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 perfUpgrade kernel-develUpgrade kernel-tools-develUpgrade kernel-debuginfo-common-aarch64Upgrade python3-perfUpgrade perf-debuginfoUpgrade bpftoolUpgrade kernel-libbpfUpgrade kernel-tools-debuginfoUpgrade kernel-debuginfoUpgrade python3-perf-debuginfoUpgrade kernelUpgrade bpftool-debuginfoUpgrade kernel-modules-extraUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-headersUpgrade kernel-modules-extra-commonUpgrade kernel-toolsUpgrade kernel-libbpf-staticUpgrade kernel-livepatch-6.1.130-139.222Upgrade kernel-libbpf-devel | 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-toolsUpgrade kernel-tools-libsUpgrade kernelUpgrade python3-perfUpgrade kernel-abi-stablelists | Oct 14, 2025 | Oct 10, 2025 |
| Huawei Euleros 2_0_sp12 | — | Upgrade kernelUpgrade python3-perfUpgrade kernel-abi-stablelistsUpgrade bpftoolUpgrade kernel-tools-libsUpgrade kernel-tools | Nov 12, 2025 | Oct 10, 2025 |
| Huawei Euleros 2_0_sp13 | — | Upgrade kernel-tools-libsUpgrade kernel-abi-stablelistsUpgrade kernelUpgrade python3-perfUpgrade kernel-toolsUpgrade bpftool | Oct 24, 2025 | Oct 10, 2025 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Mar 14, 2025 |
| Ubuntu | — | Upgrade linux-image-5.15.0-1076-intel-iot-realtimeUpgrade linux-image-nvidia-lowlatencyUpgrade linux-image-5.4.0-215-generic-lpaeUpgrade linux-image-5.4.0-1143-oracleUpgrade linux-image-4.15.0-2118-aws-fipsUpgrade linux-image-5.15.0-1077-nvidia-lowlatencyUpgrade linux-image-4.15.0-1135-fipsUpgrade linux-image-oemUpgrade linux-image-lowlatencyUpgrade linux-image-5.4.0-1129-raspiUpgrade linux-image-azure-fde-lts-22.04Upgrade linux-image-azureUpgrade linux-image-intel-iot-realtimeUpgrade linux-image-5.15.0-139-genericUpgrade linux-image-gkeopUpgrade linux-image-aws-lts-22.04Upgrade linux-image-generic-hwe-20.04Upgrade linux-image-5.4.0-1148-gcpUpgrade linux-image-oem-20.04bUpgrade linux-image-intel-iotgUpgrade linux-image-5.15.0-1083-gcpUpgrade linux-image-aws-hweUpgrade linux-image-5.4.0-1119-fipsUpgrade linux-image-oem-20.04cUpgrade linux-image-4.15.0-237-genericUpgrade linux-image-oem-20.04dUpgrade linux-image-snapdragon-hwe-18.04Upgrade linux-image-5.15.0-1088-azureUpgrade linux-image-lowlatency-hwe-20.04Upgrade linux-image-azure-lts-22.04Upgrade linux-image-raspiUpgrade linux-image-4.15.0-2097-azure-fipsUpgrade linux-image-azure-lts-18.04Upgrade linux-image-virtual-hwe-20.04Upgrade linux-image-5.4.0-1145-aws-fipsUpgrade linux-image-generic-64kUpgrade linux-image-4.15.0-1173-gcpUpgrade linux-image-genericUpgrade linux-image-5.15.0-1088-azure-fdeUpgrade linux-image-4.15.0-1188-azureUpgrade linux-image-5.15.0-1082-gcpUpgrade linux-image-nvidiaUpgrade linux-image-4.15.0-237-lowlatencyUpgrade linux-image-4.15.0-2081-gcp-fipsUpgrade linux-image-5.15.0-139-fipsUpgrade linux-image-oem-osp1Upgrade linux-image-5.15.0-1036-nvidia-tegra-rtUpgrade linux-image-azure-fdeUpgrade linux-image-ibmUpgrade linux-image-nvidia-tegraUpgrade