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