In the Linux kernel, the following vulnerability has been resolved:
s390/ctcm: Fix double-kfree
The function 'mpc_rcvd_sweep_req(mpcginfo)' is called conditionally from function 'ctcmpc_unpack_skb'. It frees passed mpcginfo. After that a call to function 'kfree' in function 'ctcmpc_unpack_skb' frees it again.
Remove 'kfree' call in function 'mpc_rcvd_sweep_req(mpcginfo)'.
Bug detected by the clang static analyzer.
CVSS Details
- CVSS 3.1 Base Score: 8.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade linuxUpgrade linux-6.1 | Jan 12, 2026 | Jan 12, 2026 |
| Redhat_linux | — | No solution exists | Jul 17, 2026 | Dec 4, 2025 |
| Ubuntu | — | Upgrade linux-image-6.8.0-106-fipsUpgrade linux-image-lowlatency-64k-hwe-20.04Upgrade linux-image-nvidia-lowlatencyUpgrade linux-image-6.17.0-1009-awsUpgrade linux-image-oem-22.04dUpgrade linux-image-lowlatency-5.15Upgrade linux-image-gcp-fipsUpgrade linux-image-gcp-64kUpgrade linux-image-azure-fips-5.15Upgrade linux-image-gke-6.8Upgrade linux-image-gkeop-5.15Upgrade linux-image-oem-22.04cUpgrade linux-image-generic-64k-6.17Upgrade linux-image-kvm-5.15Upgrade linux-image-nvidia-lowlatency-64k-6.8Upgrade linux-image-6.8.0-106-lowlatencyUpgrade linux-image-awsUpgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-gke-64kUpgrade linux-image-gcp-64k-6.8Upgrade linux-image-generic-64kUpgrade linux-image-gke-64k-6.8Upgrade linux-image-nvidia-5.15Upgrade linux-image-virtual-hwe-22.04Upgrade linux-image-6.8.0-1029-xilinxUpgrade linux-image-6.8.0-1049-nvidia-lowlatency-64kUpgrade linux-image-5.15.0-173-fipsUpgrade linux-image-aws-6.8Upgrade linux-image-oracle-6.17Upgrade linux-image-5.15.0-1103-gcp-fipsUpgrade linux-image-azureUpgrade linux-image-6.8.0-1035-gkeopUpgrade linux-image-gcp-lts-24.04Upgrade linux-image-raspiUpgrade linux-image-aws-lts-24.04Upgrade linux-image-intel-iotg-5.15Upgrade linux-image-virtual-6.8Upgrade linux-image-xilinx-6.8Upgrade linux-image-aws-fips-6.8Upgrade linux-image-nvidia-lowlatency-5.15Upgrade linux-image-nvidia-tegra-igx-5.15Upgrade linux-image-aws-fipsUpgrade linux-image-aws-64k-6.17Upgrade linux-image-aws-fips-5.15Upgrade linux-image-azure-5.15Upgrade linux-image-virtual-5.15Upgrade linux-image-5.15.0-1094-intel-iot-realtimeUpgrade linux-image-realtime-6.8.1Upgrade linux-image-5.15.0-1098-nvidia-lowlatencyUpgrade linux-image-oracle-64k-lts-24.04Upgrade linux-image-raspi-5.15Upgrade linux-image-raspi-6.8Upgrade linux-image-6.17.0-1009-oracleUpgrade linux-image-ibm-5.15Upgrade linux-image-kvmUpgrade linux-image-generic-lpae-5.15Upgrade linux-image-oem-20.04cUpgrade linux-image-gcp-fips-6.8Upgrade linux-image-generic-hwe-20.04Upgrade linux-image-oracle-64k-6.17Upgrade linux-image-6.8.0-106-lowlatency-64kUpgrade linux-image-5.15.0-1103-awsUpgrade linux-image-oem-24.04cUpgrade linux-image-5.15.0-1086-gkeopUpgrade linux-image-oracle-6.8Upgrade