In the Linux kernel, the following vulnerability has been resolved:
vsock/virtio: discard packets if the transport changes
If the socket has been de-assigned or assigned to another transport, we must discard any packets received because they are not expected and would cause issues when we access vsk->transport.
A possible scenario is described by Hyunwoo Kim in the attached link, where after a first connect() interrupted by a signal, and a second connect() failed, we can find `vsk->transport` at NULL, leading to a NULL pointer dereference.
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 Ami 2 | — | Upgrade python-perf-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade kernelUpgrade kernel-tools-debuginfoUpgrade perf-debuginfoUpgrade kernel-debuginfoUpgrade kernel-headersUpgrade kernel-livepatch-5.15.178-120.178Upgrade python-perfUpgrade kernel-develUpgrade perfUpgrade bpftool-debuginfoUpgrade kernel-tools-develUpgrade kernel-debuginfo-common-aarch64Upgrade bpftoolUpgrade kernel-toolsUpgrade kernel-livepatch-5.10.234-225.895 | Mar 14, 2025 | Jan 31, 2025 |
| Amazon_linux_2023 | — | Upgrade bpftool-debuginfoUpgrade kernel-modules-extraUpgrade kernel-headersUpgrade python3-perf-debuginfoUpgrade kernelUpgrade bpftoolUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-libbpf-develUpgrade kernel-libbpf-staticUpgrade kernel-debuginfoUpgrade kernel-modules-extra-commonUpgrade kernel-tools-debuginfoUpgrade kernel-livepatch-6.1.127-135.201Upgrade python3-perfUpgrade perfUpgrade perf-debuginfoUpgrade kernel-toolsUpgrade kernel-tools-develUpgrade kernel-develUpgrade kernel-libbpfUpgrade kernel-debuginfo-common-aarch64 | Mar 27, 2025 | Jan 31, 2025 |
| Debian | — | Upgrade linuxUpgrade linux-6.1 | Feb 10, 2025 | Jan 31, 2025 |
| Huawei Euleros 2_0_sp11 | — | Upgrade python3-perfUpgrade kernel-abi-stablelistsUpgrade kernel-tools-libsUpgrade kernel-toolsUpgrade bpftoolUpgrade kernel | Jun 13, 2025 | Jan 31, 2025 |
| Huawei Euleros 2_0_sp12 | — | Upgrade kernelUpgrade kernel-toolsUpgrade kernel-abi-stablelistsUpgrade bpftoolUpgrade python3-perfUpgrade kernel-tools-libs | May 7, 2025 | Jan 31, 2025 |
| Huawei Euleros 2_0_sp13 | — | Upgrade kernelUpgrade kernel-abi-stablelistsUpgrade kernel-toolsUpgrade kernel-tools-libsUpgrade bpftoolUpgrade python3-perf | Jun 11, 2025 | Jan 31, 2025 |
| Oracle_linux | — | Upgrade kernel | Jul 10, 2025 | Jan 31, 2025 |
| Redhat_linux | — | No solution existsUpgrade kernel-rtUpgrade kernel | May 15, 2025 | Jan 31, 2025 |
| Rocky_linux | — | Upgrade rvUpgrade kernel-debug-devel-matchedUpgrade kernel-debug-modules-coreUpgrade kernel-headersUpgrade kernel-debug-modules-extraUpgrade kernel-uki-virt-addonsUpgrade libperf-debuginfoUpgrade libperfUpgrade kernel-uki-virtUpgrade kernel-zfcpdumpUpgrade kernel-rtUpgrade kernel-rt-modulesUpgrade kernel-devel-matchedUpgrade kernel-modules-coreUpgrade kernel-rt-debug-coreUpgrade kernel-zfcpdump-coreUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-rt-modules-coreUpgrade kernel-zfcpdump-modules-coreUpgrade kernel-debug-modulesUpgrade kernel-debuginfo-common-s390xUpgrade kernel-rt-debug-modules-coreUpgrade