In the Linux kernel, the following vulnerability has been resolved:
mm: prevent derefencing NULL ptr in pfn_section_valid()
Commit 5ec8e8ea8b77 ("mm/sparsemem: fix race in accessing memory_section->usage") changed pfn_section_valid() to add a READ_ONCE() call around "ms->usage" to fix a race with section_deactivate() where ms->usage can be cleared. The READ_ONCE() call, by itself, is not enough to prevent NULL pointer dereference. We need to check its value before dereferencing it.
CVSS Details
- CVSS 3.1 Base Score: 5.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade kernel-debug-modules-extraUpgrade kernel-64k-develUpgrade kernel-64k-debug-modulesUpgrade kernel-rt-debug-modulesUpgrade kernel-debug-coreUpgrade kernel-debug-uki-virtUpgrade kernel-tools-libsUpgrade kernel-debugUpgrade kernel-rt-debug-coreUpgrade bpftoolUpgrade kernel-debug-modulesUpgrade kernel-coreUpgrade kernel-debug-modules-coreUpgrade kernel-rt-develUpgrade kernel-64k-modules-extraUpgrade kernel-zfcpdumpUpgrade kernel-64k-debug-modules-coreUpgrade kernelUpgrade kernel-64k-modulesUpgrade kernel-rt-kvmUpgrade rtlaUpgrade kernel-modules-extraUpgrade kernel-zfcpdump-modules-extraUpgrade kernel-64kUpgrade kernel-rt-debugUpgrade kernel-64k-modules-coreUpgrade kernel-modulesUpgrade kernel-64k-debug-coreUpgrade kernel-debug-develUpgrade kernel-cross-headersUpgrade kernel-64k-debug-develUpgrade kernel-rt-modules-extraUpgrade kernel-zfcpdump-devel-matchedUpgrade kernel-rt-coreUpgrade kernel-develUpgrade kernel-abi-stablelistsUpgrade perfUpgrade kernel-toolsUpgrade kernel-devel-matchedUpgrade kernel-rt-modules-coreUpgrade kernel-64k-devel-matchedUpgrade kernel-zfcpdump-modulesUpgrade kernel-zfcpdump-modules-coreUpgrade kernel-debug-devel-matchedUpgrade kernel-rt-modulesUpgrade kernel-rt-debug-kvmUpgrade kernel-docUpgrade kernel-64k-debug-devel-matchedUpgrade kernel-zfcpdump-coreUpgrade kernel-64k-debugUpgrade kernel-modules-coreUpgrade libperfUpgrade kernel-rt-debug-modules-extraUpgrade kernel-rt-debug-develUpgrade kernel-uki-virtUpgrade rvUpgrade kernel-64k-debug-modules-extraUpgrade kernel-rtUpgrade kernel-rt-debug-modules-coreUpgrade kernel-headersUpgrade python3-perfUpgrade kernel-64k-coreUpgrade kernel-tools-libs-develUpgrade kernel-zfcpdump-devel | Sep 26, 2024 | Jul 29, 2024 |
| Amazon Linux Ami 2 | — | Upgrade kernel-debuginfo-common-x86_64Upgrade python-perfUpgrade bpftool-debuginfoUpgrade python-perf-debuginfoUpgrade kernel-toolsUpgrade perf-debuginfoUpgrade kernel-headersUpgrade kernel-debuginfoUpgrade kernel-tools-debuginfoUpgrade kernelUpgrade bpftoolUpgrade kernel-develUpgrade perfUpgrade kernel-tools-develUpgrade kernel-debuginfo-common-aarch64Upgrade kernel-livepatch-5.10.223-211.872Upgrade kernel-livepatch-5.15.164-108.161 | Aug 28, 2024 | Jul 29, 2024 |
