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 python3-perfUpgrade rtlaUpgrade kernel-docUpgrade kernel-debug-develUpgrade kernel-develUpgrade kernel-64k-debug-modules-extraUpgrade kernel-rt-debug-develUpgrade kernel-rt-coreUpgrade kernel-rt-64k-debug-modules-extraUpgrade kernel-debugUpgrade kernel-rt-debugUpgrade kernel-64k-modules-coreUpgrade kernel-rt-64k-debug-coreUpgrade kernel-rt-64k-modulesUpgrade kernel-rt-debug-modules-extraUpgrade kernel-64k-debug-develUpgrade libperfUpgrade kernel-64k-debug-modulesUpgrade kernel-rt-64k-modules-extraUpgrade kernel-rt-modulesUpgrade kernel-uki-virtUpgrade kernel-64k-debug-modules-coreUpgrade kernel-64k-devel-matchedUpgrade kernel-zfcpdump-devel-matchedUpgrade kernel-rt-64k-debug-modules-coreUpgrade kernel-debug-uki-virtUpgrade kernel-64k-modules-extraUpgrade kernel-rt-debug-modules-coreUpgrade kernel-tools-libs-develUpgrade perfUpgrade kernel-devel-matchedUpgrade kernel-rt-64k-coreUpgrade rvUpgrade kernel-64k-coreUpgrade kernel-debug-coreUpgrade kernel-64k-debugUpgrade kernel-debug-modules-coreUpgrade kernel-debug-modules-extraUpgrade kernel-rtUpgrade kernel-zfcpdump-modules-extraUpgrade kernel-rt-develUpgrade kernel-coreUpgrade kernel-debug-devel-matchedUpgrade kernel-rt-debug-kvmUpgrade kernel-modules-coreUpgrade kernel-rt-64k-modules-coreUpgrade kernel-modules-extraUpgrade kernel-tools-libsUpgrade kernel-zfcpdumpUpgrade kernel-rt-64k-debug-develUpgrade kernel-rt-64k-debug-modulesUpgrade kernel-zfcpdump-modulesUpgrade kernel-rt-debug-modulesUpgrade kernel-modulesUpgrade kernel-64k-develUpgrade kernel-zfcpdump-modules-coreUpgrade kernel-abi-stablelistsUpgrade kernel-zfcpdump-develUpgrade kernel-rt-debug-coreUpgrade kernel-toolsUpgrade kernel-64k-modulesUpgrade kernel-zfcpdump-coreUpgrade kernel-64kUpgrade kernel-cross-headersUpgrade kernelUpgrade kernel-rt-kvmUpgrade kernel-rt-64k-debugUpgrade kernel-rt-64kUpgrade kernel-uki-virt-addonsUpgrade kernel-headersUpgrade kernel-64k-debug-coreUpgrade kernel-rt-modules-coreUpgrade kernel-rt-64k-develUpgrade kernel-rt-modules-extraUpgrade kernel-64k-debug-devel-matchedUpgrade kernel-debug-modules | 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 kernel-rtUpgrade kernel | Jul 9, 2025 | Jun 30, 2025 |
| Rocky_linux | — | Upgrade libperf-debuginfoUpgrade perf-debuginfoUpgrade libperfUpgrade kernelUpgrade kernel-zfcpdump-coreUpgrade kernel-develUpgrade kernel-devel-matchedUpgrade kernel-rt-modules-extraUpgrade kernel-zfcpdump-debuginfoUpgrade kernel-rt-coreUpgrade kernel-debug-devel-matchedUpgrade kernel-zfcpdump-devel-matchedUpgrade python3-perfUpgrade kernel-tools-libs-develUpgrade kernel-cross-headersUpgrade perfUpgrade kernel-zfcpdump-modules-coreUpgrade kernel-debuginfo-common-s390xUpgrade kernel-rt-debug-modules-extraUpgrade