A flaw was found in the Linux kernel's Layer 2 Tunneling Protocol (L2TP). A missing lock when clearing sk_user_data can lead to a race condition and NULL pointer dereference. A local user could use this flaw to potentially crash the system causing a denial of service.
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade kernel-abi-stablelistsUpgrade kernel-rt-develUpgrade kernel-rt-modulesUpgrade kernel-64k-coreUpgrade kernel-64k-debug-devel-matchedUpgrade kernel-rt-debug-kvmUpgrade kernel-zfcpdumpUpgrade rtlaUpgrade kernel-debugUpgrade kernel-debug-modules-extraUpgrade kernel-zfcpdump-develUpgrade kernel-debug-modules-coreUpgrade kernel-rt-debug-modules-coreUpgrade kernel-rt-debug-modulesUpgrade kernel-64k-debug-develUpgrade kernel-rt-debug-modules-extraUpgrade kernel-64k-develUpgrade kernel-coreUpgrade kernel-tools-libsUpgrade kernel-docUpgrade kernel-modulesUpgrade kernel-debug-develUpgrade kernel-debug-uki-virtUpgrade kernel-64k-debug-modules-coreUpgrade kernel-rt-debug-develUpgrade kernel-debug-coreUpgrade kernel-64k-debug-modulesUpgrade kernel-rtUpgrade kernel-64k-modules-coreUpgrade kernel-64k-modules-extraUpgrade kernel-uki-virtUpgrade kernel-debug-modulesUpgrade kernel-modules-extraUpgrade kernel-zfcpdump-modulesUpgrade kernel-64k-debugUpgrade kernel-rt-modules-coreUpgrade kernel-modules-coreUpgrade kernel-zfcpdump-modules-extraUpgrade kernel-toolsUpgrade kernel-rt-debugUpgrade kernel-develUpgrade bpftoolUpgrade kernel-zfcpdump-modules-coreUpgrade perfUpgrade kernel-64kUpgrade kernel-64k-modulesUpgrade kernel-devel-matchedUpgrade kernel-rt-modules-extraUpgrade kernel-cross-headersUpgrade kernel-zfcpdump-coreUpgrade python3-perfUpgrade kernel-debug-devel-matchedUpgrade kernel-rt-kvmUpgrade kernelUpgrade kernel-rt-debug-coreUpgrade kernel-zfcpdump-devel-matchedUpgrade kernel-tools-libs-develUpgrade kernel-64k-debug-coreUpgrade kernel-64k-debug-modules-extraUpgrade kernel-rt-coreUpgrade kernel-64k-devel-matched | May 15, 2023 | Nov 28, 2022 |
| Amazon Linux Ami 2 | — | Upgrade kernel-debuginfo-common-aarch64Upgrade python-perfUpgrade bpftoolUpgrade bpftool-debuginfoUpgrade kernel-livepatch-5.15.93-55.139Upgrade perfUpgrade kernel-livepatch-5.10.167-147.601Upgrade perf-debuginfoUpgrade kernel-toolsUpgrade kernel-tools-develUpgrade python-perf-debuginfoUpgrade kernel-tools-debuginfoUpgrade kernelUpgrade kernel-headersUpgrade kernel-debuginfoUpgrade kernel-develUpgrade kernel-debuginfo-common-x86_64 | Feb 24, 2023 | Nov 28, 2022 |
| Centos_linux | — | Upgrade kernelUpgrade kernel-rt | May 15, 2023 | Nov 28, 2022 |
| Debian | — | Upgrade linux | May 1, 2023 | Nov 28, 2022 |
| Huawei Euleros 2_0_sp10 | — | Upgrade kernel-toolsUpgrade python3-perfUpgrade kernel-abi-stablelistsUpgrade kernelUpgrade kernel-tools-libs | Feb 13, 2023 | Nov 28, 2022 |
| Huawei Euleros 2_0_sp11 | — | Upgrade kernel-abi-stablelistsUpgrade kernelUpgrade python3-perfUpgrade kernel-tools-libsUpgrade kernel-tools | Mar 8, 2023 | Nov 28, 2022 |
| Huawei Euleros 2_0_sp5 | — | Upgrade kernelUpgrade kernel-tools-libsUpgrade kernel-headersUpgrade python-perfUpgrade kernel-toolsUpgrade kernel-develUpgrade perf | Jun 9, 2023 | Nov 28, 2022 |
| Huawei Euleros 2_0_sp8 | — | Upgrade kernel-toolsUpgrade python-perfUpgrade kernel-develUpgrade perfUpgrade kernel-headersUpgrade bpftoolUpgrade kernel-tools-libsUpgrade python3-perfUpgrade kernel | Feb 9, 2023 | Nov 28, 2022 |
