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 kernel-livepatch-4.14.355-271.569Upgrade python-perfUpgrade kernel-toolsUpgrade bpftool-debuginfoUpgrade kernel-livepatch-5.10.226-214.879Upgrade perf-debuginfoUpgrade perfUpgrade kernel-debuginfo-common-aarch64Upgrade bpftoolUpgrade kernel-headersUpgrade kernel-develUpgrade kernelUpgrade kernel-tools-develUpgrade kernel-tools-debuginfoUpgrade kernel-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade python-perf-debuginfo | Oct 3, 2024 | Sep 18, 2024 |
| Debian | — | Upgrade linuxUpgrade linux-6.1 | Oct 7, 2024 | Sep 18, 2024 |
| Oracle_linux | — | Upgrade kernel-uek | Nov 21, 2024 | Sep 18, 2024 |
| Suse | — | Upgrade cluster-md-kmp-rtUpgrade dtb-lgUpgrade kernel-default-develUpgrade dlm-kmp-64kbUpgrade dtb-amazonUpgrade kernel-syms-azureUpgrade dtb-sprdUpgrade reiserfs-kmp-defaultUpgrade reiserfs-kmp-64kbUpgrade dtb-allwinnerUpgrade kernel-sourceUpgrade kernel-rt-extraUpgrade kernel-develUpgrade kselftests-kmp-azureUpgrade kernel-64kb-optionalUpgrade ocfs2-kmp-defaultUpgrade dtb-freescaleUpgrade kselftests-kmp-64kbUpgrade cluster-md-kmp-azureUpgrade dtb-marvellUpgrade gfs2-kmp-azureUpgrade kernel-azure-extraUpgrade dtb-exynosUpgrade cluster-md-kmp-64kbUpgrade kernel-kvmsmall-livepatch-develUpgrade kernel-default-optionalUpgrade kernel-default-vdsoUpgrade kernel-default-livepatchUpgrade kernel-docs-htmlUpgrade kernel-64kb-extraUpgrade kernel-obs-buildUpgrade kernel-azure-optionalUpgrade kernel-rt-vdsoUpgrade dtb-alteraUpgrade dtb-broadcomUpgrade kernel-rt-livepatchUpgrade kernel-kvmsmall-vdsoUpgrade dtb-caviumUpgrade dtb-appleUpgrade kernel-rt_debug-livepatch-develUpgrade ocfs2-kmp-64kbUpgrade kernel-source-rtUpgrade kernel-debug-vdsoUpgrade kernel-debug-develUpgrade kernel-azureUpgrade kernel-source-vanillaUpgrade kernel-rtUpgrade kernel-devel-azureUpgrade kernel-kvmsmall-develUpgrade ocfs2-kmp-azureUpgrade kernel-rt-optionalUpgrade kernel-rt_debug-develUpgrade kernel-source-azureUpgrade kernel-azure-vdsoUpgrade kernel-defaultUpgrade kselftests-kmp-rtUpgrade kselftests-kmp-defaultUpgrade reiserfs-kmp-rtUpgrade dtb-hisiliconUpgrade dlm-kmp-rtUpgrade dtb-xilinxUpgrade kernel-64kb-develUpgrade kernel-default-baseUpgrade kernel-rt_debugUpgrade reiserfs-kmp-azureUpgrade cluster-md-kmp-defaultUpgrade ocfs2-kmp-rtUpgrade dtb-apmUpgrade dtb-amlogicUpgrade dtb-amdUpgrade kernel-symsUpgrade kernel-rt-develUpgrade kernel-debugUpgrade dtb-rockchipUpgrade dtb-mediatekUpgrade dtb-armUpgrade kernel-rt_debug-vdsoUpgrade kernel-rt-livepatch-develUpgrade kernel-zfcpdumpUpgrade gfs2-kmp-64kbUpgrade kernel-obs-qaUpgrade kernel-azure-livepatch-develUpgrade dtb-renesasUpgrade kernel-macrosUpgrade kernel-default-base-rebuildUpgrade kernel-default-livepatch-develUpgrade kernel-64kb-livepatch-develUpgrade gfs2-kmp-rtUpgrade dtb-socionextUpgrade kernel-syms-rtUpgrade kernel-kvmsmallUpgrade dtb-nvidiaUpgrade kernel-debug-livepatch-develUpgrade dlm-kmp-defaultUpgrade kernel-docsUpgrade kernel-default-extraUpgrade kernel-azure-develUpgrade dlm-kmp-azureUpgrade kernel-devel-rt | Dec 5, 2025 | Oct 8, 2024 |
