In the Linux kernel, the following vulnerability has been resolved:
smb: client: fix race with concurrent opens in rename(2)
Besides sending the rename request to the server, the rename process also involves closing any deferred close, waiting for outstanding I/O to complete as well as marking all existing open handles as deleted to prevent them from deferring closes, which increases the race window for potential concurrent opens on the target file.
Fix this by unhashing the dentry in advance to prevent any concurrent opens on the target.
CVSS Details
- CVSS 3.1 Base Score: 7.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade bpftoolUpgrade python3-perfUpgrade kernel-debugUpgrade kernel-zfcpdump-modules-extraUpgrade perfUpgrade kernel-modules-extraUpgrade kernel-rt-debug-modulesUpgrade kernel-coreUpgrade kernel-rt-debug-coreUpgrade kernel-debug-coreUpgrade kernel-rt-modules-extraUpgrade kernel-modulesUpgrade kernel-zfcpdumpUpgrade kernel-debug-develUpgrade kernel-rt-modulesUpgrade kernel-tools-libsUpgrade kernel-rt-coreUpgrade kernel-develUpgrade kernel-rt-develUpgrade kernel-debug-modulesUpgrade kernel-rt-debugUpgrade kernel-docUpgrade kernel-toolsUpgrade kernel-abi-stablelistsUpgrade kernel-zfcpdump-develUpgrade kernel-zfcpdump-modulesUpgrade kernelUpgrade kernel-tools-libs-develUpgrade kernel-rtUpgrade kernel-cross-headersUpgrade kernel-rt-debug-modules-extraUpgrade kernel-headersUpgrade kernel-debug-modules-extraUpgrade kernel-zfcpdump-coreUpgrade kernel-rt-debug-devel | Dec 8, 2025 | Dec 1, 2025 |
| Amazon_linux_2023 | — | Upgrade kernel6.12-libbpfUpgrade kernel6.12-modules-extraUpgrade kernelUpgrade kernel6.12-debuginfoUpgrade kernel-libbpf-debuginfoUpgrade kernel-toolsUpgrade perfUpgrade bpftool6.12Upgrade kernel-debuginfo-common-x86_64Upgrade kernel6.12-tools-debuginfoUpgrade kernel6.12-libbpf-staticUpgrade bpftool6.12-debuginfoUpgrade kernel-modules-extra-commonUpgrade perf6.12Upgrade python3-perf6.12-debuginfoUpgrade kernel-tools-develUpgrade kernel-headersUpgrade perf-debuginfoUpgrade kernel-livepatch-6.12.46-66.121Upgrade kernel-livepatch-6.1.150-174.273Upgrade kernel6.12-debuginfo-common-aarch64Upgrade kernel6.12-libbpf-develUpgrade python3-perfUpgrade kernel6.12-tools-develUpgrade kernel6.12-modules-extra-commonUpgrade kernel6.12-debuginfo-common-x86_64Upgrade kernel6.12-toolsUpgrade kernel-develUpgrade bpftool-debuginfoUpgrade bpftoolUpgrade perf6.12-debuginfoUpgrade kernel-libbpf-develUpgrade kernel-debuginfoUpgrade kernel-libbpfUpgrade python3-perf6.12Upgrade kernel6.12-develUpgrade kernel-modules-extraUpgrade kernel-libbpf-staticUpgrade kernel-tools-debuginfoUpgrade python3-perf-debuginfoUpgrade kernel6.12-libbpf-debuginfoUpgrade kernel-debuginfo-common-aarch64Upgrade kernel6.12Upgrade kernel6.12-headers | Sep 30, 2025 | Sep 16, 2025 |
| Debian | — | Upgrade linuxUpgrade linux-6.1 | Sep 25, 2025 | Sep 25, 2025 |
| Huawei Euleros 2_0_sp11 | — | Upgrade bpftoolUpgrade kernelUpgrade python3-perfUpgrade kernel-tools-libsUpgrade kernel-abi-stablelistsUpgrade kernel-tools | Mar 17, 2026 | Mar 17, 2026 |
| Huawei Euleros 2_0_sp12 | — | Upgrade python3-perfUpgrade kernelUpgrade kernel-tools-libsUpgrade kernel-toolsUpgrade bpftoolUpgrade kernel-abi-stablelists | Mar 17, 2026 | Mar 17, 2026 |
| Huawei Euleros 2_0_sp13 | — | Upgrade kernel-tools-libsUpgrade kernel-toolsUpgrade kernelUpgrade bpftoolUpgrade kernel-abi-stablelistsUpgrade python3-perf | Feb 3, 2026 | Feb 2, 2026 |
| Oracle_linux | — | Upgrade kernel-uekUpgrade kernel | Nov 11, 2025 | Sep 16, 2025 |
| Redhat_linux | — | Upgrade kernelUpgrade kernel-rtNo solution exists | Nov 14, 2025 | Sep 16, 2025 |