| Oracle_linux | — | Upgrade kernelUpgrade kernel-uek | Mar 17, 2023 | Aug 10, 2022 |
| Redhat_linux | — | No solution existsUpgrade kernel-rtUpgrade kernel | May 15, 2023 | Nov 28, 2022 |
| Suse | — | Upgrade kernel-64kb-livepatch-develUpgrade dtb-apmUpgrade kernel-docs-htmlUpgrade kernel-vanilla-livepatch-develUpgrade ocfs2-kmp-rtUpgrade gfs2-kmp-64kbUpgrade dtb-qcomUpgrade kernel-docsUpgrade ocfs2-kmp-preemptUpgrade kernel-64kbUpgrade kernel-syms-rtUpgrade kernel-azure-baseUpgrade kernel-symsUpgrade kernel-obs-qaUpgrade dlm-kmp-azureUpgrade dtb-rockchipUpgrade kernel-default-base-rebuildUpgrade kernel-azure-develUpgrade kernel-rtUpgrade gfs2-kmp-rtUpgrade dtb-appleUpgrade dlm-kmp-defaultUpgrade kernel-vanillaUpgrade dtb-marvellUpgrade kernel-kvmsmallUpgrade kernel-syms-azureUpgrade kernel-debug-baseUpgrade kernel-debug-livepatch-develUpgrade dtb-amlogicUpgrade kernel-default-extraUpgrade kernel-azure-extraUpgrade kernel-rt_debugUpgrade cluster-md-kmp-defaultUpgrade kernel-zfcpdumpUpgrade kernel-default-manUpgrade kernel-kvmsmall-develUpgrade kernel-macrosUpgrade kernel-azure-livepatch-develUpgrade dtb-armUpgrade kselftests-kmp-defaultUpgrade dtb-socionextUpgrade kernel-devel-azureUpgrade cluster-md-kmp-azureUpgrade kernel-vanilla-baseUpgrade gfs2-kmp-defaultUpgrade dtb-allwinnerUpgrade reiserfs-kmp-64kbUpgrade dtb-renesasUpgrade cluster-md-kmp-rtUpgrade kernel-kvmsmall-livepatch-develUpgrade kernel-zfcpdump-manUpgrade kernel-vanilla-develUpgrade kernel-default-livepatch-develUpgrade ocfs2-kmp-defaultUpgrade kernel-default-develUpgrade kernel-source-vanillaUpgrade kernel-debugUpgrade dtb-sprdUpgrade kernel-default-livepatchUpgrade kernel-defaultUpgrade kernel-azure-optionalUpgrade dtb-zteUpgrade dtb-hisiliconUpgrade reiserfs-kmp-azureUpgrade kernel-preempt-extraUpgrade kernel-preempt-develUpgrade kselftests-kmp-64kbUpgrade kernel-default-baseUpgrade dtb-xilinxUpgrade kernel-kvmsmall-baseUpgrade dtb-broadcomUpgrade dtb-exynosUpgrade dtb-caviumUpgrade kernel-preempt-optionalUpgrade dlm-kmp-preemptUpgrade dtb-amdUpgrade dtb-amazonUpgrade kernel-default-optionalUpgrade kselftests-kmp-azureUpgrade cluster-md-kmp-64kbUpgrade kernel-source-rtUpgrade kernel-64kb-extraUpgrade dlm-kmp-rtUpgrade kselftests-kmp-preemptUpgrade kernel-64kb-optionalUpgrade kernel-develUpgrade gfs2-kmp-preemptUpgrade dtb-mediatekUpgrade dtb-lgUpgrade kernel-debug-develUpgrade dlm-kmp-64kbUpgrade reiserfs-kmp-defaultUpgrade dtb-nvidiaUpgrade ocfs2-kmp-64kbUpgrade kernel-source-azureUpgrade kernel-64kb-develUpgrade ocfs2-kmp-azureUpgrade dtb-freescaleUpgrade dtb-alteraUpgrade kernel-preempt-livepatch-develUpgrade kernel-devel-rtUpgrade cluster-md-kmp-preemptUpgrade kernel-rt-develUpgrade kernel-sourceUpgrade kernel-rt_debug-develUpgrade kernel-obs-buildUpgrade kernel-azureUpgrade kernel-preemptUpgrade gfs2-kmp-azureUpgrade dtb-alUpgrade reiserfs-kmp-preempt | Dec 19, 2022 | Nov 28, 2022 |
