In the Linux kernel, the following vulnerability has been resolved:
nilfs2: protect references to superblock parameters exposed in sysfs
The superblock buffers of nilfs2 can not only be overwritten at runtime for modifications/repairs, but they are also regularly swapped, replaced during resizing, and even abandoned when degrading to one side due to backing device issues. So, accessing them requires mutual exclusion using the reader/writer semaphore "nilfs->ns_sem".
Some sysfs attribute show methods read this superblock buffer without the necessary mutual exclusion, which can cause problems with pointer dereferencing and memory access, so fix it.
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 |
|---|---|---|---|---|
| Amazon Linux Ami 2 | — | Upgrade perfUpgrade kernel-livepatch-5.10.226-214.879Upgrade python-perfUpgrade kernel-debuginfo-common-aarch64Upgrade bpftoolUpgrade kernel-livepatch-4.14.355-271.569Upgrade perf-debuginfoUpgrade bpftool-debuginfoUpgrade kernel-toolsUpgrade kernel-tools-debuginfoUpgrade kernel-develUpgrade kernelUpgrade kernel-tools-develUpgrade python-perf-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-debuginfoUpgrade kernel-headers | Oct 3, 2024 | Sep 18, 2024 |
| Debian | — | Upgrade linux-6.1Upgrade linux | Oct 7, 2024 | Sep 18, 2024 |
| Oracle_linux | — | Upgrade kernel-uek | Nov 21, 2024 | Sep 18, 2024 |
| Suse | — | Upgrade dtb-caviumUpgrade dtb-broadcomUpgrade kernel-rt_debug-develUpgrade kernel-rt-extraUpgrade kernel-64kb-extraUpgrade kernel-debug-vdsoUpgrade ocfs2-kmp-64kbUpgrade dtb-alteraUpgrade kernel-source-azureUpgrade kselftests-kmp-azureUpgrade dtb-exynosUpgrade kernel-azure-optionalUpgrade dtb-appleUpgrade kernel-develUpgrade kernel-default-vdsoUpgrade kernel-docs-htmlUpgrade kernel-rt-vdsoUpgrade kernel-64kb-optionalUpgrade kernel-default-livepatchUpgrade kernel-default-optionalUpgrade kernel-kvmsmall-vdsoUpgrade kernel-64kbUpgrade kernel-default-develUpgrade kernel-rtUpgrade reiserfs-kmp-defaultUpgrade cluster-md-kmp-rtUpgrade kernel-rt_debug-livepatch-develUpgrade kernel-rt-livepatchUpgrade kernel-debug-develUpgrade kernel-sourceUpgrade kernel-source-rtUpgrade reiserfs-kmp-64kbUpgrade dtb-qcomUpgrade kernel-azureUpgrade ocfs2-kmp-defaultUpgrade cluster-md-kmp-azureUpgrade dtb-allwinnerUpgrade kernel-azure-extraUpgrade cluster-md-kmp-64kbUpgrade dtb-amazonUpgrade dtb-sprdUpgrade ocfs2-kmp-azureUpgrade dtb-marvellUpgrade kernel-devel-azureUpgrade kernel-kvmsmall-develUpgrade kernel-syms-azureUpgrade dtb-freescaleUpgrade dlm-kmp-64kbUpgrade kernel-obs-buildUpgrade gfs2-kmp-defaultUpgrade kernel-source-vanillaUpgrade dtb-lgUpgrade kernel-rt-optionalUpgrade gfs2-kmp-azureUpgrade kselftests-kmp-64kbUpgrade kernel-kvmsmall-livepatch-develUpgrade kernel-default-extraUpgrade kernel-docsUpgrade kernel-zfcpdumpUpgrade kernel-macrosUpgrade kernel-obs-qaUpgrade dtb-renesasUpgrade kernel-syms-rtUpgrade kernel-default-livepatch-develUpgrade kernel-default-base-rebuildUpgrade kernel-azure-livepatch-develUpgrade kernel-64kb-livepatch-develUpgrade dtb-socionextUpgrade gfs2-kmp-rtUpgrade dtb-nvidiaUpgrade kernel-kvmsmallUpgrade cluster-md-kmp-defaultUpgrade kernel-rt_debugUpgrade dlm-kmp-azureUpgrade kernel-devel-rtUpgrade reiserfs-kmp-azureUpgrade kselftests-kmp-rtUpgrade