In the Linux kernel, the following vulnerability has been resolved:
net/sched: fix use-after-free in taprio_dev_notifier
Since taprio’s taprio_dev_notifier() isn’t protected by an RCU read-side critical section, a race with advance_sched() can lead to a use-after-free.
Adding rcu_read_lock() inside taprio_dev_notifier() prevents this.
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 kernel-devel-matchedUpgrade kernel-64k-debug-modules-extraUpgrade kernel-rt-64k-debug-modules-coreUpgrade kernel-develUpgrade kernel-rt-debug-modules-coreUpgrade kernel-tools-libs-develUpgrade kernel-debug-uki-virtUpgrade kernel-rt-modulesUpgrade rtlaUpgrade kernel-rt-64k-debug-coreUpgrade perfUpgrade kernel-uki-virtUpgrade kernel-rt-debugUpgrade python3-perfUpgrade kernel-rt-64k-modulesUpgrade kernel-zfcpdump-devel-matchedUpgrade kernel-64k-modules-extraUpgrade kernel-debugUpgrade kernel-docUpgrade libperfUpgrade kernel-rt-64k-modules-extraUpgrade kernel-64k-devel-matchedUpgrade kernel-64k-modules-coreUpgrade kernel-rt-64k-debug-modules-extraUpgrade kernel-debug-develUpgrade kernel-rt-debug-develUpgrade kernel-64k-debug-modules-coreUpgrade kernel-rt-coreUpgrade kernel-64k-debug-modulesUpgrade kernel-rt-debug-modules-extraUpgrade kernel-64k-debug-develUpgrade kernel-debug-coreUpgrade kernel-64k-debugUpgrade kernel-debug-modules-coreUpgrade kernel-zfcpdump-coreUpgrade kernel-uki-virt-addonsUpgrade kernel-modules-coreUpgrade kernel-rt-64k-develUpgrade kernelUpgrade kernel-64k-debug-devel-matchedUpgrade kernel-zfcpdump-develUpgrade kernel-tools-libsUpgrade kernel-rt-modules-extraUpgrade rvUpgrade kernel-64kUpgrade kernel-abi-stablelistsUpgrade kernel-rt-64k-debugUpgrade kernel-rt-debug-modulesUpgrade kernel-rt-64k-coreUpgrade kernel-cross-headersUpgrade kernel-coreUpgrade kernel-debug-modulesUpgrade kernel-64k-debug-coreUpgrade kernel-rt-debug-coreUpgrade kernel-rt-64k-modules-coreUpgrade kernel-rt-64k-debug-develUpgrade kernel-zfcpdump-modules-coreUpgrade kernel-debug-devel-matchedUpgrade kernel-zfcpdump-modulesUpgrade kernel-rt-debug-kvmUpgrade kernel-64k-coreUpgrade kernel-64k-modulesUpgrade kernel-rt-kvmUpgrade kernel-rt-64kUpgrade kernel-toolsUpgrade kernel-rt-modules-coreUpgrade kernel-64k-develUpgrade kernel-headersUpgrade kernel-modulesUpgrade kernel-rt-develUpgrade kernel-zfcpdumpUpgrade kernel-zfcpdump-modules-extraUpgrade kernel-debug-modules-extraUpgrade kernel-rtUpgrade kernel-rt-64k-debug-modulesUpgrade kernel-modules-extra | Aug 8, 2025 | Aug 4, 2025 |
| Debian | — | Upgrade linux | Jul 23, 2026 | Jul 23, 2026 |
| Oracle_linux | — | Upgrade kernel | Aug 12, 2025 | Jun 30, 2025 |
| Redhat_linux | — | No solution existsUpgrade kernelUpgrade kernel-rt | Jul 9, 2025 | Jun 30, 2025 |
