In the Linux kernel, the following vulnerability has been resolved:
ksmbd: validate session id and tree id in the compound request
This patch validate session id and tree id in compound request. If first operation in the compound is SMB2 ECHO request, ksmbd bypass session and tree validation. So work->sess and work->tcon could be NULL. If secound request in the compound access work->sess or tcon, It cause NULL pointer dereferecing error.
CVSS Details
- CVSS 3.1 Base Score: 7.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade linux | Jul 30, 2024 | Jul 30, 2024 |
| Ubuntu | — | Upgrade linux-image-6.2.0-1018-gcpUpgrade linux-image-5.15.0-1044-kvmUpgrade linux-image-6.2.0-1015-awsUpgrade linux-image-6.2.0-1016-lowlatencyUpgrade linux-image-6.2.0-1016-azure-fdeUpgrade linux-image-aws-lts-22.04Upgrade linux-image-5.15.0-1040-ibmUpgrade linux-image-lowlatency-64kUpgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-genericUpgrade linux-image-oem-20.04Upgrade linux-image-generic-64k-hwe-20.04Upgrade linux-image-5.15.0-1043-intel-iotgUpgrade linux-image-generic-lpaeUpgrade linux-image-nvidia-lowlatencyUpgrade linux-image-gkeopUpgrade linux-image-5.15.0-1040-raspiUpgrade linux-image-5.15.0-86-lowlatency-64kUpgrade linux-image-gcp-lts-22.04Upgrade linux-image-6.2.0-1016-lowlatency-64kUpgrade linux-image-gke-5.15Upgrade linux-image-6.2.0-36-generic-lpaeUpgrade linux-image-oracleUpgrade linux-image-5.15.0-1047-awsUpgrade linux-image-lowlatency-64k-hwe-20.04Upgrade linux-image-6.2.0-36-generic-64kUpgrade linux-image-lowlatency-hwe-20.04Upgrade linux-image-ibmUpgrade linux-image-azure-fdeUpgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-virtualUpgrade linux-image-5.15.0-1030-gkeopUpgrade linux-image-awsUpgrade linux-image-5.15.0-1044-gkeUpgrade linux-image-nvidiaUpgrade linux-image-raspi-nolpaeUpgrade linux-image-5.15.0-1045-oracleUpgrade linux-image-azure-lts-22.04Upgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-oem-20.04bUpgrade linux-image-6.2.0-36-genericUpgrade linux-image-lowlatencyUpgrade linux-image-6.2.0-1011-nvidia-64kUpgrade linux-image-generic-lpae-hwe-22.04Upgrade linux-image-oem-20.04dUpgrade linux-image-5.15.0-1049-azure-fdeUpgrade linux-image-azure-fde-lts-22.04Upgrade linux-image-6.2.0-1015-oracleUpgrade linux-image-gkeop-5.15Upgrade linux-image-5.15.0-86-genericUpgrade linux-image-6.2.0-1016-azureUpgrade linux-image-generic-hwe-22.04Upgrade linux-image-intel-iotgUpgrade linux-image-5.15.0-86-generic-64kUpgrade linux-image-azure-cvmUpgrade linux-image-5.15.0-1037-nvidiaUpgrade linux-image-azureUpgrade linux-image-oracle-lts-22.04Upgrade linux-image-intelUpgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-5.15.0-1044-gcpUpgrade linux-image-6.2.0-1016-kvmUpgrade linux-image-5.15.0-1049-azureUpgrade linux-image-kvmUpgrade linux-image-starfiveUpgrade linux-image-6.2.0-1016-raspiUpgrade linux-image-nvidia-64k-6.2Upgrade linux-image-5.15.0-86-generic-lpaeUpgrade linux-image-6.2.0-1011-nvidiaUpgrade linux-image-raspiUpgrade linux-image-generic-64kUpgrade linux-image-virtual-hwe-22.04Upgrade linux-image-6.2.0-1009-starfiveUpgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-gcpUpgrade linux-image-virtual-hwe-20.04Upgrade linux-image-5.15.0-86-lowlatencyUpgrade linux-image-generic-lpae-hwe-20.04Upgrade linux-image-generic-hwe-20.04Upgrade linux-image-gkeUpgrade linux-image-6.2.0-1008-starfiveUpgrade linux-image-oem-20.04cUpgrade linux-image-nvidia-6.2Upgrade linux-image-5.15.0-1037-nvidia-lowlatency | Oct 6, 2023 | Oct 4, 2023 |
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