| Ubuntu | — | Upgrade linux-image-generic-lpaeUpgrade linux-image-5.4.0-1097-gkeUpgrade linux-image-5.19.0-1022-ibmUpgrade linux-image-5.19.0-42-generic-64kUpgrade linux-image-azure-fdeUpgrade linux-image-aws-lts-22.04Upgrade linux-image-generic-64k-hwe-20.04Upgrade linux-image-kvmUpgrade linux-image-lowlatency-hwe-20.04Upgrade linux-image-raspi-nolpaeUpgrade linux-image-gcp-lts-20.04Upgrade linux-image-5.15.0-1027-raspiUpgrade linux-image-generic-64kUpgrade linux-image-raspi2Upgrade linux-image-5.19.0-1018-raspiUpgrade linux-image-oem-20.04bUpgrade linux-image-generic-hwe-22.04Upgrade linux-image-azure-lts-22.04Upgrade linux-image-generic-lpae-hwe-18.04Upgrade linux-image-5.15.0-70-lowlatency-64kUpgrade linux-image-lowlatencyUpgrade linux-image-generic-lpae-hwe-22.04Upgrade linux-image-oem-osp1Upgrade linux-image-5.15.0-70-lowlatencyUpgrade linux-image-lowlatency-64kUpgrade linux-image-ibmUpgrade linux-image-genericUpgrade linux-image-5.15.0-1018-gkeopUpgrade linux-image-5.15.0-70-generic-64kUpgrade linux-image-5.19.0-1023-oracleUpgrade linux-image-oem-20.04dUpgrade linux-image-gkeop-5.4Upgrade linux-image-gcpUpgrade linux-image-aws-lts-20.04Upgrade linux-image-virtualUpgrade linux-image-generic-hwe-18.04Upgrade linux-image-5.4.0-1089-kvmUpgrade linux-image-5.19.0-1024-gcpUpgrade linux-image-ibm-lts-20.04Upgrade linux-image-5.15.0-1036-azure-fdeUpgrade linux-image-5.19.0-1018-raspi-nolpaeUpgrade linux-image-gkeopUpgrade linux-image-gke-5.15Upgrade linux-image-5.19.0-1024-lowlatency-64kUpgrade linux-image-azure-lts-20.04Upgrade linux-image-5.15.0-1032-gcpUpgrade linux-image-5.15.0-70-generic-lpaeUpgrade linux-image-5.4.0-1083-raspiUpgrade linux-image-5.15.0-1030-intel-iotgUpgrade linux-image-5.19.0-1025-awsUpgrade linux-image-bluefieldUpgrade linux-image-5.15.0-1028-ibmUpgrade linux-image-azureUpgrade linux-image-gke-5.4Upgrade linux-image-5.4.0-147-genericUpgrade linux-image-awsUpgrade linux-image-oracleUpgrade linux-image-gkeUpgrade linux-image-5.4.0-1099-oracleUpgrade linux-image-5.4.0-147-generic-lpaeUpgrade linux-image-5.19.0-42-genericUpgrade linux-image-oem-20.04cUpgrade linux-image-intel-iotgUpgrade linux-image-5.15.0-70-genericUpgrade linux-image-generic-lpae-hwe-20.04Upgrade linux-image-5.4.0-1067-gkeopUpgrade linux-image-5.19.0-42-generic-lpaeUpgrade linux-image-raspi-hwe-18.04Upgrade linux-image-5.4.0-1024-xilinx-zynqmpUpgrade linux-image-5.4.0-1062-bluefieldUpgrade linux-image-virtual-hwe-18.04Upgrade linux-image-generic-hwe-20.04Upgrade linux-image-oemUpgrade linux-image-5.4.0-1017-iotUpgrade linux-image-azure-cvmUpgrade linux-image-5.19.0-1026-azureUpgrade linux-image-intelUpgrade linux-image-virtual-hwe-22.04Upgrade linux-image-5.15.0-1031-kvmUpgrade linux-image-lowlatency-64k-hwe-20.04Upgrade linux-image-oem-20.04Upgrade linux-image-5.4.0-1103-gcpUpgrade linux-image-5.15.0-1034-awsUpgrade linux-image-raspiUpgrade linux-image-oracle-lts-20.04Upgrade linux-image-5.15.0-1031-gkeUpgrade linux-image-5.15.0-1028-intel-iotgUpgrade linux-image-5.19.0-1024-lowlatencyUpgrade linux-image-5.15.0-1036-azureUpgrade linux-image-5.4.0-1100-awsUpgrade linux-image-5.4.0-1106-azureUpgrade linux-image-5.4.0-1047-ibmUpgrade linux-image-5.15.0-1033-oracleUpgrade linux-image-5.4.0-147-lowlatencyUpgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-snapdragon-hwe-18.04Upgrade linux-image-5.15.0-1027-raspi-nolpaeUpgrade linux-image-virtual-hwe-20.04Upgrade linux-image-lowlatency-hwe-18.04Upgrade linux-image-gkeop-5.15Upgrade linux-image-xilinx-zynqmpUpgrade linux-image-5.19.0-1023-kvm | Apr 21, 2023 | Nov 28, 2022 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Nov 28, 2022 |
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