kernel-zfcpdump-modulesUpgrade kernel-debug-debuginfoUpgrade kernel-tools-libs-develUpgrade kernel-rt-debuginfoUpgrade kernel-toolsUpgrade kernel-rt-develUpgrade kernel-tools-libsUpgrade python3-perfUpgrade kernel-debug-develUpgrade kernel-debuginfoUpgrade kernel-zfcpdump-develUpgrade kernel-modules-extraUpgrade kernel-cross-headersUpgrade kernel-rt-debug-debuginfoUpgrade kernel-rt-debugUpgrade kernel-zfcpdump-devel-matchedUpgrade kernel-zfcpdump-modules-extraUpgrade kernel-debug-coreUpgrade kernel-debugUpgrade perfUpgrade kernel-debug-uki-virtUpgrade kernel-tools-debuginfoUpgrade rtlaUpgrade kernel-rt-debug-modules-extraUpgrade kernel-modulesUpgrade kernel-rt-coreUpgrade kernel-rt-debug-modulesUpgrade perf-debuginfoUpgrade kernel-rt-modules-extraUpgrade kernel-develUpgrade kernel-coreUpgrade python3-perf-debuginfoUpgrade kernel-zfcpdump-debuginfoUpgrade kernel-rt-debug-kvmUpgrade kernel-rt-kvmUpgrade kernel-rt-debug-develUpgrade kernel | Oct 6, 2025 | Oct 3, 2025 |
| Suse | — | Upgrade kernel-develUpgrade kernel-default-develUpgrade kernel-sourceUpgrade ocfs2-kmp-defaultUpgrade kernel-azureUpgrade dlm-kmp-64kbUpgrade dtb-xilinxUpgrade kernel-64kbUpgrade kernel-64kb-develUpgrade kernel-rtUpgrade kernel-kvmsmallUpgrade kernel-default-base-rebuildUpgrade cluster-md-kmp-azureUpgrade dtb-armUpgrade kernel-source-azureUpgrade reiserfs-kmp-azureUpgrade dtb-qcomUpgrade gfs2-kmp-rtUpgrade dtb-allwinnerUpgrade dtb-amazonUpgrade dtb-exynosUpgrade dtb-rockchipUpgrade kernel-syms-azureUpgrade kselftests-kmp-azureUpgrade ocfs2-kmp-azureUpgrade kernel-azure-develUpgrade dtb-caviumUpgrade kernel-rt-develUpgrade kernel-debug-vdsoUpgrade ocfs2-kmp-rtUpgrade kernel-zfcpdumpUpgrade kernel-kvmsmall-develUpgrade kernel-source-vanillaUpgrade kernel-obs-buildUpgrade gfs2-kmp-azureUpgrade kernel-default-optionalUpgrade dtb-lgUpgrade kernel-azure-optionalUpgrade cluster-md-kmp-rtUpgrade dtb-alteraUpgrade gfs2-kmp-64kbUpgrade kernel-default-vdsoUpgrade dtb-broadcomUpgrade kernel-obs-qaUpgrade kernel-rt-livepatch-develUpgrade dlm-kmp-rtUpgrade dtb-hisiliconUpgrade kernel-macrosUpgrade kernel-devel-rtUpgrade kernel-rt-extraUpgrade dtb-apmUpgrade kernel-default-livepatch-develUpgrade kernel-defaultUpgrade kernel-syms-rtUpgrade kernel-azure-extraUpgrade kernel-kvmsmall-vdsoUpgrade ocfs2-kmp-64kbUpgrade kernel-rt-optionalUpgrade dlm-kmp-azureUpgrade cluster-md-kmp-defaultUpgrade kernel-rt_debug-vdsoUpgrade kernel-debugUpgrade dtb-freescaleUpgrade reiserfs-kmp-rtUpgrade kernel-rt_debug-develUpgrade kselftests-kmp-64kbUpgrade dtb-nvidiaUpgrade kernel-default-livepatchUpgrade dtb-socionextUpgrade cluster-md-kmp-64kbUpgrade kernel-source-rtUpgrade dtb-sprdUpgrade reiserfs-kmp-64kbUpgrade kernel-default-extraUpgrade kernel-debug-develUpgrade kernel-rt_debugUpgrade dtb-renesasUpgrade dtb-appleUpgrade kselftests-kmp-defaultUpgrade kernel-symsUpgrade kernel-rt-vdsoUpgrade kernel-docs-htmlUpgrade kernel-docsUpgrade kernel-azure-vdsoUpgrade kernel-64kb-extraUpgrade gfs2-kmp-defaultUpgrade dtb-amlogicUpgrade dlm-kmp-defaultUpgrade reiserfs-kmp-defaultUpgrade kernel-default-baseUpgrade kernel-64kb-optionalUpgrade dtb-amdUpgrade kselftests-kmp-rtUpgrade dtb-marvellUpgrade kernel-devel-azureUpgrade dtb-mediatek | Feb 14, 2025 | Jan 31, 2025 |