| Ubuntu | — | Upgrade linux-image-6.8.0-1017-ibmUpgrade linux-image-5.4.0-1139-azureUpgrade linux-image-generic-64kUpgrade linux-image-5.15.0-1038-xilinx-zynqmpUpgrade linux-image-oem-osp1Upgrade linux-image-4.4.0-268-genericUpgrade linux-image-gcp-lts-18.04Upgrade linux-image-intel-iotgUpgrade linux-image-4.15.0-237-lowlatencyUpgrade linux-image-4.15.0-1188-azureUpgrade linux-image-5.15.0-1067-nvidia-lowlatencyUpgrade linux-image-5.15.0-1072-awsUpgrade linux-image-intelUpgrade linux-image-5.4.0-1094-bluefieldUpgrade linux-image-oem-20.04dUpgrade linux-image-6.8.0-1020-azure-fdeUpgrade linux-image-virtual-hwe-22.04Upgrade linux-image-5.4.0-1082-ibmUpgrade linux-image-5.15.0-1075-azureUpgrade linux-image-azure-lts-18.04Upgrade linux-image-5.15.0-1067-intel-iotgUpgrade linux-image-generic-hwe-22.04Upgrade linux-image-ibmUpgrade linux-image-5.15.0-125-lowlatencyUpgrade linux-image-oem-20.04cUpgrade linux-image-lowlatency-hwe-20.04Upgrade linux-image-4.15.0-2118-aws-fipsUpgrade linux-image-virtual-hwe-24.04Upgrade linux-image-5.15.0-1065-raspiUpgrade linux-image-raspi2Upgrade linux-image-5.15.0-125-lowlatency-64kUpgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-generic-hwe-18.04Upgrade linux-image-5.4.0-200-generic-lpaeUpgrade linux-image-oem-22.04aUpgrade linux-image-4.4.0-1113-fipsUpgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-4.4.0-268-lowlatencyUpgrade linux-image-lowlatency-hwe-24.04Upgrade linux-image-oem-22.04bUpgrade linux-image-4.15.0-1173-gcpUpgrade linux-image-lowlatencyUpgrade linux-image-aws-lts-22.04Upgrade linux-image-5.4.0-1119-raspiUpgrade linux-image-6.8.0-1019-nvidiaUpgrade linux-image-ibm-classicUpgrade linux-image-lowlatency-64k-hwe-24.04Upgrade linux-image-oem-24.04aUpgrade linux-image-oracle-64kUpgrade linux-image-ibm-lts-24.04Upgrade linux-image-6.8.0-1019-nvidia-lowlatencyUpgrade linux-image-5.4.0-200-lowlatencyUpgrade linux-image-6.8.0-1002-gkeopUpgrade linux-image-5.4.0-1102-gkeopUpgrade linux-image-oem-22.04cUpgrade linux-image-4.4.0-1181-awsUpgrade linux-image-kvmUpgrade linux-image-oracleUpgrade linux-image-azure-fipsUpgrade linux-image-6.8.0-1019-nvidia-64kUpgrade linux-image-4.15.0-2097-azure-fipsUpgrade linux-image-gcp-lts-20.04Upgrade linux-image-gcpUpgrade linux-image-5.15.0-1071-gcpUpgrade linux-image-gkeop-6.8Upgrade linux-image-azure-cvmUpgrade linux-image-gke-5.15Upgrade linux-image-5.15.0-1067-nvidiaUpgrade linux-image-oracle-lts-18.04Upgrade linux-image-lowlatency-lts-xenialUpgrade linux-image-ibm-lts-20.04Upgrade linux-image-generic-hwe-24.04Upgrade linux-image-5.15.0-1070-oracleUpgrade linux-image-nvidia-64kUpgrade linux-image-generic-hwe-20.04Upgrade linux-image-bluefieldUpgrade linux-image-4.15.0-2081-gcp-fipsUpgrade linux-image-generic-64k-hwe-20.04Upgrade linux-image-6.8.0-1020-azureUpgrade linux-image-virtual-hwe-16.04Upgrade linux-image-oem-24.04Upgrade linux-image-virtualUpgrade