| Amazon_linux_2023 | — | Upgrade kernel-debuginfoUpgrade kernel-headersUpgrade perfUpgrade kernel-modules-extraUpgrade kernel-tools-debuginfoUpgrade perf-debuginfoUpgrade bpftool-debuginfoUpgrade kernel-libbpfUpgrade kernel-tools-develUpgrade kernel-debuginfo-common-aarch64Upgrade python3-perfUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-develUpgrade kernelUpgrade python3-perf-debuginfoUpgrade kernel-toolsUpgrade kernel-libbpf-staticUpgrade kernel-modules-extra-commonUpgrade kernel-livepatch-6.1.102-108.177Upgrade bpftoolUpgrade kernel-libbpf-devel | Feb 17, 2025 | Jul 29, 2024 |
| Debian | — | Upgrade linux-6.1Upgrade linux | Aug 14, 2024 | Jul 29, 2024 |
| Oracle_linux | — | Upgrade kernel | Oct 16, 2024 | Jul 29, 2024 |
| Redhat_linux | — | Upgrade kernelNo solution existsUpgrade kernel-rt | Sep 25, 2024 | Jul 29, 2024 |
| Rocky_linux | — | Upgrade kernel-rt-develUpgrade kernel-debug-modules-coreUpgrade kernel-tools-libsUpgrade kernel-debuginfoUpgrade kernel-modulesUpgrade kernel-rt-debugUpgrade kernel-rt-debug-debuginfoUpgrade python3-perfUpgrade kernel-debug-uki-virtUpgrade kernel-develUpgrade kernel-zfcpdump-develUpgrade kernel-uki-virtUpgrade python3-perf-debuginfoUpgrade kernel-tools-debuginfoUpgrade kernel-debug-develUpgrade kernel-rt-debug-develUpgrade kernel-coreUpgrade kernel-zfcpdump-debuginfoUpgrade kernel-zfcpdumpUpgrade kernel-rt-debuginfo-common-x86_64Upgrade rtlaUpgrade kernel-debug-debuginfoUpgrade kernel-debug-modulesUpgrade kernel-debugUpgrade perf-debuginfoUpgrade perfUpgrade kernel-rt-debug-modulesUpgrade kernel-modules-extraUpgrade kernel-zfcpdump-modules-extraUpgrade kernel-headersUpgrade kernel-rt-coreUpgrade kernelUpgrade kernel-cross-headersUpgrade kernel-debug-coreUpgrade kernel-rt-debug-modules-extraUpgrade kernel-rt-debug-kvmUpgrade kernel-modules-coreUpgrade rvUpgrade kernel-rt-debug-coreUpgrade kernel-zfcpdump-modules-coreUpgrade libperf-debuginfoUpgrade kernel-rt-modulesUpgrade kernel-tools-libs-develUpgrade libperfUpgrade kernel-zfcpdump-coreUpgrade kernel-rt-debug-modules-coreUpgrade kernel-debug-devel-matchedUpgrade kernel-zfcpdump-devel-matchedUpgrade kernel-rt-modules-coreUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-debug-modules-extraUpgrade kernel-rt-kvmUpgrade kernel-rtUpgrade bpftoolUpgrade kernel-rt-debuginfoUpgrade bpftool-debuginfoUpgrade kernel-devel-matchedUpgrade kernel-zfcpdump-modulesUpgrade kernel-rt-modules-extraUpgrade kernel-tools | Sep 17, 2024 | Jul 29, 2024 |
| Suse | — | Upgrade kernel-source-vanillaUpgrade kernel-obs-buildUpgrade kselftests-kmp-defaultUpgrade dtb-socionextUpgrade kernel-rt-extraUpgrade ocfs2-kmp-azureUpgrade kernel-rt-vdsoUpgrade dtb-mediatekUpgrade dtb-rockchipUpgrade gfs2-kmp-defaultUpgrade kernel-debug-develUpgrade kernel-azure-vdsoUpgrade kernel-develUpgrade dlm-kmp-rtUpgrade kernel-debug-vdsoUpgrade kernel-azureUpgrade reiserfs-kmp-rtUpgrade kernel-default-baseUpgrade kernel-devel-rtUpgrade