kernel-rt-debug-modulesUpgrade kernel-rt-debug-debuginfoUpgrade kernel-rt-debug-coreUpgrade kernel-debuginfo-common-x86_64Upgrade rvUpgrade kernel-rt-modules-coreUpgrade kernel-rt-kvmUpgrade kernel-zfcpdump-modules-extraUpgrade rtlaUpgrade kernel-toolsUpgrade kernel-rt-debug-develUpgrade kernel-debug-modules-extraUpgrade kernel-zfcpdumpUpgrade kernel-debuginfoUpgrade kernel-debug-develUpgrade python3-perf-debuginfoUpgrade kernel-tools-debuginfoUpgrade kernel-debug-coreUpgrade kernel-uki-virtUpgrade kernel-modulesUpgrade kernel-zfcpdump-modulesUpgrade kernel-rt-develUpgrade kernel-rt-debuginfoUpgrade kernel-modules-coreUpgrade kernel-debug-debuginfoUpgrade kernel-debug-modulesUpgrade kernel-rt-debug-modules-coreUpgrade kernel-uki-virt-addonsUpgrade kernel-tools-libsUpgrade kernel-coreUpgrade kernel-zfcpdump-develUpgrade kernel-rt-modulesUpgrade kernel-rt-debug-kvmUpgrade kernel-headersUpgrade kernel-debug-modules-coreUpgrade kernel-rt-debugUpgrade kernel-modules-extraUpgrade kernel-rtUpgrade kernel-debug-uki-virtUpgrade kernel-debug | Feb 5, 2026 | Oct 4, 2025 |
| Suse | — | Upgrade kernel-debug-vdsoUpgrade ocfs2-kmp-64kbUpgrade kernel-azure-optionalUpgrade ocfs2-kmp-azureUpgrade dtb-broadcomUpgrade kernel-kvmsmall-vdsoUpgrade kernel-azureUpgrade reiserfs-kmp-azureUpgrade kernel-source-vanillaUpgrade dtb-allwinnerUpgrade kernel-source-rtUpgrade kernel-defaultUpgrade dtb-rockchipUpgrade kernel-rt-extraUpgrade dtb-sprdUpgrade kselftests-kmp-azureUpgrade kernel-azure-develUpgrade dtb-nvidiaUpgrade dtb-caviumUpgrade kernel-default-livepatch-develUpgrade gfs2-kmp-azureUpgrade kernel-default-vdsoUpgrade kernel-rt-vdsoUpgrade ocfs2-kmp-defaultUpgrade dtb-marvellUpgrade kernel-docsUpgrade reiserfs-kmp-rtUpgrade dlm-kmp-defaultUpgrade kselftests-kmp-rtUpgrade gfs2-kmp-defaultUpgrade kernel-rt_debug-develUpgrade kernel-rt_debugUpgrade kernel-64kb-extraUpgrade kernel-rt-optionalUpgrade cluster-md-kmp-64kbUpgrade dtb-socionextUpgrade dtb-qcomUpgrade kernel-default-base-rebuildUpgrade kernel-obs-buildUpgrade reiserfs-kmp-64kbUpgrade dlm-kmp-rtUpgrade dtb-alteraUpgrade kernel-default-baseUpgrade kernel-rtUpgrade kernel-default-livepatchUpgrade kernel-docs-htmlUpgrade kernel-default-optionalUpgrade kernel-rt-livepatchUpgrade kselftests-kmp-defaultUpgrade cluster-md-kmp-defaultUpgrade cluster-md-kmp-azureUpgrade dtb-xilinxUpgrade kernel-syms-rtUpgrade kernel-devel-azureUpgrade dtb-freescaleUpgrade dtb-amazonUpgrade kernel-rt-livepatch-develUpgrade kernel-64kb-optionalUpgrade kernel-source-azureUpgrade kernel-syms-azureUpgrade kernel-obs-qaUpgrade kselftests-kmp-64kbUpgrade kernel-symsUpgrade kernel-default-extraUpgrade kernel-azure-vdsoUpgrade kernel-azure-extraUpgrade gfs2-kmp-64kbUpgrade dtb-hisiliconUpgrade dtb-armUpgrade dlm-kmp-azureUpgrade reiserfs-kmp-defaultUpgrade