| Rocky_linux | — | Upgrade kernel-debug-modulesUpgrade kernel-debug-modules-coreUpgrade kernel-headersUpgrade kernel-zfcpdump-develUpgrade kernel-coreUpgrade kernel-debugUpgrade kernel-debug-uki-virtUpgrade kernel-rt-debug-debuginfoUpgrade kernel-modules-coreUpgrade kernel-rt-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-modules-extraUpgrade kernel-rt-debug-kvmUpgrade kernel-debuginfo-common-s390xUpgrade kernel-rt-debug-modulesUpgrade rtlaUpgrade kernel-zfcpdump-modules-extraUpgrade kernel-debug-modules-extraUpgrade kernel-uki-virtUpgrade kernel-debuginfoUpgrade python3-perf-debuginfoUpgrade kernel-debug-coreUpgrade kernel-zfcpdumpUpgrade kernel-debug-develUpgrade kernel-modulesUpgrade kernel-rt-debug-modules-coreUpgrade kernel-rt-modulesUpgrade kernel-rt-debug-develUpgrade kernel-tools-debuginfoUpgrade kernel-rt-develUpgrade kernel-zfcpdump-modulesUpgrade kernel-rt-debugUpgrade kernel-tools-libsUpgrade kernel-rtUpgrade kernel-uki-virt-addonsUpgrade kernel-debug-debuginfoUpgrade rvUpgrade kernel-toolsUpgrade kernel-rt-modules-coreUpgrade kernel-rt-debug-coreUpgrade kernel-rt-debug-modules-extraUpgrade kernel-rt-kvmUpgrade kernel-zfcpdump-debuginfoUpgrade kernel-debug-devel-matchedUpgrade kernel-develUpgrade kernel-tools-libs-develUpgrade kernel-cross-headersUpgrade python3-perfUpgrade kernel-zfcpdump-devel-matchedUpgrade kernel-devel-matchedUpgrade kernel-rt-modules-extraUpgrade perfUpgrade kernel-zfcpdump-modules-coreUpgrade kernelUpgrade perf-debuginfoUpgrade kernel-zfcpdump-coreUpgrade kernel-rt-coreUpgrade libperf-debuginfoUpgrade libperf | Feb 5, 2026 | Oct 4, 2025 |
| Suse | — | Upgrade kernel-rt-livepatchUpgrade kernel-default-develUpgrade dtb-freescaleUpgrade dtb-appleUpgrade kernel-kvmsmall-develUpgrade kernel-macrosUpgrade dtb-amazonUpgrade dtb-exynosUpgrade dtb-amlogicUpgrade dtb-renesasUpgrade cluster-md-kmp-rtUpgrade kernel-debug-develUpgrade kernel-rt-livepatch-develUpgrade cluster-md-kmp-defaultUpgrade kernel-kvmsmallUpgrade gfs2-kmp-rtUpgrade kernel-syms-rtUpgrade dtb-xilinxUpgrade kernel-devel-azureUpgrade kernel-64kb-optionalUpgrade kernel-default-optionalUpgrade cluster-md-kmp-azureUpgrade kselftests-kmp-defaultUpgrade kernel-64kbUpgrade kernel-source-azureUpgrade kernel-rt-develUpgrade kernel-symsUpgrade kernel-default-extraUpgrade dtb-mediatekUpgrade kernel-azure-extraUpgrade kernel-azure-vdsoUpgrade kernel-debugUpgrade dtb-armUpgrade dtb-hisiliconUpgrade dlm-kmp-azureUpgrade dtb-lgUpgrade reiserfs-kmp-defaultUpgrade dlm-kmp-64kbUpgrade gfs2-kmp-64kbUpgrade kernel-devel-rtUpgrade dtb-apmUpgrade kernel-64kb-develUpgrade kernel-rt_debug-vdsoUpgrade kernel-syms-azureUpgrade kselftests-kmp-64kbUpgrade dtb-amdUpgrade kernel-sourceUpgrade kernel-zfcpdumpUpgrade kernel-develUpgrade kernel-obs-qaUpgrade ocfs2-kmp-rtUpgrade gfs2-kmp-azureUpgrade gfs2-kmp-defaultUpgrade dtb-marvellUpgrade kernel-64kb-extraUpgrade ocfs2-kmp-defaultUpgrade kernel-docs-htmlUpgrade dlm-kmp-rtUpgrade kernel-default-livepatchUpgrade reiserfs-kmp-azureUpgrade ocfs2-kmp-azureUpgrade ocfs2-kmp-64kbUpgrade kernel-debug-vdsoUpgrade kernel-azure-optionalUpgrade