| Ubuntu | — | Upgrade linux-image-6.8.0-1027-ibmUpgrade linux-image-ibmUpgrade linux-image-5.15.0-1074-raspiUpgrade linux-image-oem-20.04bUpgrade linux-image-nvidia-lowlatencyUpgrade linux-image-gkeop-6.8Upgrade linux-image-virtual-hwe-22.04Upgrade linux-image-5.15.0-1079-gcp-fipsUpgrade linux-image-lowlatency-hwe-24.04Upgrade linux-image-intelUpgrade linux-image-aws-lts-22.04Upgrade linux-image-oem-24.04aUpgrade linux-image-6.8.0-1026-gkeUpgrade linux-image-5.15.0-1073-intel-iot-realtimeUpgrade linux-image-gke-5.15Upgrade linux-image-oem-22.04Upgrade linux-image-6.8.0-62-generic-64kUpgrade linux-image-azureUpgrade linux-image-5.15.0-1033-nvidia-tegraUpgrade linux-image-generic-hwe-22.04Upgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-raspiUpgrade linux-image-5.15.0-1080-realtimeUpgrade linux-image-nvidia-6.8Upgrade linux-image-6.8.1-1023-realtimeUpgrade linux-image-azure-lts-24.04Upgrade linux-image-5.15.0-135-genericUpgrade linux-image-oem-22.04cUpgrade linux-image-6.11.0-1012-awsUpgrade linux-image-virtual-6.8Upgrade linux-image-nvidia-64kUpgrade linux-image-oem-20.04dUpgrade linux-image-5.15.0-1077-gkeUpgrade linux-image-6.11.0-1012-lowlatency-64kUpgrade linux-image-6.8.0-1030-aws-64kUpgrade linux-image-lowlatency-hwe-20.04Upgrade linux-image-6.11.0-1011-raspiUpgrade linux-image-lowlatency-64kUpgrade linux-image-ibm-classicUpgrade linux-image-generic-hwe-24.04Upgrade linux-image-5.15.0-1075-intel-iotgUpgrade linux-image-gcp-fipsUpgrade linux-image-nvidiaUpgrade linux-image-lowlatencyUpgrade linux-image-oem-22.04aUpgrade linux-image-5.15.0-135-lowlatencyUpgrade linux-image-genericUpgrade linux-image-intel-iotgUpgrade linux-image-oracle-64kUpgrade linux-image-6.8.0-1031-gcp-64kUpgrade linux-image-5.15.0-1062-gkeopUpgrade linux-image-5.15.0-1074-ibmUpgrade linux-image-6.11.0-1014-oracleUpgrade linux-image-oem-20.04cUpgrade linux-image-6.8.0-1029-raspiUpgrade linux-image-5.15.0-1086-azureUpgrade linux-image-5.15.0-1074-nvidia-lowlatencyUpgrade linux-image-6.8.0-1013-gkeopUpgrade linux-image-gcp-64kUpgrade linux-image-6.11.0-1013-azureUpgrade linux-image-oracle-64k-lts-24.04Upgrade linux-image-virtual-hwe-20.04Upgrade linux-image-azure-fdeUpgrade linux-image-5.15.0-1084-azureUpgrade linux-image-oracle-lts-24.04Upgrade linux-image-intel-iot-realtimeUpgrade linux-image-generic-hwe-20.04Upgrade linux-image-5.15.0-1076-kvmUpgrade linux-image-5.15.0-1033-nvidia-tegra-rtUpgrade linux-image-azure-nvidiaUpgrade linux-image-nvidia-tegraUpgrade linux-image-6.8.0-1030-awsUpgrade linux-image-6.8.0-1029-nvidia-64kUpgrade linux-image-5.15.0-1080-aws-fipsUpgrade linux-image-generic-64kUpgrade linux-image-azure-fde-lts-24.04Upgrade linux-image-gkeopUpgrade linux-image-generic-6.8Upgrade linux-image-5.15.0-135-generic-64kUpgrade linux-image-5.15.0-1021-nvidia-tegra-igx-rtUpgrade linux-image-azure-lts-22.04Upgrade linux-image-generic-lpaeUpgrade linux-image-5.15.0-1080-awsUpgrade linux-image-6.8.0-1027-oracle-64kUpgrade linux-image-azure-fipsUpgrade