linux-image-intelUpgrade linux-image-gcpUpgrade linux-image-5.4.0-1051-iotUpgrade linux-image-5.15.0-139-lowlatency-64kUpgrade linux-image-5.15.0-1079-kvmUpgrade linux-image-5.4.0-1145-awsUpgrade linux-image-lowlatency-64kUpgrade linux-image-oracle-lts-18.04Upgrade linux-image-5.15.0-1080-gkeUpgrade linux-image-generic-hwe-18.04Upgrade linux-image-5.4.0-215-genericUpgrade linux-image-oracle-lts-20.04Upgrade linux-image-ibm-lts-20.04Upgrade linux-image-aws-lts-20.04Upgrade linux-image-gcp-fipsUpgrade linux-image-gke-5.15Upgrade linux-image-aws-fipsUpgrade linux-image-5.4.0-1064-xilinx-zynqmpUpgrade linux-image-oracle-lts-22.04Upgrade linux-image-realtimeUpgrade linux-image-virtual-hwe-18.04Upgrade linux-image-gkeUpgrade linux-image-gkeop-5.15Upgrade linux-image-5.15.0-1083-awsUpgrade linux-image-5.15.0-1082-gcp-fipsUpgrade linux-image-5.4.0-1105-bluefieldUpgrade linux-image-raspi-nolpaeUpgrade linux-image-5.15.0-1024-nvidia-tegra-igxUpgrade linux-image-xilinx-zynqmpUpgrade linux-image-generic-64k-hwe-20.04Upgrade linux-image-4.15.0-1142-oracleUpgrade linux-image-gcp-lts-20.04Upgrade linux-image-azure-lts-20.04Upgrade linux-image-5.15.0-1080-oracleUpgrade linux-image-kvmUpgrade linux-image-generic-lpae-hwe-20.04Upgrade linux-image-gcp-lts-18.04Upgrade linux-image-bluefieldUpgrade linux-image-5.15.0-1075-ibmUpgrade linux-image-raspi2Upgrade linux-image-aws-lts-18.04Upgrade linux-image-5.15.0-1083-aws-fipsUpgrade linux-image-5.15.0-1065-gkeopUpgrade linux-image-5.4.0-1150-azureUpgrade linux-image-5.15.0-1077-raspiUpgrade linux-image-virtual-hwe-16.04Upgrade linux-image-5.15.0-139-generic-lpaeUpgrade linux-image-gcp-lts-22.04Upgrade linux-image-5.4.0-1151-azure-fipsUpgrade linux-image-virtualUpgrade linux-image-lowlatency-64k-hwe-20.04Upgrade linux-image-generic-hwe-16.04Upgrade linux-image-nvidia-tegra-igx-rtUpgrade linux-image-nvidia-tegra-igxUpgrade linux-image-oem-20.04Upgrade linux-image-nvidia-tegra-rtUpgrade linux-image-awsUpgrade linux-image-5.15.0-1078-intel-iotgUpgrade linux-image-oracleUpgrade linux-image-5.15.0-1088-azure-fipsUpgrade linux-image-5.4.0-1091-ibmUpgrade linux-image-azure-cvmUpgrade linux-image-lowlatency-hwe-18.04Upgrade linux-image-5.15.0-1083-realtimeUpgrade linux-image-5.15.0-1050-xilinx-zynqmpUpgrade linux-image-azure-fipsUpgrade linux-image-fipsUpgrade linux-image-5.4.0-1092-ibmUpgrade linux-image-5.15.0-1077-nvidiaUpgrade linux-image-5.4.0-1148-gcp-fipsUpgrade linux-image-5.15.0-1036-nvidia-tegraUpgrade linux-image-5.15.0-139-lowlatencyUpgrade linux-image-lowlatency-hwe-16.04Upgrade linux-image-5.15.0-139-generic-64kUpgrade linux-image-5.15.0-1024-nvidia-tegra-igx-rtUpgrade linux-image-5.4.0-1132-kvmUpgrade linux-image-4.15.0-1163-kvmUpgrade linux-image-raspi-hwe-18.04Upgrade linux-image-4.15.0-1180-awsUpgrade linux-image-5.4.0-215-lowlatencyUpgrade linux-image-generic-lpae | 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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