In the Linux kernel, the following vulnerability has been resolved:
ksmbd: fix racy issue under cocurrent smb2 tree disconnect
There is UAF issue under cocurrent smb2 tree disconnect. This patch introduce TREE_CONN_EXPIRE flags for tcon to avoid cocurrent access.
CVSS Details
- CVSS 3.1 Base Score: 8.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade linux | Sep 19, 2025 | Sep 19, 2025 |
| Ubuntu | — | Upgrade linux-oracleUpgrade linux-intel-iotgUpgrade linux-bluefieldUpgrade linux-gcp-5.15Upgrade linux-gcpUpgrade linux-lowlatency-hwe-5.15Upgrade linux-azure-fdeUpgrade linux-kvmUpgrade linux-fipsUpgrade linux-nvidia-tegraUpgrade linux-nvidia-tegra-igxUpgrade linux-intel-iot-realtimeUpgrade linux-realtimeUpgrade linux-gcp-fipsUpgrade linux-riscv-5.15Upgrade linux-ibm-5.15Upgrade linux-intel-iotg-5.15Upgrade linux-xilinx-zynqmpUpgrade linux-nvidiaUpgrade linux-ibmUpgrade linux-awsUpgrade linux-gkeopUpgrade linux-oracle-5.15Upgrade linux-lowlatencyUpgrade linuxUpgrade linux-gkeUpgrade linux-azure-5.15Upgrade linux-hwe-5.15Upgrade linux-nvidia-tegra-5.15Upgrade linux-aws-fipsUpgrade linux-raspiUpgrade linux-azure-fipsUpgrade linux-azureUpgrade linux-aws-5.15 | Sep 26, 2025 | Sep 17, 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