reiserfs-kmp-azureUpgrade dlm-kmp-defaultUpgrade kernel-rt_debug-vdsoUpgrade dtb-sprdUpgrade kernel-rt-optionalUpgrade ocfs2-kmp-defaultUpgrade dtb-nvidiaUpgrade kernel-default-livepatch-develUpgrade dtb-armUpgrade dtb-xilinxUpgrade gfs2-kmp-azureUpgrade kernel-default-base-rebuildUpgrade kselftests-kmp-rtUpgrade reiserfs-kmp-defaultUpgrade cluster-md-kmp-64kbUpgrade kernel-rt-develUpgrade dtb-amdUpgrade dlm-kmp-azureUpgrade kernel-64kb-extraUpgrade kernel-defaultUpgrade kernel-syms-rtUpgrade kselftests-kmp-azureUpgrade dtb-renesasUpgrade kernel-kvmsmall-vdsoUpgrade dtb-allwinnerUpgrade kernel-rt_debugUpgrade kernel-docsUpgrade kernel-rt-livepatch-develUpgrade kernel-default-develUpgrade reiserfs-kmp-64kbUpgrade ocfs2-kmp-rtUpgrade dtb-lgUpgrade dtb-hisiliconUpgrade dtb-alteraUpgrade kernel-zfcpdumpUpgrade dtb-caviumUpgrade dlm-kmp-64kbUpgrade kernel-sourceUpgrade dtb-marvellUpgrade kernel-64kbUpgrade kernel-rtUpgrade kernel-64kb-optionalUpgrade ocfs2-kmp-64kbUpgrade kernel-default-livepatchUpgrade kselftests-kmp-64kbUpgrade kernel-source-azureUpgrade kernel-azure-extraUpgrade kernel-rt_debug-develUpgrade dtb-amlogicUpgrade dtb-qcomUpgrade dtb-appleUpgrade kernel-kvmsmall-develUpgrade kernel-kvmsmallUpgrade kernel-default-vdsoUpgrade kernel-default-extraUpgrade cluster-md-kmp-defaultUpgrade kernel-azure-optionalUpgrade kernel-source-rtUpgrade kernel-syms-azureUpgrade kernel-macrosUpgrade dtb-broadcomUpgrade gfs2-kmp-64kbUpgrade kernel-docs-htmlUpgrade kernel-default-optionalUpgrade dtb-exynosUpgrade kernel-obs-qaUpgrade kernel-devel-azureUpgrade kernel-debugUpgrade kernel-64kb-develUpgrade dtb-freescaleUpgrade cluster-md-kmp-azureUpgrade dtb-apmUpgrade dtb-amazonUpgrade cluster-md-kmp-rtUpgrade kernel-symsUpgrade kernel-azure-develUpgrade gfs2-kmp-rt | Dec 5, 2025 | Sep 12, 2024 |
| Ubuntu | — | Upgrade linux-image-6.8.0-48-genericUpgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-awsUpgrade linux-image-5.15.0-1064-nvidiaUpgrade linux-image-6.8.0-1017-nvidia-64kUpgrade linux-image-5.15.0-1066-gkeUpgrade linux-image-6.8.0-1017-gcpUpgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-generic-hwe-24.04Upgrade linux-image-5.15.0-121-lowlatency-64kUpgrade linux-image-virtual-hwe-24.04Upgrade linux-image-6.8.0-48-lowlatency-64kUpgrade linux-image-oem-20.04Upgrade linux-image-6.8.0-1014-ibmUpgrade linux-image-6.8.0-1014-raspiUpgrade linux-image-virtual-hwe-20.04Upgrade linux-image-5.15.0-1062-raspiUpgrade linux-image-6.8.0-1017-nvidia-lowlatencyUpgrade linux-image-azure-fdeUpgrade linux-image-oracle-lts-22.04Upgrade linux-image-5.15.0-1072-azure-fdeUpgrade linux-image-azure-cvmUpgrade linux-image-generic-hwe-20.04Upgrade linux-image-6.8.0-1015-oracleUpgrade linux-image-5.15.0-1064-intel-iotgUpgrade linux-image-raspiUpgrade linux-image-azure-fde-lts-22.04Upgrade linux-image-oem-22.04bUpgrade