net/netfilter/nf_conntrack_standalone.c in the Linux kernel before 5.12.2 allows observation of changes in any net namespace because these changes are leaked into all other net namespaces. This is related to the NF_SYSCTL_CT_MAX, NF_SYSCTL_CT_EXPECT_MAX, and NF_SYSCTL_CT_BUCKETS sysctls.
CVSS Details
- CVSS 3.1 Base Score: 3.3
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade linux | Jul 30, 2024 | Aug 8, 2021 |
| Huawei Euleros 2_0_sp10 | — | Upgrade kernel-tools-libsUpgrade kernel-toolsUpgrade kernelUpgrade kernel-abi-stablelistsUpgrade python3-perf | Feb 28, 2022 | Aug 8, 2021 |
| Huawei Euleros 2_0_sp3 | — | Upgrade perfUpgrade kernel-toolsUpgrade kernel-develUpgrade kernel-debuginfoUpgrade kernelUpgrade kernel-tools-libsUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-headersUpgrade python-perf | May 25, 2022 | Aug 8, 2021 |
| Huawei Euleros 2_0_sp8 | — | Upgrade python3-perfUpgrade kernel-headersUpgrade kernelUpgrade kernel-tools-libsUpgrade python-perfUpgrade perfUpgrade bpftoolUpgrade kernel-toolsUpgrade kernel-devel | Mar 29, 2022 | Aug 8, 2021 |
| Huawei Euleros 2_0_sp9 | — | Upgrade python3-perfUpgrade kernel-toolsUpgrade kernelUpgrade kernel-tools-libs | Jan 28, 2022 | Aug 8, 2021 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Aug 8, 2021 |
| Suse | — | Upgrade dtb-caviumUpgrade kernel-default-optionalUpgrade dtb-amdUpgrade kernel-preempt-livepatch-develUpgrade reiserfs-kmp-azureUpgrade kernel-debug-develUpgrade gfs2-kmp-defaultUpgrade kernel-preempt-develUpgrade kernel-defaultUpgrade cluster-md-kmp-preemptUpgrade dtb-marvellUpgrade kselftests-kmp-defaultUpgrade dlm-kmp-azureUpgrade dtb-armUpgrade kernel-preempt-extraUpgrade gfs2-kmp-azureUpgrade reiserfs-kmp-defaultUpgrade kernel-debugUpgrade kernel-develUpgrade dlm-kmp-defaultUpgrade dtb-sprdUpgrade reiserfs-kmp-64kbUpgrade dtb-renesasUpgrade cluster-md-kmp-64kbUpgrade kernel-source-vanillaUpgrade dtb-rockchipUpgrade kernel-default-livepatch-develUpgrade kselftests-kmp-azureUpgrade dtb-allwinnerUpgrade ocfs2-kmp-defaultUpgrade kernel-preempt-optionalUpgrade kernel-64kb-extraUpgrade dtb-xilinxUpgrade ocfs2-kmp-azureUpgrade kernel-docsUpgrade kernel-obs-buildUpgrade kernel-default-baseUpgrade dtb-nvidiaUpgrade dlm-kmp-preemptUpgrade kselftests-kmp-preemptUpgrade dtb-socionextUpgrade gfs2-kmp-preemptUpgrade kernel-azureUpgrade dtb-hisiliconUpgrade reiserfs-kmp-preemptUpgrade dtb-mediatekUpgrade kernel-syms-azureUpgrade kernel-azure-optionalUpgrade dlm-kmp-64kbUpgrade kernel-azure-extraUpgrade dtb-alteraUpgrade kernel-sourceUpgrade kernel-macrosUpgrade kernel-devel-azureUpgrade dtb-lgUpgrade kernel-default-develUpgrade kernel-docs-htmlUpgrade kernel-default-livepatchUpgrade kernel-debug-livepatch-develUpgrade dtb-alUpgrade kernel-preemptUpgrade kernel-source-azureUpgrade kernel-default-extraUpgrade kernel-64kbUpgrade kernel-kvmsmall-livepatch-develUpgrade dtb-exynosUpgrade kernel-64kb-optionalUpgrade kernel-64kb-livepatch-develUpgrade dtb-broadcomUpgrade cluster-md-kmp-azureUpgrade kernel-zfcpdumpUpgrade kernel-kvmsmallUpgrade kernel-64kb-develUpgrade ocfs2-kmp-preemptUpgrade kernel-azure-develUpgrade dtb-qcomUpgrade kernel-obs-qaUpgrade dtb-freescaleUpgrade cluster-md-kmp-defaultUpgrade dtb-zteUpgrade ocfs2-kmp-64kbUpgrade kselftests-kmp-64kbUpgrade dtb-amlogicUpgrade kernel-symsUpgrade kernel-kvmsmall-develUpgrade kernel-azure-livepatch-develUpgrade kernel-default-base-rebuildUpgrade gfs2-kmp-64kbUpgrade dtb-apm | Sep 22, 2021 | Aug 8, 2021 |
| Ubuntu | — | Upgrade linux-bluefieldUpgrade linux-gcpUpgrade linux-riscvUpgrade linux-raspiUpgrade linux-azure-5.8Upgrade linuxUpgrade linux-awsUpgrade linux-hwe-5.8Upgrade linux-oracleUpgrade linux-oem-5.10Upgrade linux-kvmUpgrade linux-azure | Nov 19, 2024 | Aug 8, 2021 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Oct 10, 2025 | Aug 8, 2021 |
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