In the Linux kernel, the following vulnerability has been resolved:
tty: n_gsm: Don't block input queue by waiting MSC
Currently gsm_queue() processes incoming frames and when opening a DLC channel it calls gsm_dlci_open() which calls gsm_modem_update(). If basic mode is used it calls gsm_modem_upd_via_msc() and it cannot block the input queue by waiting the response to come into the same input queue.
Instead allow sending Modem Status Command without waiting for remote end to respond. Define a new function gsm_modem_send_initial_msc() for this purpose. As MSC is only valid for basic encoding, it does not do anything for advanced or when convergence layer type 2 is used.
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade linux | Jul 23, 2026 | Jul 23, 2026 |
| Oracle_linux | — | Upgrade kernel-uek | Dec 11, 2025 | Oct 28, 2025 |
| Redhat_linux | — | No solution exists | Jul 17, 2026 | Oct 28, 2025 |
| Suse | — | Upgrade kernel-sourceUpgrade kernel-symsUpgrade kernel-64kbUpgrade kernel-default-extraUpgrade kernel-zfcpdumpUpgrade kernel-macrosUpgrade kernel-develUpgrade kernel-default-develUpgrade reiserfs-kmp-defaultUpgrade kernel-defaultUpgrade kernel-docsUpgrade kernel-64kb-develUpgrade kernel-default-baseUpgrade kernel-obs-build | Dec 5, 2025 | Nov 11, 2025 |
| Ubuntu | — | Upgrade linux-image-generic-6.17Upgrade linux-image-gcp-6.17Upgrade linux-image-6.8.0-1050-awsUpgrade linux-image-oracleUpgrade linux-image-realtimeUpgrade linux-image-aws-64kUpgrade linux-image-6.8.0-1050-raspiUpgrade linux-image-awsUpgrade linux-image-6.17.0-1007-gcp-64kUpgrade linux-image-aws-64k-6.8Upgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-6.8.0-1050-aws-64kUpgrade linux-image-gcp-64k-6.8Upgrade linux-image-6.8.0-1047-oracleUpgrade linux-image-fipsUpgrade linux-image-xilinx-zynqmpUpgrade linux-image-aws-fips-6.8Upgrade linux-image-6.8.0-1049-nvidia-64kUpgrade linux-image-nvidia-lowlatency-64k-6.8Upgrade linux-image-gcp-64k-lts-24.04Upgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-oracle-6.17Upgrade linux-image-raspi-realtimeUpgrade linux-image-6.8.0-1047-oracle-64kUpgrade linux-image-gkeop-6.8Upgrade linux-image-aws-fipsUpgrade linux-image-6.8.1-1045-realtimeUpgrade linux-image-generic-6.8Upgrade linux-image-6.17.0-1008-raspiUpgrade linux-image-6.17.0-1011-oemUpgrade linux-image-gcp-6.8Upgrade linux-image-lowlatency-6.8Upgrade linux-image-oem-6.17Upgrade linux-image-6.8.0-1048-gkeUpgrade linux-image-generic-lpaeUpgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-aws-64k-lts-24.04Upgrade linux-image-6.8.0-1052-gcpUpgrade linux-image-6.17.0-1007-awsUpgrade linux-image-azure-fips-6.8Upgrade linux-image-oem-22.04Upgrade linux-image-azure-6.8Upgrade linux-image-gcpUpgrade linux-image-6.8.0-1052-gcp-fipsUpgrade linux-image-gkeUpgrade linux-image-kvmUpgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-ibm-lts-24.04Upgrade linux-image-nvidia-64k-6.8Upgrade linux-image-6.8.0-1050-aws-fipsUpgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-6.17.0-1007-oracleUpgrade linux-image-xilinxUpgrade linux-image-6.8.0-106-generic-64kUpgrade linux-image-ibm-6.8Upgrade linux-image-lowlatency-64k-6.8Upgrade linux-image-virtualUpgrade linux-image-6.17.0-1006-realtimeUpgrade linux-image-6.17.0-14-generic-64kUpgrade linux-image-fips-6.8Upgrade linux-image-intel-iotgUpgrade linux-image-gcp-fipsUpgrade linux-image-gcp-64kUpgrade linux-image-nvidia-lowlatencyUpgrade linux-image-virtual-hwe-22.04Upgrade linux-image-6.8.0-106-fipsUpgrade linux-image-6.8.0-1035-gkeopUpgrade linux-image-raspiUpgrade linux-image-6.17.0-1008-azureUpgrade linux-image-gke-6.8Upgrade linux-image-ibmUpgrade linux-image-6.8.0-1049-nvidia-lowlatency-64kUpgrade linux-image-oracle-lts-24.04Upgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-oracle-64k-lts-24.04Upgrade linux-image-oem-22.04dUpgrade linux-image-6.8.0-2040-raspi-realtimeUpgrade linux-image-raspi-6.17Upgrade linux-image-6.17.0-14-genericUpgrade linux-image-oracle-6.8Upgrade linux-image-nvidia-6.8Upgrade linux-image-gke-64kUpgrade linux-image-generic-64k-6.8Upgrade linux-image-azure-fipsUpgrade linux-image-6.8.0-1051-azureUpgrade linux-image-aws-64k-6.17Upgrade linux-image-realtime-6.17Upgrade linux-image-genericUpgrade linux-image-gcp-lts-24.04Upgrade linux-image-6.8.0-106-genericUpgrade linux-image-6.8.0-1048-gke-64kUpgrade linux-image-xilinx-6.8Upgrade linux-image-6.8.0-106-lowlatency-64kUpgrade linux-image-lowlatencyUpgrade linux-image-aws-6.8Upgrade linux-image-oem-22.04aUpgrade linux-image-nvidiaUpgrade linux-image-generic-64k-6.17Upgrade linux-image-generic-64kUpgrade linux-image-azure-lts-24.04Upgrade linux-image-aws-lts-24.04Upgrade linux-image-6.8.0-1052-azure-fipsUpgrade linux-image-6.8.0-1049-nvidiaUpgrade linux-image-6.8.0-1049-ibmUpgrade linux-image-6.8.0-1029-xilinxUpgrade linux-image-oracle-64k-6.8Upgrade linux-image-raspi-6.8Upgrade linux-image-6.8.0-1049-nvidia-lowlatencyUpgrade linux-image-oem-22.04bUpgrade linux-image-virtual-6.8Upgrade linux-image-gcp-fips-6.8Upgrade linux-image-gcp-64k-6.17Upgrade linux-image-6.8.0-1052-gcp-64kUpgrade linux-image-nvidia-lowlatency-6.8Upgrade linux-image-lowlatency-64kUpgrade linux-image-realtime-6.8.1Upgrade linux-image-6.17.0-1007-oracle-64kUpgrade linux-image-oracle-64k-6.17Upgrade linux-image-oracle-64kUpgrade linux-image-intel-iot-realtimeUpgrade linux-image-ibm-classicUpgrade linux-image-azureUpgrade linux-image-aws-6.17Upgrade linux-image-gkeopUpgrade linux-image-generic-hwe-22.04Upgrade linux-image-virtual-6.17Upgrade linux-image-nvidia-64kUpgrade linux-image-6.8.0-106-lowlatencyUpgrade linux-image-6.17.0-1007-gcpUpgrade linux-image-6.17.0-1007-aws-64kUpgrade linux-image-realtime-hwe-22.04Upgrade linux-image-raspi-realtime-6.8Upgrade linux-image-oem-22.04cUpgrade linux-image-gke-64k-6.8Upgrade linux-image-azure-6.17 | Feb 13, 2026 | Feb 12, 2026 |
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