Vulnerability 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_TREE_DISCONNECT 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.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 5.15, < 5.15.145 |
| Netapp | Hci Management Node | - |
| Netapp | H300S | - |
| Netapp | H410S | - |
| Netapp | H500S | - |
| Netapp | H700S | - |
Related Weaknesses (CWE)
References
- https://access.redhat.com/security/cve/CVE-2023-32254Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2191658Issue TrackingPatchThird Party Advisory
- https://security.netapp.com/advisory/ntap-20230824-0004/Third Party Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-23-702/PatchThird Party AdvisoryVDB Entry
- https://access.redhat.com/security/cve/CVE-2023-32254Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2191658Issue TrackingPatchThird Party Advisory
- https://security.netapp.com/advisory/ntap-20230824-0004/Third Party Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-23-702/PatchThird Party AdvisoryVDB Entry
FAQ
What is CVE-2023-32254?
CVE-2023-32254 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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_TREE_DISCONNECT commands. The issue results from the lack ...
How severe is CVE-2023-32254?
CVE-2023-32254 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2023-32254?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Netapp Hci Management Node, Netapp H300S, Netapp H410S, Netapp H500S.