dtb-amdUpgrade kernel-symsUpgrade kernel-rt-develUpgrade kernel-debugUpgrade dtb-rockchipUpgrade dtb-mediatekUpgrade kernel-default-baseUpgrade kernel-64kb-develUpgrade ocfs2-kmp-rtUpgrade dtb-apmUpgrade dtb-amlogicUpgrade dtb-armUpgrade kernel-debug-livepatch-develUpgrade kernel-azure-develUpgrade reiserfs-kmp-rtUpgrade kselftests-kmp-defaultUpgrade kernel-rt-livepatch-develUpgrade dlm-kmp-rtUpgrade kernel-rt_debug-vdsoUpgrade gfs2-kmp-64kbUpgrade dlm-kmp-defaultUpgrade dtb-xilinxUpgrade kernel-azure-vdsoUpgrade dtb-hisiliconUpgrade kernel-default | Dec 5, 2025 | Oct 8, 2024 |
| Ubuntu | — | Upgrade linux-image-ibm-lts-24.04Upgrade linux-image-6.8.0-1019-nvidiaUpgrade linux-image-ibm-classicUpgrade linux-image-4.4.0-1181-awsUpgrade linux-image-generic-hwe-18.04Upgrade linux-image-5.15.0-125-generic-lpaeUpgrade linux-image-5.4.0-200-generic-lpaeUpgrade linux-image-oem-osp1Upgrade linux-image-kvmUpgrade linux-image-5.15.0-1065-raspiUpgrade linux-image-oracleUpgrade linux-image-raspi2Upgrade linux-image-generic-64kUpgrade linux-image-generic-hwe-24.04Upgrade linux-image-generic-hwe-20.04Upgrade linux-image-4.4.0-1113-fipsUpgrade linux-image-azure-fipsUpgrade linux-image-4.4.0-268-genericUpgrade linux-image-4.4.0-268-lowlatencyUpgrade linux-image-virtual-hwe-24.04Upgrade linux-image-gcp-lts-20.04Upgrade linux-image-5.4.0-1139-azureUpgrade linux-image-4.15.0-2097-azure-fipsUpgrade linux-image-5.15.0-125-lowlatencyUpgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-6.8.0-1019-nvidia-64kUpgrade linux-image-5.15.0-1038-xilinx-zynqmpUpgrade linux-image-6.8.0-50-lowlatencyUpgrade linux-image-virtual-hwe-16.04Upgrade linux-image-intel-iotgUpgrade linux-image-virtualUpgrade linux-image-5.15.0-1067-nvidia-lowlatencyUpgrade linux-image-6.8.0-1020-azure-fdeUpgrade linux-image-intelUpgrade linux-image-oem-24.04aUpgrade linux-image-5.4.0-1082-ibmUpgrade linux-image-virtual-hwe-22.04Upgrade linux-image-4.15.0-237-lowlatencyUpgrade linux-image-4.15.0-1188-azureUpgrade linux-image-oem-22.04aUpgrade linux-image-5.15.0-1072-awsUpgrade linux-image-5.4.0-1094-bluefieldUpgrade linux-image-awsUpgrade linux-image-azure-lts-18.04Upgrade linux-image-gkeop-6.8Upgrade linux-image-5.15.0-125-lowlatency-64kUpgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-5.15.0-1075-azureUpgrade linux-image-oracle-lts-18.04Upgrade linux-image-5.15.0-1071-gcpUpgrade linux-image-lowlatency-hwe-24.04Upgrade linux-image-generic-64k-hwe-20.04Upgrade linux-image-generic-hwe-22.04Upgrade linux-image-gcpUpgrade linux-image-lowlatency-hwe-20.04Upgrade linux-image-6.8.0-1020-azureUpgrade linux-image-5.15.0-1070-oracleUpgrade linux-image-oem-20.04cUpgrade linux-image-oracle-64kUpgrade linux-image-4.15.0-2081-gcp-fipsUpgrade linux-image-gcp-lts-18.04Upgrade linux-image-lowlatency-64k-hwe-24.04Upgrade linux-image-ibmUpgrade linux-image-6.8.0-1019-nvidia-lowlatencyUpgrade linux-image-oem-22.04cUpgrade linux-image-lowlatencyUpgrade linux-image-azure-cvmUpgrade linux-image-lowlatency-lts-xenialUpgrade linux-image-oem-22.04bUpgrade linux-image-5.15.0-1067-nvidiaUpgrade linux-image-4.15.0-1173-gcpUpgrade linux-image-6.8.0-1002-gkeopUpgrade linux-image-5.4.0-200-lowlatencyUpgrade linux-image-5.4.0-1119-raspiUpgrade linux-image-4.15.0-2118-aws-fipsUpgrade