ocfs2-kmp-rtUpgrade kernel-rt-develUpgrade dtb-amdUpgrade kernel-devel-rtUpgrade dtb-apmUpgrade kernel-develUpgrade kernel-64kb-develUpgrade kernel-debugUpgrade dlm-kmp-64kbUpgrade dtb-lgUpgrade kernel-rt_debug-vdsoUpgrade dtb-mediatekUpgrade kernel-sourceUpgrade dtb-appleUpgrade kernel-default-develUpgrade gfs2-kmp-rtUpgrade dtb-exynosUpgrade kernel-64kbUpgrade kernel-zfcpdumpUpgrade kernel-macrosUpgrade kernel-kvmsmall-develUpgrade kernel-kvmsmallUpgrade kernel-debug-develUpgrade dtb-renesasUpgrade dtb-amlogicUpgrade cluster-md-kmp-rt | Dec 5, 2025 | Aug 6, 2025 |
| Ubuntu | — | Upgrade linux-image-gkeUpgrade linux-image-intel-iotgUpgrade linux-image-azure-6.14Upgrade linux-image-gcp-fipsUpgrade linux-image-6.14.0-1015-aws-64kUpgrade linux-image-oracle-lts-24.04Upgrade linux-image-gke-64kUpgrade linux-image-oracle-6.14Upgrade linux-image-oem-22.04aUpgrade linux-image-ibm-classicUpgrade linux-image-nvidia-lowlatency-6.8Upgrade linux-image-6.8.0-100-generic-64kUpgrade linux-image-6.8.0-1046-nvidia-64kUpgrade linux-image-6.14.0-1007-azure-nvidiaUpgrade linux-image-6.8.0-1046-awsUpgrade linux-image-azure-6.8Upgrade linux-image-azure-nvidiaUpgrade linux-image-6.8.0-1046-aws-64kUpgrade linux-image-lowlatencyUpgrade linux-image-gcp-fips-6.8Upgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-6.8.0-1043-oracleUpgrade linux-image-generic-64kUpgrade linux-image-oem-6.14Upgrade linux-image-oracle-64k-6.14Upgrade linux-image-6.8.0-100-lowlatency-64kUpgrade linux-image-6.8.0-1043-gkeUpgrade linux-image-oem-24.04Upgrade linux-image-aws-64kUpgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-oem-22.04Upgrade linux-image-oracle-64k-6.8Upgrade linux-image-azure-lts-24.04Upgrade linux-image-lowlatency-6.8Upgrade linux-image-oem-24.04bUpgrade linux-image-gcp-64k-lts-24.04Upgrade linux-image-nvidia-64k-6.8Upgrade linux-image-6.8.0-100-genericUpgrade linux-image-6.8.0-1047-gcpUpgrade linux-image-fipsUpgrade linux-image-genericUpgrade linux-image-aws-fipsUpgrade linux-image-raspi-realtime-6.8Upgrade linux-image-6.8.0-1046-azureUpgrade linux-image-6.14.0-1018-gcp-64kUpgrade linux-image-nvidia-6.8Upgrade linux-image-oem-22.04cUpgrade linux-image-lowlatency-64kUpgrade linux-image-6.8.0-1046-nvidia-lowlatency-64kUpgrade linux-image-6.8.0-1023-xilinxUpgrade linux-image-virtualUpgrade linux-image-intel-iot-realtimeUpgrade linux-image-xilinx-zynqmpUpgrade linux-image-ibmUpgrade linux-image-gkeop-6.8Upgrade linux-image-generic-lpaeUpgrade linux-image-realtime-hwe-24.04Upgrade linux-image-nvidiaUpgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-oracle-64k-lts-24.04Upgrade linux-image-6.14.0-1015-oracle-64kUpgrade linux-image-6.14.0-34-generic-64kUpgrade linux-image-6.8.0-1047-gcp-64kUpgrade linux-image-6.8.0-1051-azureUpgrade linux-image-aws-6.8Upgrade