kernel-azureUpgrade kernel-rt-vdsoUpgrade kernel-docsUpgrade reiserfs-kmp-rtUpgrade cluster-md-kmp-64kbUpgrade kernel-default-base-rebuildUpgrade dtb-socionextUpgrade kernel-defaultUpgrade kernel-rt-extraUpgrade kernel-kvmsmall-vdsoUpgrade dtb-broadcomUpgrade dtb-allwinnerUpgrade kernel-source-rtUpgrade kernel-source-vanillaUpgrade kernel-default-baseUpgrade dlm-kmp-defaultUpgrade kselftests-kmp-rtUpgrade kernel-rt_debug-develUpgrade kernel-rt_debugUpgrade kernel-rt-optionalUpgrade kernel-default-vdsoUpgrade kernel-default-livepatch-develUpgrade dtb-caviumUpgrade dtb-sprdUpgrade dtb-nvidiaUpgrade dtb-alteraUpgrade kernel-azure-develUpgrade kselftests-kmp-azureUpgrade kernel-rtUpgrade dtb-rockchipUpgrade dtb-qcomUpgrade reiserfs-kmp-64kbUpgrade kernel-obs-build | Dec 5, 2025 | Aug 6, 2025 |
| Ubuntu | — | Upgrade linux-image-6.8.0-1043-oracleUpgrade linux-image-azure-6.14Upgrade linux-image-gcp-fipsUpgrade linux-image-realtime-hwe-24.04Upgrade linux-image-gkeUpgrade linux-image-genericUpgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-azure-lts-24.04Upgrade linux-image-oracle-64k-6.8Upgrade linux-image-aws-64kUpgrade linux-image-oem-24.04Upgrade linux-image-intel-iot-realtimeUpgrade linux-image-nvidia-6.8Upgrade linux-image-oem-22.04cUpgrade linux-image-lowlatencyUpgrade linux-image-6.8.0-1046-aws-64kUpgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-generic-lpaeUpgrade linux-image-azure-nvidiaUpgrade linux-image-6.8.0-100-lowlatency-64kUpgrade linux-image-6.14.0-1007-azure-nvidiaUpgrade linux-image-6.8.0-1046-azureUpgrade linux-image-6.8.0-1046-nvidia-lowlatency-64kUpgrade linux-image-6.8.0-1043-gkeUpgrade linux-image-intel-iotgUpgrade linux-image-6.8.0-100-generic-64kUpgrade linux-image-6.8.0-1023-xilinxUpgrade linux-image-ibmUpgrade linux-image-oracle-64k-lts-24.04Upgrade linux-image-6.8.0-1047-gcpUpgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-6.8.0-1051-azureUpgrade linux-image-nvidiaUpgrade linux-image-nvidia-64k-6.8Upgrade linux-image-oem-22.04Upgrade linux-image-oem-24.04bUpgrade linux-image-lowlatency-6.8Upgrade linux-image-6.8.0-100-genericUpgrade linux-image-aws-6.8Upgrade linux-image-gcp-64k-lts-24.04Upgrade linux-image-fipsUpgrade linux-image-6.8.0-1046-awsUpgrade linux-image-virtualUpgrade linux-image-6.14.0-1015-oracle-64kUpgrade linux-image-nvidia-lowlatencyUpgrade linux-image-6.8.0-1047-gcp-64kUpgrade linux-image-azure-6.8Upgrade linux-image-xilinx-zynqmpUpgrade linux-image-6.14.0-34-generic-64kUpgrade linux-image-gke-64kUpgrade linux-image-ibm-classicUpgrade linux-image-generic-64kUpgrade linux-image-oracle-6.14Upgrade linux-image-gcp-fips-6.8Upgrade linux-image-oracle-lts-24.04Upgrade linux-image-gkeopUpgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-nvidia-lowlatency-6.8Upgrade linux-image-oem-6.14Upgrade linux-image-lowlatency-64kUpgrade linux-image-oem-22.04aUpgrade linux-image-aws-fipsUpgrade linux-image-gkeop-6.8Upgrade