| Rocky_linux | — | Upgrade kernel-rt-debuginfo-common-x86_64Upgrade kernel-tools-libsUpgrade kernel-rt-debug-coreUpgrade kernel-debug-modulesUpgrade kernel-debuginfo-common-x86_64Upgrade python3-perf-debuginfoUpgrade kernel-rt-develUpgrade kernel-rt-debug-debuginfoUpgrade kernel-rt-debugUpgrade kernel-rtUpgrade kernel-rt-kvmUpgrade kernel-tools-libs-develUpgrade bpftoolUpgrade kernelUpgrade kernel-debug-modules-extraUpgrade kernel-toolsUpgrade kernel-rt-modules-extraUpgrade kernel-develUpgrade python3-perfUpgrade kernel-rt-coreUpgrade perf-debuginfoUpgrade kernel-rt-debug-kvmUpgrade kernel-debug-develUpgrade kernel-coreUpgrade perfUpgrade kernel-rt-debug-modules-extraUpgrade kernel-debug-debuginfoUpgrade kernel-rt-debuginfoUpgrade kernel-rt-debug-develUpgrade bpftool-debuginfoUpgrade kernel-rt-debug-modulesUpgrade kernel-modules-extraUpgrade kernel-modulesUpgrade kernel-rt-modulesUpgrade kernel-tools-debuginfoUpgrade kernel-debuginfoUpgrade kernel-debug-coreUpgrade kernel-debug | Feb 5, 2026 | Dec 4, 2025 |
| Suse | — | Upgrade dtb-broadcomUpgrade dtb-marvellUpgrade kernel-devel-azureUpgrade kernel-azure-optionalUpgrade dtb-qcomUpgrade kernel-default-livepatchUpgrade kernel-default-vdsoUpgrade kernel-zfcpdumpUpgrade gfs2-kmp-azureUpgrade kernel-64kbUpgrade ocfs2-kmp-rtUpgrade dtb-alteraUpgrade kernel-source-azureUpgrade kernel-docs-htmlUpgrade kernel-obs-qaUpgrade reiserfs-kmp-64kbUpgrade kernel-kvmsmall-vdsoUpgrade kernel-rt_debug-develUpgrade kernel-sourceUpgrade cluster-md-kmp-rtUpgrade dtb-apmUpgrade kernel-azure-develUpgrade dtb-exynosUpgrade kernel-kvmsmallUpgrade dtb-caviumUpgrade ocfs2-kmp-64kbUpgrade gfs2-kmp-rtUpgrade cluster-md-kmp-defaultUpgrade dtb-hisiliconUpgrade kernel-symsUpgrade kernel-64kb-optionalUpgrade kselftests-kmp-azureUpgrade kernel-macrosUpgrade kernel-syms-azureUpgrade kernel-azure-extraUpgrade gfs2-kmp-64kbUpgrade kernel-kvmsmall-develUpgrade dtb-amlogicUpgrade kernel-rt-livepatchUpgrade dtb-amazonUpgrade kernel-debugUpgrade kernel-default-develUpgrade dtb-appleUpgrade kernel-default-extraUpgrade kernel-source-rtUpgrade kselftests-kmp-64kbUpgrade kernel-rtUpgrade dtb-freescaleUpgrade dtb-lgUpgrade kernel-rt-optionalUpgrade dtb-xilinxUpgrade kernel-64kb-develUpgrade dlm-kmp-64kbUpgrade kernel-default-optionalUpgrade cluster-md-kmp-azureUpgrade kernel-syms-rtUpgrade kernel-rt-extraUpgrade kernel-default-baseUpgrade cluster-md-kmp-64kbUpgrade dtb-armUpgrade kernel-64kb-extraUpgrade dtb-mediatekUpgrade dlm-kmp-defaultUpgrade kernel-rt-develUpgrade dtb-renesasUpgrade dtb-allwinnerUpgrade kernel-defaultUpgrade reiserfs-kmp-azureUpgrade ocfs2-kmp-azureUpgrade kernel-rt_debugUpgrade kernel-obs-buildUpgrade kernel-devel-rtUpgrade kernel-develUpgrade dtb-sprdUpgrade kernel-rt_debug-vdsoUpgrade dtb-amdUpgrade kernel-rt-livepatch-develUpgrade dlm-kmp-azureUpgrade kernel-rt-vdsoUpgrade kernel-default-livepatch-develUpgrade dlm-kmp-rtUpgrade reiserfs-kmp-defaultUpgrade kselftests-kmp-defaultUpgrade kernel-default-base-rebuildUpgrade dtb-nvidiaUpgrade dtb-socionextUpgrade ocfs2-kmp-defaultUpgrade kernel-azureUpgrade gfs2-kmp-defaultUpgrade kernel-debug-develUpgrade kselftests-kmp-rtUpgrade kernel-source-vanillaUpgrade kernel-azure-vdsoUpgrade dtb-rockchipUpgrade reiserfs-kmp-rtUpgrade kernel-docsUpgrade kernel-debug-vdso | Dec 5, 2025 | Oct 15, 2025 |
