vulnerability
Ubuntu: (Multiple Advisories) (CVE-2023-32257): Linux kernel vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 9 | (AV:N/AC:M/Au:N/C:C/I:C/A:C) | Jul 24, 2023 | Sep 18, 2023 | Aug 18, 2025 |
Severity
9
CVSS
(AV:N/AC:M/Au:N/C:C/I:C/A:C)
Published
Jul 24, 2023
Added
Sep 18, 2023
Modified
Aug 18, 2025
Description
A flaw was found in the Linux kernel's ksmbd, a high-performance in-kernel SMB server. The specific flaw exists within the processing of SMB2_SESSION_SETUP and SMB2_LOGOFF commands. The issue results from the lack of proper locking when performing operations on an object. An attacker can leverage this vulnerability to execute code in the context of the kernel.
Solutions
ubuntu-upgrade-linux-image-5-15-0-1036-gkeopubuntu-upgrade-linux-image-5-15-0-1044-nvidiaubuntu-upgrade-linux-image-5-15-0-1044-nvidia-lowlatencyubuntu-upgrade-linux-image-5-15-0-1046-ibmubuntu-upgrade-linux-image-5-15-0-1046-raspiubuntu-upgrade-linux-image-5-15-0-1047-intel-iotgubuntu-upgrade-linux-image-5-15-0-1048-intel-iotgubuntu-upgrade-linux-image-5-15-0-1050-gkeubuntu-upgrade-linux-image-5-15-0-1050-kvmubuntu-upgrade-linux-image-5-15-0-1051-gcpubuntu-upgrade-linux-image-5-15-0-1051-oracleubuntu-upgrade-linux-image-5-15-0-1053-awsubuntu-upgrade-linux-image-5-15-0-1056-azureubuntu-upgrade-linux-image-5-15-0-1056-azure-fdeubuntu-upgrade-linux-image-5-15-0-94-genericubuntu-upgrade-linux-image-5-15-0-94-generic-64kubuntu-upgrade-linux-image-5-15-0-94-generic-lpaeubuntu-upgrade-linux-image-5-15-0-94-lowlatencyubuntu-upgrade-linux-image-5-15-0-94-lowlatency-64kubuntu-upgrade-linux-image-6-2-0-1004-starfiveubuntu-upgrade-linux-image-6-2-0-1009-ibmubuntu-upgrade-linux-image-6-2-0-1011-awsubuntu-upgrade-linux-image-6-2-0-1011-azureubuntu-upgrade-linux-image-6-2-0-1011-oracleubuntu-upgrade-linux-image-6-2-0-1012-kvmubuntu-upgrade-linux-image-6-2-0-1012-lowlatencyubuntu-upgrade-linux-image-6-2-0-1012-lowlatency-64kubuntu-upgrade-linux-image-6-2-0-1012-raspiubuntu-upgrade-linux-image-6-2-0-1013-gcpubuntu-upgrade-linux-image-6-2-0-32-genericubuntu-upgrade-linux-image-6-2-0-32-generic-64kubuntu-upgrade-linux-image-6-2-0-32-generic-lpaeubuntu-upgrade-linux-image-awsubuntu-upgrade-linux-image-aws-lts-22-04ubuntu-upgrade-linux-image-azureubuntu-upgrade-linux-image-azure-cvmubuntu-upgrade-linux-image-azure-fdeubuntu-upgrade-linux-image-azure-fde-lts-22-04ubuntu-upgrade-linux-image-azure-lts-22-04ubuntu-upgrade-linux-image-gcpubuntu-upgrade-linux-image-gcp-lts-22-04ubuntu-upgrade-linux-image-genericubuntu-upgrade-linux-image-generic-64kubuntu-upgrade-linux-image-generic-64k-hwe-20-04ubuntu-upgrade-linux-image-generic-64k-hwe-22-04ubuntu-upgrade-linux-image-generic-hwe-20-04ubuntu-upgrade-linux-image-generic-hwe-22-04ubuntu-upgrade-linux-image-generic-lpaeubuntu-upgrade-linux-image-generic-lpae-hwe-20-04ubuntu-upgrade-linux-image-generic-lpae-hwe-22-04ubuntu-upgrade-linux-image-gkeubuntu-upgrade-linux-image-gke-5-15ubuntu-upgrade-linux-image-gkeopubuntu-upgrade-linux-image-gkeop-5-15ubuntu-upgrade-linux-image-ibmubuntu-upgrade-linux-image-intelubuntu-upgrade-linux-image-intel-iotgubuntu-upgrade-linux-image-kvmubuntu-upgrade-linux-image-lowlatencyubuntu-upgrade-linux-image-lowlatency-64kubuntu-upgrade-linux-image-lowlatency-64k-hwe-20-04ubuntu-upgrade-linux-image-lowlatency-64k-hwe-22-04ubuntu-upgrade-linux-image-lowlatency-hwe-20-04ubuntu-upgrade-linux-image-lowlatency-hwe-22-04ubuntu-upgrade-linux-image-nvidiaubuntu-upgrade-linux-image-nvidia-lowlatencyubuntu-upgrade-linux-image-oem-20-04ubuntu-upgrade-linux-image-oem-20-04bubuntu-upgrade-linux-image-oem-20-04cubuntu-upgrade-linux-image-oem-20-04dubuntu-upgrade-linux-image-oracleubuntu-upgrade-linux-image-oracle-lts-22-04ubuntu-upgrade-linux-image-raspiubuntu-upgrade-linux-image-raspi-nolpaeubuntu-upgrade-linux-image-starfiveubuntu-upgrade-linux-image-virtualubuntu-upgrade-linux-image-virtual-hwe-20-04ubuntu-upgrade-linux-image-virtual-hwe-22-04
References
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