linux-image-raspi-realtime-6.8Upgrade linux-image-6.14.0-1018-gcp-64kUpgrade linux-image-oracle-64k-6.14Upgrade linux-image-6.14.0-1015-aws-64kUpgrade linux-image-6.8.0-1046-nvidia-64kUpgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-nvidia-64kUpgrade linux-image-gcp-64k-6.8Upgrade linux-image-raspiUpgrade linux-image-6.14.0-1015-awsUpgrade linux-image-6.8.1-1041-realtimeUpgrade linux-image-aws-6.14Upgrade linux-image-realtime-6.8.1Upgrade linux-image-gke-64k-6.8Upgrade linux-image-azureUpgrade linux-image-6.14.0-1014-oemUpgrade linux-image-oem-24.04aUpgrade linux-image-lowlatency-64k-6.8Upgrade linux-image-generic-6.8Upgrade linux-image-gcp-64kUpgrade linux-image-aws-64k-6.14Upgrade linux-image-6.8.0-2037-raspi-realtimeUpgrade linux-image-6.14.0-1014-realtimeUpgrade linux-image-awsUpgrade linux-image-6.8.0-1046-azure-fipsUpgrade linux-image-6.8.0-1044-ibmUpgrade linux-image-kvmUpgrade linux-image-ibm-lts-24.04Upgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-6.14.0-1014-azureUpgrade linux-image-virtual-6.8Upgrade linux-image-oracleUpgrade linux-image-gcp-6.8Upgrade linux-image-gcp-6.14Upgrade linux-image-oem-22.04bUpgrade linux-image-6.8.0-1046-nvidia-lowlatencyUpgrade linux-image-xilinx-6.8Upgrade linux-image-virtual-hwe-22.04Upgrade linux-image-raspi-realtimeUpgrade linux-image-raspi-6.14Upgrade linux-image-generic-hwe-22.04Upgrade linux-image-azure-nvidia-6.14Upgrade linux-image-azure-fips-6.8Upgrade linux-image-aws-fips-6.8Upgrade linux-image-6.8.0-1030-gkeopUpgrade linux-image-6.14.0-1018-gcpUpgrade linux-image-6.14.0-1016-raspiUpgrade linux-image-realtime-hwe-22.04Upgrade linux-image-oracle-64kUpgrade linux-image-oracle-6.8Upgrade linux-image-nvidia-lowlatency-64k-6.8Upgrade linux-image-6.8.0-1046-aws-fipsUpgrade linux-image-virtual-6.14Upgrade linux-image-fips-6.8Upgrade linux-image-generic-6.14Upgrade linux-image-generic-64k-6.14Upgrade linux-image-virtual-hwe-24.04Upgrade linux-image-6.8.0-1043-oracle-64kUpgrade linux-image-aws-64k-lts-24.04Upgrade linux-image-6.14.0-1015-oracleUpgrade linux-image-realtime-6.14Upgrade linux-image-aws-lts-24.04Upgrade linux-image-raspi-6.8Upgrade linux-image-azure-fipsUpgrade linux-image-6.8.0-1047-raspiUpgrade linux-image-ibm-6.8Upgrade linux-image-gcp-lts-24.04Upgrade linux-image-xilinxUpgrade linux-image-realtimeUpgrade linux-image-generic-64k-6.8Upgrade linux-image-aws-64k-6.8Upgrade linux-image-6.8.0-1043-gke-64kUpgrade linux-image-6.14.0-34-genericUpgrade linux-image-gcp-64k-6.14Upgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-gke-6.8Upgrade linux-image-generic-hwe-24.04Upgrade linux-image-6.8.0-1047-gcp-fipsUpgrade linux-image-6.8.0-1046-nvidiaUpgrade linux-image-6.8.0-100-fipsUpgrade linux-image-gcpUpgrade linux-image-6.8.0-100-lowlatencyUpgrade linux-image-oem-24.04cUpgrade linux-image-oem-22.04d | Jul 2, 2025 | Jun 30, 2025 |
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