linux-image-gkeopUpgrade linux-image-nvidia-lowlatencyUpgrade linux-image-awsUpgrade linux-image-6.8.0-1046-azure-fipsUpgrade linux-image-6.8.0-1044-ibmUpgrade linux-image-azure-fipsUpgrade linux-image-6.14.0-1015-oracleUpgrade linux-image-6.14.0-1014-oemUpgrade linux-image-gcp-64kUpgrade linux-image-aws-64k-6.14Upgrade linux-image-6.8.0-2037-raspi-realtimeUpgrade linux-image-generic-64k-6.14Upgrade linux-image-generic-6.14Upgrade linux-image-6.8.0-1046-aws-fipsUpgrade linux-image-6.14.0-1014-realtimeUpgrade linux-image-oem-22.04dUpgrade linux-image-nvidia-64kUpgrade linux-image-gcpUpgrade linux-image-6.8.0-100-lowlatencyUpgrade linux-image-oem-24.04cUpgrade linux-image-gcp-64k-6.8Upgrade linux-image-raspi-realtimeUpgrade linux-image-virtual-6.14Upgrade linux-image-raspiUpgrade linux-image-oem-22.04bUpgrade linux-image-generic-6.8Upgrade linux-image-gcp-6.8Upgrade linux-image-gcp-6.14Upgrade linux-image-azureUpgrade linux-image-xilinx-6.8Upgrade linux-image-virtual-hwe-22.04Upgrade linux-image-ibm-6.8Upgrade linux-image-realtimeUpgrade linux-image-6.8.0-1047-raspiUpgrade linux-image-generic-64k-6.8Upgrade linux-image-gcp-lts-24.04Upgrade linux-image-xilinxUpgrade linux-image-aws-64k-6.8Upgrade linux-image-aws-lts-24.04Upgrade linux-image-realtime-6.14Upgrade linux-image-aws-64k-lts-24.04Upgrade linux-image-6.8.0-1043-gke-64kUpgrade linux-image-6.14.0-34-genericUpgrade linux-image-raspi-6.8Upgrade linux-image-gke-64k-6.8Upgrade linux-image-6.8.0-1046-nvidia-lowlatencyUpgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-realtime-6.8.1Upgrade linux-image-generic-hwe-24.04Upgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-gcp-64k-6.14Upgrade linux-image-6.8.1-1041-realtimeUpgrade linux-image-6.8.0-1047-gcp-fipsUpgrade linux-image-6.8.0-1046-nvidiaUpgrade linux-image-gke-6.8Upgrade linux-image-aws-6.14Upgrade linux-image-generic-hwe-22.04Upgrade linux-image-6.14.0-1016-raspiUpgrade linux-image-nvidia-lowlatency-64k-6.8Upgrade linux-image-fips-6.8Upgrade linux-image-azure-nvidia-6.14Upgrade linux-image-azure-fips-6.8Upgrade linux-image-aws-fips-6.8Upgrade linux-image-6.8.0-1043-oracle-64kUpgrade linux-image-6.8.0-1030-gkeopUpgrade linux-image-6.14.0-1018-gcpUpgrade linux-image-virtual-hwe-24.04Upgrade linux-image-realtime-hwe-22.04Upgrade linux-image-oracle-64kUpgrade linux-image-oracle-6.8Upgrade linux-image-6.8.0-100-fipsUpgrade linux-image-raspi-6.14Upgrade linux-image-6.14.0-1015-awsUpgrade linux-image-lowlatency-64k-6.8Upgrade linux-image-6.14.0-1014-azureUpgrade linux-image-kvmUpgrade linux-image-virtual-6.8Upgrade linux-image-oracleUpgrade linux-image-oem-24.04aUpgrade linux-image-ibm-lts-24.04Upgrade linux-image-generic-64k-hwe-24.04 | Jul 2, 2025 | Jun 30, 2025 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub