In the Linux kernel, the following vulnerability has been resolved:
netfilter: allow exp not to be removed in nf_ct_find_expectation
Currently nf_conntrack_in() calling nf_ct_find_expectation() will remove the exp from the hash table. However, in some scenario, we expect the exp not to be removed when the created ct will not be confirmed, like in OVS and TC conntrack in the following patches.
This patch allows exp not to be removed by setting IPS_CONFIRMED in the status of the tmpl.
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_2023 | — | Upgrade bpftool-debuginfoUpgrade kernel-modules-extraUpgrade kernel-toolsUpgrade kernel-libbpf-staticUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-modules-extra-commonUpgrade kernel-livepatch-6.1.130-139.222Upgrade kernel-headersUpgrade kernel-libbpf-develUpgrade python3-perf-debuginfoUpgrade kernelUpgrade bpftoolUpgrade perf-debuginfoUpgrade kernel-tools-debuginfoUpgrade perfUpgrade kernel-libbpfUpgrade kernel-develUpgrade kernel-tools-develUpgrade kernel-debuginfoUpgrade kernel-debuginfo-common-aarch64Upgrade python3-perf | Jun 11, 2025 | Mar 14, 2025 |
| Debian | — | Upgrade linuxUpgrade linux-6.1 | Apr 14, 2025 | Mar 14, 2025 |
| Huawei Euleros 2_0_sp11 | — | Upgrade bpftoolUpgrade kernel-tools-libsUpgrade kernel-toolsUpgrade kernelUpgrade kernel-abi-stablelistsUpgrade python3-perf | Oct 14, 2025 | Oct 10, 2025 |
| Huawei Euleros 2_0_sp12 | — | Upgrade kernel-abi-stablelistsUpgrade python3-perfUpgrade kernelUpgrade kernel-tools-libsUpgrade bpftoolUpgrade kernel-tools | Nov 12, 2025 | Oct 10, 2025 |
| Huawei Euleros 2_0_sp13 | — | Upgrade bpftoolUpgrade python3-perfUpgrade kernel-toolsUpgrade kernel-tools-libsUpgrade kernel-abi-stablelistsUpgrade kernel | Oct 24, 2025 | Oct 10, 2025 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Mar 14, 2025 |
| Ubuntu | — | Upgrade linux-image-raspiUpgrade linux-image-snapdragon-hwe-18.04Upgrade linux-image-nvidia-tegraUpgrade linux-image-4.15.0-237-genericUpgrade linux-image-5.15.0-1077-nvidia-lowlatencyUpgrade linux-image-generic-hwe-18.04Upgrade linux-image-5.15.0-1080-gkeUpgrade linux-image-5.4.0-1145-aws-fipsUpgrade linux-image-5.15.0-1076-intel-iot-realtimeUpgrade linux-image-intel-iot-realtimeUpgrade linux-image-azure-lts-18.04Upgrade linux-image-5.4.0-1148-gcpUpgrade linux-image-5.4.0-1119-fipsUpgrade linux-image-virtual-hwe-20.04Upgrade linux-image-gcp-fipsUpgrade linux-image-intelUpgrade linux-image-5.15.0-1082-gcpUpgrade linux-image-4.15.0-2081-gcp-fipsUpgrade linux-image-5.15.0-139-lowlatency-64kUpgrade linux-image-5.15.0-139-fipsUpgrade linux-image-aws-lts-22.04Upgrade linux-image-azureUpgrade linux-image-gkeopUpgrade linux-image-4.15.0-2118-aws-fipsUpgrade linux-image-4.15.0-1188-azureUpgrade linux-image-lowlatencyUpgrade linux-image-5.15.0-139-genericUpgrade linux-image-4.15.0-237-lowlatencyUpgrade linux-image-5.15.0-1088-azureUpgrade linux-image-4.15.0-1173-gcpUpgrade linux-image-4.15.0-1135-fipsUpgrade linux-image-generic-64kUpgrade linux-image-ibmUpgrade linux-image-5.4.0-1129-raspiUpgrade linux-image-azure-lts-22.04Upgrade linux-image-oem-20.04dUpgrade linux-image-5.15.0-1088-azure-fdeUpgrade linux-image-5.4.0-215-generic-lpaeUpgrade linux-image-5.15.0-1079-kvmUpgrade linux-image-5.4.0-1145-awsUpgrade linux-image-5.15.0-1083-gcpUpgrade linux-image-oracle-lts-18.04Upgrade linux-image-azure-fde-lts-22.04Upgrade linux-image-generic-hwe-20.04Upgrade linux-image-lowlatency-hwe-20.04Upgrade linux-image-gke-5.15Upgrade linux-image-nvidia-lowlatencyUpgrade linux-image-aws-hweUpgrade linux-image-5.4.0-1143-oracleUpgrade linux-image-ibm-lts-20.04Upgrade linux-image-gcpUpgrade linux-image-genericUpgrade linux-image-oemUpgrade linux-image-5.4.0-215-genericUpgrade linux-image-azure-fdeUpgrade linux-image-5.15.0-1036-nvidia-tegra-rtUpgrade linux-image-lowlatency-64kUpgrade linux-image-aws-lts-20.04Upgrade linux-image-oem-20.04cUpgrade linux-image-4.15.0-2097-azure-fipsUpgrade linux-image-oracle-lts-20.04Upgrade linux-image-oem-20.04bUpgrade linux-image-5.4.0-1051-iotUpgrade linux-image-intel-iotgUpgrade linux-image-nvidiaUpgrade linux-image-oem-osp1Upgrade linux-image-lowlatency-hwe-16.04Upgrade linux-image-5.15.0-1080-oracleUpgrade linux-image-gcp-lts-22.04Upgrade linux-image-lowlatency-64k-hwe-20.04Upgrade linux-image-5.4.0-215-lowlatencyUpgrade linux-image-generic-lpaeUpgrade linux-image-raspi-hwe-18.04Upgrade linux-image-5.15.0-1065-gkeopUpgrade linux-image-virtual-hwe-16.04Upgrade linux-image-nvidia-tegra-igx-rtUpgrade linux-image-nvidia-tegra-igxUpgrade linux-image-fipsUpgrade linux-image-generic-64k-hwe-20.04Upgrade linux-image-virtual-hwe-18.04Upgrade linux-image-5.15.0-1024-nvidia-tegra-igx-rtUpgrade linux-image-oem-20.04Upgrade linux-image-nvidia-tegra-rtUpgrade linux-image-5.4.0-1151-azure-fipsUpgrade linux-image-5.15.0-1024-nvidia-tegra-igxUpgrade linux-image-awsUpgrade linux-image-5.15.0-139-lowlatencyUpgrade linux-image-gkeUpgrade linux-image-5.15.0-1077-nvidiaUpgrade linux-image-5.4.0-1148-gcp-fipsUpgrade linux-image-gcp-lts-20.04Upgrade linux-image-5.15.0-1036-nvidia-tegraUpgrade linux-image-azure-lts-20.04Upgrade linux-image-aws-fipsUpgrade linux-image-generic-lpae-hwe-20.04Upgrade linux-image-raspi2Upgrade linux-image-virtualUpgrade linux-image-5.4.0-1150-azureUpgrade linux-image-5.4.0-1091-ibmUpgrade linux-image-realtimeUpgrade linux-image-gcp-lts-18.04Upgrade linux-image-4.15.0-1142-oracleUpgrade linux-image-5.15.0-1083-aws-fipsUpgrade linux-image-5.15.0-1083-awsUpgrade linux-image-5.4.0-1105-bluefieldUpgrade linux-image-5.15.0-1082-gcp-fipsUpgrade linux-image-oracleUpgrade linux-image-5.15.0-1078-intel-iotgUpgrade linux-image-5.4.0-1092-ibmUpgrade linux-image-5.15.0-1077-raspiUpgrade linux-image-5.15.0-1075-ibmUpgrade linux-image-5.15.0-1088-azure-fipsUpgrade linux-image-5.15.0-1050-xilinx-zynqmpUpgrade linux-image-raspi-nolpaeUpgrade linux-image-generic-hwe-16.04Upgrade linux-image-kvmUpgrade linux-image-azure-cvmUpgrade linux-image-5.15.0-139-generic-lpaeUpgrade linux-image-lowlatency-hwe-18.04Upgrade linux-image-bluefieldUpgrade linux-image-gkeop-5.15Upgrade linux-image-azure-fipsUpgrade linux-image-oracle-lts-22.04Upgrade linux-image-5.15.0-1083-realtimeUpgrade linux-image-xilinx-zynqmpUpgrade linux-image-4.15.0-1180-awsUpgrade linux-image-5.15.0-139-generic-64kUpgrade linux-image-4.15.0-1163-kvmUpgrade linux-image-aws-lts-18.04Upgrade linux-image-5.4.0-1064-xilinx-zynqmpUpgrade linux-image-5.4.0-1132-kvm | May 7, 2025 | Mar 14, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Oct 9, 2025 | Mar 14, 2025 |
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