linux-image-5.15.0-125-generic-lpaeUpgrade linux-image-5.15.0-1069-kvmUpgrade linux-image-6.8.0-50-lowlatencyUpgrade linux-image-awsUpgrade linux-image-5.4.0-1139-gcpUpgrade linux-image-oracle-lts-20.04Upgrade linux-image-raspiUpgrade linux-image-raspi-hwe-18.04Upgrade linux-image-4.15.0-1142-oracleUpgrade linux-image-6.8.0-1019-gcpUpgrade linux-image-5.15.0-125-generic-64kUpgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-gkeop-5.15Upgrade linux-image-6.8.0-1015-gkeUpgrade linux-image-6.8.0-1016-raspiUpgrade linux-image-5.4.0-1123-kvmUpgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-oemUpgrade linux-image-virtual-hwe-20.04Upgrade linux-image-6.8.0-1018-oemUpgrade linux-image-azure-lts-22.04Upgrade linux-image-6.8.0-1019-nvidia-lowlatency-64kUpgrade linux-image-nvidia-6.8Upgrade linux-image-aws-fipsUpgrade linux-image-oem-20.04bUpgrade linux-image-oem-22.04dUpgrade linux-image-generic-lpaeUpgrade linux-image-nvidia-64k-6.8Upgrade linux-image-lowlatency-64k-hwe-20.04Upgrade linux-image-6.8.0-50-lowlatency-64kUpgrade linux-image-6.8.0-1017-oracle-64kUpgrade linux-image-6.8.0-50-genericUpgrade linux-image-5.15.0-1069-gkeUpgrade linux-image-nvidia-lowlatencyUpgrade linux-image-virtual-lts-xenialUpgrade linux-image-oem-22.04Upgrade linux-image-lowlatency-64kUpgrade linux-image-nvidiaUpgrade linux-image-oracle-lts-22.04Upgrade linux-image-aws-hweUpgrade linux-image-5.4.0-1044-iotUpgrade linux-image-azure-lts-20.04Upgrade linux-image-generic-lpae-hwe-20.04Upgrade linux-image-gkeopUpgrade linux-image-gcp-lts-22.04Upgrade linux-image-raspi-nolpaeUpgrade linux-image-4.15.0-237-genericUpgrade linux-image-azureUpgrade linux-image-gcp-fipsUpgrade linux-image-generic-lts-xenialUpgrade linux-image-virtual-hwe-18.04Upgrade linux-image-6.8.0-50-generic-64kUpgrade linux-image-aws-lts-18.04Upgrade linux-image-4.4.0-1144-kvmUpgrade linux-image-5.4.0-1140-azureUpgrade linux-image-5.15.0-1065-ibmUpgrade linux-image-gkeUpgrade linux-image-azure-fdeUpgrade linux-image-6.8.0-1017-oracleUpgrade linux-image-genericUpgrade linux-image-5.15.0-125-genericUpgrade linux-image-aws-lts-20.04Upgrade linux-image-5.4.0-1135-awsUpgrade linux-image-6.8.0-1020-awsUpgrade linux-image-5.4.0-1054-xilinx-zynqmpUpgrade linux-image-4.15.0-1163-kvmUpgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-5.15.0-1078-azureUpgrade linux-image-5.4.0-200-genericUpgrade linux-image-snapdragon-hwe-18.04Upgrade linux-image-gkeop-5.4Upgrade linux-image-oem-20.04Upgrade linux-image-lowlatency-hwe-18.04Upgrade linux-image-4.15.0-1135-fipsUpgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-5.15.0-1055-gkeopUpgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-xilinx-zynqmpUpgrade linux-image-generic-hwe-16.04Upgrade linux-image-4.15.0-1180-awsUpgrade linux-image-5.4.0-1134-oracleUpgrade linux-image-fipsUpgrade linux-image-4.4.0-1143-awsUpgrade linux-image-lowlatency-hwe-16.04 | 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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