linux-image-5.15.0-1103-gcpUpgrade linux-image-5.15.0-1102-realtimeUpgrade linux-image-6.8.0-1050-aws-fipsUpgrade linux-image-6.8.0-1052-azure-fipsUpgrade linux-image-nvidia-6.8Upgrade linux-image-realtime-5.15Upgrade linux-image-generic-lpae-hwe-20.04Upgrade linux-image-5.15.0-173-lowlatency-64kUpgrade linux-image-generic-64k-5.15Upgrade linux-image-6.17.0-1010-azureUpgrade linux-image-gcp-fips-5.15Upgrade linux-image-6.8.0-2040-raspi-realtimeUpgrade linux-image-oem-6.17Upgrade linux-image-5.15.0-1055-nvidia-tegraUpgrade linux-image-aws-64k-lts-24.04Upgrade linux-image-5.15.0-1055-nvidia-tegra-rtUpgrade linux-image-6.17.0-19-generic-64kUpgrade linux-image-6.8.0-106-genericUpgrade linux-image-aws-6.17Upgrade linux-image-gcp-6.17Upgrade linux-image-nvidia-tegra-rtUpgrade linux-image-oracle-lts-22.04Upgrade linux-image-6.8.0-1050-aws-64kUpgrade linux-image-virtual-hwe-20.04Upgrade linux-image-5.15.0-1103-aws-64kUpgrade linux-image-6.8.0-1049-nvidia-64kUpgrade linux-image-xilinx-zynqmpUpgrade linux-image-5.15.0-1099-gkeUpgrade linux-image-6.8.0-1052-gcp-64kUpgrade linux-image-aws-5.15Upgrade linux-image-5.15.0-1067-xilinx-zynqmpUpgrade linux-image-realtime-6.17Upgrade linux-image-nvidia-tegra-rt-5.15Upgrade linux-image-5.15.0-1110-azureUpgrade linux-image-realtimeUpgrade linux-image-6.8.0-1049-nvidiaUpgrade linux-image-oracle-5.15Upgrade linux-image-gcp-64k-6.17Upgrade linux-image-generic-5.15Upgrade linux-image-lowlatency-6.8Upgrade linux-image-6.8.0-1052-gcpUpgrade linux-image-realtime-hwe-24.04Upgrade linux-image-azure-cvmUpgrade linux-image-lowlatency-64k-6.8Upgrade linux-image-generic-hwe-24.04Upgrade linux-image-6.17.0-1008-realtimeUpgrade linux-image-ibm-classicUpgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-ibm-6.8Upgrade linux-image-gkeUpgrade linux-image-gkeop-6.8Upgrade linux-image-oracle-64kUpgrade linux-image-5.15.0-1100-oracleUpgrade linux-image-6.8.0-106-generic-64kUpgrade linux-image-6.8.0-1047-oracleUpgrade linux-image-gcp-64k-lts-24.04Upgrade linux-image-gcp-5.15Upgrade linux-image-oracleUpgrade linux-image-nvidia-tegra-5.15Upgrade linux-image-nvidia-64kUpgrade linux-image-azure-6.17Upgrade linux-image-virtual-hwe-24.04Upgrade linux-image-6.8.0-1052-gcp-fipsUpgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-oem-20.04Upgrade linux-image-6.17.0-1017-oemUpgrade linux-image-6.8.0-1049-nvidia-lowlatencyUpgrade linux-image-6.17.0-1009-gcpUpgrade linux-image-virtual-6.17Upgrade linux-image-oem-24.04bUpgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-generic-6.8Upgrade linux-image-intelUpgrade linux-image-gke-5.15Upgrade linux-image-genericUpgrade linux-image-aws-64k-5.15Upgrade linux-image-6.17.0-19-genericUpgrade linux-image-5.15.0-1097-raspiUpgrade linux-image-5.15.0-1044-nvidia-tegra-igx-rtUpgrade linux-image-raspi-nolpaeUpgrade linux-image-intel-iot-realtimeUpgrade