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 handling of SMB2_TREE_CONNECT and SMB2_QUERY_INFO commands. The issue results from the lack of proper validation of a pointer prior to accessing it. An attacker can leverage this vulnerability to create a denial-of-service condition on the system.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 5.15, < 5.15.111 |
| Netapp | H300S | - |
| Netapp | H410C | - |
| Netapp | H410S | - |
| Netapp | H500S | - |
| Netapp | H700S | - |
Related Weaknesses (CWE)
References
- https://access.redhat.com/security/cve/CVE-2023-32248Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2219818Issue TrackingPatchThird Party Advisory
- https://security.netapp.com/advisory/ntap-20230915-0006/Third Party Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-CAN-20479/PatchThird Party AdvisoryVDB Entry
- https://access.redhat.com/security/cve/CVE-2023-32248Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2219818Issue TrackingPatchThird Party Advisory
- https://security.netapp.com/advisory/ntap-20230915-0006/Third Party Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-CAN-20479/PatchThird Party AdvisoryVDB Entry
FAQ
What is CVE-2023-32248?
CVE-2023-32248 is a vulnerability with a CVSS score of 7.5 (HIGH). A flaw was found in the Linux kernel's ksmbd, a high-performance in-kernel SMB server. The specific flaw exists within the handling of SMB2_TREE_CONNECT and SMB2_QUERY_INFO commands. The issue results...
How severe is CVE-2023-32248?
CVE-2023-32248 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-32248?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Netapp H300S, Netapp H410C, Netapp H410S, Netapp H500S.