linux-image-bluefieldUpgrade linux-image-oem-20.04dUpgrade linux-image-ibm-lts-20.04Upgrade linux-image-gke-5.15Upgrade linux-image-5.15.0-1069-kvmUpgrade linux-image-5.4.0-1102-gkeopUpgrade linux-image-aws-lts-22.04Upgrade linux-image-oem-24.04Upgrade linux-image-5.15.0-1067-intel-iotgUpgrade linux-image-6.8.0-1017-ibmUpgrade linux-image-nvidia-64kUpgrade linux-image-5.4.0-1140-azureUpgrade linux-image-azureUpgrade linux-image-4.4.0-1144-kvmUpgrade linux-image-azure-fdeUpgrade linux-image-gcp-fipsUpgrade linux-image-nvidia-lowlatencyUpgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-lowlatency-64k-hwe-20.04Upgrade linux-image-virtual-lts-xenialUpgrade linux-image-oem-22.04Upgrade linux-image-5.4.0-1123-kvmUpgrade linux-image-genericUpgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-6.8.0-1020-awsUpgrade linux-image-5.15.0-125-genericUpgrade linux-image-5.4.0-1135-awsUpgrade linux-image-5.4.0-1054-xilinx-zynqmpUpgrade linux-image-aws-lts-20.04Upgrade linux-image-4.15.0-1163-kvmUpgrade linux-image-4.15.0-237-genericUpgrade linux-image-virtual-hwe-18.04Upgrade linux-image-generic-lts-xenialUpgrade linux-image-raspiUpgrade linux-image-5.4.0-1044-iotUpgrade linux-image-raspi-hwe-18.04Upgrade linux-image-lowlatency-64kUpgrade linux-image-6.8.0-50-generic-64kUpgrade linux-image-raspi-nolpaeUpgrade linux-image-oemUpgrade linux-image-lowlatency-hwe-18.04Upgrade linux-image-gcp-lts-22.04Upgrade linux-image-aws-hweUpgrade linux-image-5.4.0-200-genericUpgrade linux-image-5.4.0-1139-gcpUpgrade linux-image-4.4.0-1143-awsUpgrade linux-image-4.15.0-1142-oracleUpgrade linux-image-4.15.0-1135-fipsUpgrade linux-image-nvidiaUpgrade linux-image-6.8.0-1019-nvidia-lowlatency-64kUpgrade linux-image-6.8.0-1018-oemUpgrade linux-image-gkeop-5.4Upgrade linux-image-virtual-hwe-20.04Upgrade linux-image-oem-20.04bUpgrade linux-image-nvidia-6.8Upgrade linux-image-azure-lts-22.04Upgrade linux-image-aws-fipsUpgrade linux-image-oracle-lts-22.04Upgrade linux-image-lowlatency-hwe-16.04Upgrade linux-image-oracle-lts-20.04Upgrade linux-image-azure-lts-20.04Upgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-generic-lpaeUpgrade linux-image-oem-22.04dUpgrade linux-image-6.8.0-1019-gcpUpgrade linux-image-5.4.0-1134-oracleUpgrade linux-image-5.15.0-1055-gkeopUpgrade linux-image-generic-lpae-hwe-20.04Upgrade linux-image-snapdragon-hwe-18.04Upgrade linux-image-5.15.0-1078-azureUpgrade linux-image-6.8.0-1017-oracleUpgrade linux-image-gkeUpgrade linux-image-aws-lts-18.04Upgrade linux-image-4.15.0-1180-awsUpgrade linux-image-oem-20.04Upgrade linux-image-xilinx-zynqmpUpgrade linux-image-generic-hwe-16.04Upgrade linux-image-5.15.0-1065-ibmUpgrade linux-image-gkeopUpgrade linux-image-fipsUpgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-6.8.0-1015-gkeUpgrade linux-image-5.15.0-125-generic-64kUpgrade linux-image-6.8.0-1016-raspiUpgrade linux-image-5.15.0-1069-gkeUpgrade linux-image-6.8.0-50-genericUpgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-6.8.0-1017-oracle-64kUpgrade linux-image-gkeop-5.15Upgrade linux-image-nvidia-64k-6.8Upgrade linux-image-6.8.0-50-lowlatency-64k | Nov 4, 2024 | Sep 18, 2024 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Oct 13, 2025 | Sep 18, 2024 |
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