linux-image-6.8.0-1016-azure-fdeUpgrade linux-image-generic-hwe-22.04Upgrade linux-image-oem-24.04aUpgrade linux-image-kvmUpgrade linux-image-5.15.0-1067-oracleUpgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-azureUpgrade linux-image-5.15.0-1035-xilinx-zynqmpUpgrade linux-image-6.8.0-1015-oracle-64kUpgrade linux-image-6.8.0-1017-nvidiaUpgrade linux-image-6.8.0-1016-oemUpgrade linux-image-oem-22.04cUpgrade linux-image-6.8.0-1018-awsUpgrade linux-image-oem-22.04dUpgrade linux-image-5.15.0-121-generic-lpaeUpgrade linux-image-gkeop-5.15Upgrade linux-image-ibm-lts-24.04Upgrade linux-image-intel-iotgUpgrade linux-image-virtual-hwe-22.04Upgrade linux-image-generic-lpae-hwe-20.04Upgrade linux-image-oem-20.04cUpgrade linux-image-oracle-64kUpgrade linux-image-oem-20.04dUpgrade linux-image-nvidia-64kUpgrade linux-image-oem-24.04Upgrade linux-image-gcpUpgrade linux-image-6.8.0-1017-azure-fdeUpgrade linux-image-nvidia-64k-6.8Upgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-generic-64kUpgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-virtualUpgrade linux-image-6.8.0-48-generic-64kUpgrade linux-image-6.8.0-1013-gkeUpgrade linux-image-5.15.0-1052-gkeopUpgrade linux-image-gcp-lts-22.04Upgrade linux-image-intelUpgrade linux-image-ibmUpgrade linux-image-6.8.0-1016-gcpUpgrade linux-image-nvidia-6.8Upgrade linux-image-generic-lpaeUpgrade linux-image-5.15.0-1066-kvmUpgrade linux-image-5.15.0-1064-nvidia-lowlatencyUpgrade linux-image-6.8.0-1002-gkeopUpgrade linux-image-gkeUpgrade linux-image-5.15.0-121-lowlatencyUpgrade linux-image-oem-22.04Upgrade linux-image-6.8.0-1017-nvidia-lowlatency-64kUpgrade linux-image-lowlatency-hwe-24.04Upgrade linux-image-genericUpgrade linux-image-5.15.0-1068-gcpUpgrade linux-image-raspi-nolpaeUpgrade linux-image-6.8.0-1017-azureUpgrade linux-image-lowlatency-64k-hwe-20.04Upgrade linux-image-oem-22.04aUpgrade linux-image-lowlatency-64kUpgrade linux-image-5.15.0-121-generic-64kUpgrade linux-image-xilinx-zynqmpUpgrade linux-image-5.15.0-1069-awsUpgrade linux-image-6.8.0-48-lowlatencyUpgrade linux-image-gkeopUpgrade linux-image-5.15.0-1062-ibmUpgrade linux-image-azure-lts-22.04Upgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-lowlatency-hwe-20.04Upgrade linux-image-gke-5.15Upgrade linux-image-generic-64k-hwe-20.04Upgrade linux-image-oem-20.04bUpgrade linux-image-5.15.0-121-genericUpgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-lowlatencyUpgrade linux-image-6.8.0-1016-azureUpgrade linux-image-nvidia-lowlatencyUpgrade linux-image-oracleUpgrade linux-image-nvidiaUpgrade linux-image-ibm-classicUpgrade linux-image-lowlatency-64k-hwe-24.04Upgrade linux-image-5.15.0-1072-azureUpgrade linux-image-gkeop-6.8Upgrade linux-image-aws-lts-22.04 | Sep 16, 2024 | Jul 29, 2024 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Jul 29, 2024 |
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