| Ubuntu | — | Upgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-6.8.0-106-lowlatencyUpgrade linux-image-6.8.1-1045-realtimeUpgrade linux-image-awsUpgrade linux-image-aws-fipsUpgrade linux-image-realtime-6.8.1Upgrade linux-image-nvidia-6.8Upgrade linux-image-6.8.0-1052-gcp-fipsUpgrade linux-image-gke-64kUpgrade linux-image-gke-64k-6.8Upgrade linux-image-xilinx-6.8Upgrade linux-image-6.8.0-1048-gkeUpgrade linux-image-aws-64k-lts-24.04Upgrade linux-image-6.8.0-1050-aws-64kUpgrade linux-image-azure-lts-24.04Upgrade linux-image-raspi-6.8Upgrade linux-image-lowlatency-6.8Upgrade linux-image-gcp-64k-lts-24.04Upgrade linux-image-gcp-lts-24.04Upgrade linux-image-generic-lpaeUpgrade linux-image-azureUpgrade linux-image-nvidia-lowlatencyUpgrade linux-image-6.8.0-1049-nvidia-lowlatency-64kUpgrade linux-image-6.8.0-1050-aws-fipsUpgrade linux-image-lowlatencyUpgrade linux-image-generic-64k-6.8Upgrade linux-image-6.8.0-1049-ibmUpgrade linux-image-aws-64k-6.8Upgrade linux-image-kvmUpgrade linux-image-oem-22.04dUpgrade linux-image-gkeop-6.8Upgrade linux-image-virtual-6.8Upgrade linux-image-gcp-fipsUpgrade linux-image-aws-fips-6.8Upgrade linux-image-raspiUpgrade linux-image-azure-fipsUpgrade linux-image-6.8.0-1047-oracle-64kUpgrade linux-image-nvidia-64k-6.8Upgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-oem-22.04aUpgrade linux-image-oracle-64k-lts-24.04Upgrade linux-image-6.8.0-106-genericUpgrade linux-image-6.8.0-1050-raspiUpgrade linux-image-ibm-lts-24.04Upgrade linux-image-oracle-64k-6.8Upgrade linux-image-6.8.0-2040-raspi-realtimeUpgrade linux-image-ibm-6.8Upgrade linux-image-6.8.0-106-lowlatency-64kUpgrade linux-image-gcp-64kUpgrade linux-image-aws-6.8Upgrade linux-image-ibmUpgrade linux-image-ibm-classicUpgrade linux-image-raspi-realtime-6.8Upgrade linux-image-fipsUpgrade linux-image-oracle-6.8Upgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-6.8.0-1048-gke-64kUpgrade linux-image-gkeUpgrade linux-image-aws-64kUpgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-gkeopUpgrade linux-image-6.8.0-106-generic-64kUpgrade linux-image-realtime-hwe-22.04Upgrade linux-image-virtual-hwe-22.04Upgrade linux-image-azure-6.8Upgrade linux-image-oracle-lts-24.04Upgrade linux-image-genericUpgrade linux-image-gcp-64k-6.8Upgrade linux-image-intel-iotgUpgrade linux-image-lowlatency-64kUpgrade linux-image-xilinxUpgrade linux-image-nvidia-lowlatency-6.8Upgrade linux-image-fips-6.8Upgrade linux-image-6.8.0-1052-azure-fipsUpgrade linux-image-6.8.0-1049-nvidia-64kUpgrade linux-image-6.8.0-1047-oracleUpgrade linux-image-nvidiaUpgrade linux-image-6.8.0-1049-nvidiaUpgrade linux-image-aws-lts-24.04Upgrade linux-image-virtualUpgrade linux-image-oracle-64kUpgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-lowlatency-64k-6.8Upgrade linux-image-gcp-fips-6.8Upgrade linux-image-6.8.0-1052-gcpUpgrade linux-image-6.8.0-1051-azureUpgrade linux-image-6.8.0-1049-nvidia-lowlatencyUpgrade linux-image-6.8.0-1035-gkeopUpgrade linux-image-realtimeUpgrade linux-image-6.8.0-106-fipsUpgrade linux-image-oem-22.04bUpgrade linux-image-oem-22.04Upgrade linux-image-nvidia-64kUpgrade linux-image-nvidia-lowlatency-64k-6.8Upgrade linux-image-oem-22.04cUpgrade linux-image-generic-hwe-22.04Upgrade linux-image-azure-fips-6.8Upgrade linux-image-xilinx-zynqmpUpgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-generic-6.8Upgrade linux-image-6.8.0-1052-gcp-64kUpgrade linux-image-intel-iot-realtimeUpgrade linux-image-oracleUpgrade linux-image-gcp-6.8Upgrade linux-image-generic-64kUpgrade linux-image-6.8.0-1050-awsUpgrade linux-image-6.8.0-1029-xilinxUpgrade linux-image-gke-6.8Upgrade linux-image-gcpUpgrade linux-image-raspi-realtime | Mar 17, 2026 | Sep 16, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Oct 10, 2025 | Sep 16, 2025 |
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