linux-image-5.15.0-1077-oracleUpgrade linux-image-oem-20.04Upgrade linux-image-aws-fipsUpgrade linux-image-6.11.0-1013-gcpUpgrade linux-image-6.11.0-24-generic-64kUpgrade linux-image-5.15.0-135-fipsUpgrade linux-image-nvidia-tegra-igxUpgrade linux-image-raspi-realtimeUpgrade linux-image-5.15.0-1083-azure-fipsUpgrade linux-image-6.8.0-1030-azureUpgrade linux-image-6.8.0-1029-oemUpgrade linux-image-xilinx-zynqmpUpgrade linux-image-nvidia-tegra-igx-rtUpgrade linux-image-virtualUpgrade linux-image-6.8.0-64-genericUpgrade linux-image-6.11.0-1013-azure-fdeUpgrade linux-image-6.11.0-1008-realtimeUpgrade linux-image-5.15.0-1081-gcpUpgrade linux-image-oem-22.04bUpgrade linux-image-6.8.0-1031-gcpUpgrade linux-image-6.8.0-1029-nvidia-lowlatencyUpgrade linux-image-5.15.0-136-generic-64kUpgrade linux-image-6.11.0-1012-lowlatencyUpgrade linux-image-5.15.0-1086-azure-fdeUpgrade linux-image-5.15.0-136-generic-lpaeUpgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-virtual-hwe-24.04Upgrade linux-image-lowlatency-64k-hwe-20.04Upgrade linux-image-raspi-nolpaeUpgrade linux-image-6.11.0-1020-oemUpgrade linux-image-gcp-64k-lts-24.04Upgrade linux-image-5.15.0-1072-ibmUpgrade linux-image-generic-64k-6.8Upgrade linux-image-5.15.0-1079-gcpUpgrade linux-image-fipsUpgrade linux-image-5.15.0-135-generic-lpaeUpgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-generic-64k-hwe-20.04Upgrade linux-image-6.8.0-1029-nvidiaUpgrade linux-image-gkeop-5.15Upgrade linux-image-kvmUpgrade linux-image-6.8.0-62-genericUpgrade linux-image-5.15.0-135-lowlatency-64kUpgrade linux-image-gcp-lts-24.04Upgrade linux-image-oracle-lts-22.04Upgrade linux-image-6.8.0-1027-oracleUpgrade linux-image-nvidia-tegra-rtUpgrade linux-image-6.8.0-64-generic-64kUpgrade linux-image-awsUpgrade linux-image-6.11.0-1014-oracle-64kUpgrade linux-image-5.15.0-1021-nvidia-tegra-igxUpgrade linux-image-nvidia-64k-6.8Upgrade linux-image-oracleUpgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-generic-lpae-hwe-20.04Upgrade linux-image-6.8.0-2024-raspi-realtimeUpgrade linux-image-aws-64k-lts-24.04Upgrade linux-image-6.11.0-24-genericUpgrade linux-image-aws-lts-24.04Upgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-gcpUpgrade linux-image-6.11.0-1013-gcp-64kUpgrade linux-image-lowlatency-64k-hwe-24.04Upgrade linux-image-5.15.0-1077-intel-iotgUpgrade linux-image-realtimeUpgrade linux-image-6.8.0-62-lowlatency-64kUpgrade linux-image-5.15.0-136-genericUpgrade linux-image-oem-24.04bUpgrade linux-image-oem-22.04dUpgrade linux-image-gkeUpgrade linux-image-azure-cvmUpgrade linux-image-6.8.0-1030-azure-fdeUpgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-aws-64kUpgrade linux-image-6.8.0-62-lowlatencyUpgrade linux-image-6.8.0-1018-azure-nvidiaUpgrade linux-image-6.8.0-1029-nvidia-lowlatency-64kUpgrade linux-image-5.15.0-1074-nvidiaUpgrade linux-image-5.15.0-1044-xilinx-zynqmpUpgrade linux-image-oem-24.04Upgrade linux-image-ibm-lts-24.04Upgrade linux-image-gcp-lts-22.04 | Mar 28, 2025 | Jan 31, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jul 2, 2025 | Jan 31, 2025 |
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