CVE-2023-32252
High
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_LOGOFF 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.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Linux Kernel
PublishedJul 24, 2023
First seenJul 24, 2023
Weakness typeCWE-476NULL pointer dereference
How to fix
Update
- linux linux_kernel5.15.145, 6.1.29, 6.2.16, 6.3.2 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 5.15 ≤ v < 5.15.145, 5.16 ≤ v < 6.1.29, 6.2 ≤ v < 6.2.16, 6.3 ≤ v < 6.3.2 | 5.15.145, 6.1.29, 6.2.16, 6.3.2 |
| netapp h300s_firmware | No range specified | — |
| netapp h500s_firmware | No range specified | — |
| netapp h700s_firmware | No range specified | — |
| netapp h410s_firmware | No range specified | — |
| netapp h410c_firmware | No range specified | — |
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