linux-image-5.15.0-1109-azure-fipsUpgrade linux-image-intel-iot-realtime-5.15Upgrade linux-image-5.15.0-1098-intel-iotgUpgrade linux-image-aws-64k-lts-22.04Upgrade linux-image-gcp-6.8Upgrade linux-image-oem-24.04Upgrade linux-image-nvidia-tegraUpgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-lowlatencyUpgrade linux-image-gkeopUpgrade linux-image-fips-6.8Upgrade linux-image-fipsUpgrade linux-image-6.8.1-1045-realtimeUpgrade linux-image-6.8.0-1050-raspiUpgrade linux-image-5.15.0-1044-nvidia-tegra-igxUpgrade linux-image-oem-24.04dUpgrade linux-image-oem-24.04aUpgrade linux-image-oem-22.04bUpgrade linux-image-oem-20.04dUpgrade linux-image-5.15.0-1097-ibmUpgrade linux-image-azure-6.8Upgrade linux-image-6.17.0-1009-gcp-64kUpgrade linux-image-raspi-realtime-6.8Upgrade linux-image-generic-64k-6.8Upgrade linux-image-virtualUpgrade linux-image-azure-lts-22.04Upgrade linux-image-5.15.0-173-lowlatencyUpgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-nvidia-64k-6.8Upgrade linux-image-lowlatency-64k-5.15Upgrade linux-image-5.15.0-173-genericUpgrade linux-image-ibmUpgrade linux-image-nvidia-tegra-igxUpgrade linux-image-nvidia-tegra-igx-rt-5.15Upgrade linux-image-generic-64k-hwe-20.04Upgrade linux-image-oem-22.04Upgrade linux-image-lowlatency-hwe-20.04Upgrade linux-image-aws-64k-6.8Upgrade linux-image-6.8.0-1049-ibmUpgrade linux-image-5.15.0-1095-kvmUpgrade linux-image-5.15.0-1103-aws-fipsUpgrade linux-image-5.15.0-173-generic-lpaeUpgrade linux-image-6.17.0-1009-aws-64kUpgrade linux-image-aws-lts-22.04Upgrade linux-image-5.15.0-173-generic-64kUpgrade linux-image-azure-lts-24.04Upgrade linux-image-oem-22.04aUpgrade linux-image-nvidia-lowlatency-6.8Upgrade linux-image-lowlatency-64kUpgrade linux-image-gcpUpgrade linux-image-azure-fipsUpgrade linux-image-6.8.0-1048-gkeUpgrade linux-image-5.15.0-1098-nvidiaUpgrade linux-image-xilinxUpgrade linux-image-azure-fips-6.8Upgrade linux-image-raspi-realtimeUpgrade linux-image-6.17.0-1010-raspiUpgrade linux-image-6.8.0-1047-oracle-64kUpgrade linux-image-realtime-hwe-22.04Upgrade linux-image-intel-iotgUpgrade linux-image-raspi-6.17Upgrade linux-image-5.15.0-1109-azureUpgrade linux-image-oracle-64k-6.8Upgrade linux-image-oem-20.04bUpgrade linux-image-gcp-lts-22.04Upgrade linux-image-generic-6.17Upgrade linux-image-generic-lpaeUpgrade linux-image-aws-64kUpgrade linux-image-6.8.0-1051-azureUpgrade linux-image-6.8.0-1050-awsUpgrade linux-image-generic-hwe-22.04Upgrade linux-image-fips-5.15Upgrade linux-image-6.8.0-1048-gke-64kUpgrade linux-image-6.17.0-1009-oracle-64kUpgrade linux-image-xilinx-zynqmp-5.15Upgrade linux-image-oracle-lts-24.04Upgrade linux-image-nvidia-tegra-igx-rtUpgrade linux-image-nvidiaUpgrade linux-image-ibm-lts-24.04 | Mar 17, 2026 | Dec 4, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jul 27, 2026 | Dec 4, 2025 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub