt-client-11.10.0-12.3.0.1.el9_8.aarch64.rpm
libvirt-client-qemu-11.10.0-12.3.0.1.el9_8.aarch64.rpm
libvirt-daemon-11.10.0-12.3.0.1.el9_8.aarch64.rpm
libvirt-daemon-common-11.10.0-12.3.0.1.el9_8.aarch64.rpm
libvirt-daemon-config-network-11.10.0-12.3.0.1.el9_8.aarch64.rpm
libvirt-daemon-config-nwfilter-11.10.0-12.3.0.1.el9_8.aarch64.rpm
libvirt-daemon-driver-interface-11.10.0-12.3.0.1.el9_8.aarch64.rpm
libvirt-daemon-driver-network-11.10.0-12.3.0.1.el9_8.aarch64.rpm
libvirt-daemon-driver-nodedev-11.10.0-12.3.0.1.el9_8.aarch64.rpm
libvirt-daemon-driver-nwfilter-11.10.0-12.3.0.1.el9_8.aarch64.rpm
libvirt-daemon-driver-qemu-11.10.0-12.3.0.1.el9_8.aarch64.rpm
libvirt-daemon-driver-secret-11.10.0-12.3.0.1.el9_8.aarch64.rpm
libvirt-daemon-driver-storage-11.10.0-12.3.0.1.el9_8.aarch64.rpm
libvirt-daemon-driver-storage-core-11.10.0-12.3.0.1.el9_8.aarch64.rpm
libvirt-daemon-driver-storage-disk-11.10.0-12.3.0.1.el9_8.aarch64.rpm
libvirt-daemon-driver-storage-iscsi-11.10.0-12.3.0.1.el9_8.aarch64.rpm
libvirt-daemon-driver-storage-logical-11.10.0-12.3.0.1.el9_8.aarch64.rpm
libvirt-daemon-driver-storage-mpath-11.10.0-12.3.0.1.el9_8.aarch64.rpm
libvirt-daemon-driver-storage-rbd-11.10.0-12.3.0.1.el9_8.aarch64.rpm
libvirt-daemon-driver-storage-scsi-11.10.0-12.3.0.1.el9_8.aarch64.rpm
libvirt-daemon-kvm-11.10.0-12.3.0.1.el9_8.aarch64.rpm
libvirt-daemon-lock-11.10.0-12.3.0.1.el9_8.aarch64.rpm
libvirt-daemon-log-11.10.0-12.3.0.1.el9_8.aarch64.rpm
libvirt-daemon-plugin-lockd-11.10.0-12.3.0.1.el9_8.aarch64.rpm
libvirt-daemon-plugin-sanlock-11.10.0-12.3.0.1.el9_8.aarch64.rpm
libvirt-daemon-proxy-11.10.0-12.3.0.1.el9_8.aarch64.rpm
libvirt-devel-11.10.0-12.3.0.1.el9_8.aarch64.rpm
libvirt-docs-11.10.0-12.3.0.1.el9_8.aarch64.rpm
libvirt-libs-11.10.0-12.3.0.1.el9_8.aarch64.rpm
libvirt-nss-11.10.0-12.3.0.1.el9_8.aarch64.rpm
libvirt-ssh-proxy-11.10.0-12.3.0.1.el9_8.aarch64.rpm


SRPMS:
http://oss.oracle.com/ol9/SRPMS-updates/libvirt-11.10.0-12.3.0.1.el9_8.src.rpm

Related CVEs:

CVE-2025-12748




Description of changes:

[11.10.0-12.3.0.1]
- Set SOURCE_DATE_EPOCH from changelog [Orabug: 32019554]

[11.10.0-12.3.el9_8]
- cpu_conf: Introduce virCPUDefSortFeatures (RHEL-178822)
- qemu_capabilities: Split virQEMUCapsFillDomainCPUCaps (RHEL-178822)
- qemu: Move domain caps flags handling to virQEMUCapsFillDomainCPUHostModel (RHEL-178822)
- qemu_capabilities: Always sort features in host-model CPU (RHEL-178822)
- qemu_capabilities: Use g_autoptr in virQEMUCapsInitHostCPUModel (RHEL-178822)
- qemu_capabilities: Split conditions in virQEMUCapsInitHostCPUModel (RHEL-178822)
- qemu_capabilities: Cache expanded CPU (RHEL-178822)
- domaincapstest: Test EXPAND_CPU_FEATURES flag (RHEL-178822)
- util: Publish and mock virHostCPUGetMSRFromKVM (RHEL-178822)
- cpu_x86: Introduce virCPUx86DataAddMSR (RHEL-178822)
- cpu: Introduce virCPUUpdateFeatures (RHEL-178822)
- Fix documentation of VIR_CONNECT_GET_DOMAIN_CAPABILITIES_EXPAND_CPU_FEATURES (RHEL-178822)
- Introduce VIR_CONNECT_GET_DOMAIN_CAPABILITIES_SUPPORTED_CPU_FEATURES flag (RHEL-178822)
- virsh: Add --supported-cpu-features option for domcapabilities (RHEL-178822)
- domaincapstest: Test SUPPORTED_CPU_FEATURES flag (RHEL-178822)
- qemu_capabilities: Fix domain capabilities on AMD CPUs (RHEL-178822)
- distro: Replace old gating with tmt

[11.10.0-12.2.el9_8]
- Introduce EXPAND_CPU_FEATURES flag for domain capabilities (RHEL-154552)
- qemu: Implement VIR_CONNECT_GET_DOMAIN_CAPABILITIES_EXPAND_CPU_FEATURES (RHEL-154552)
- virsh: Add --expand-cpu-features option for domcapabilities (RHEL-154552)
- docs: Clarify host-model description in domain capabilities (RHEL-154552)
- security_apparmor: Use g_auto* in AppArmorSetSecurityHostdevLabel (RHEL-159913)
- security: Cleanup hostdev label error logic (RHEL-159913)
- qemu: Fix IOMMUFD and VFIO security labels (RHEL-159913)
- viriommufd: Set IOMMU_OPTION_RLIMIT_MODE only when running privileged (RHEL-159174)
- conf: Move and rename virStorageSourceFDTuple object (RHEL-159174)
- conf: Refactor virHostdevIsPCIDevice (RHEL-159174)
- hypervisor: Fix virHostdevNeedsVFIO detection (RHEL-159174)
- qemu: Expand call to qemuDomainNeedsVFIO (RHEL-159174)
- qemu: Update qemuDomainNeedsVFIO to ignore PCI hostdev with IOMMUFD (RHEL-159174)
- src: Use virHostdevIsPCIDeviceWith* to check for IOMMUFD (RHEL-159174)
- conf: Introduce domain iommufd element (RHEL-159174)
- qemu: Implement iommufd (RHEL-159174)
- conf: Add iommufd fdgroup support (RHEL-159174)
- qemu: Implement iommufd fdgroup (RHEL-159174)
- tests: Add iommufd fdgroup test (RHEL-159174)
- hypervisor: Call virWaitForDevices() after detaching host devices (RHEL-159174)