CVE-2023-53358
High
Description
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix racy issue under cocurrent smb2 tree disconnect There is UAF issue under cocurrent smb2 tree disconnect. This patch introduce TREE_CONN_EXPIRE flags for tcon to avoid cocurrent access.
SeverityHigh
CVSS8.8
Exploit probability—
Product
Linux Kernel
PublishedSep 17, 2025
First seenSep 17, 2025
Weakness typeCWE-416Use after free
How to fix
Update
- linux linux_kernel5.15.145, 6.1.28, 6.2.15, 6.3.2 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 5.15 ≤ v < 5.15.145, 5.16 ≤ v < 6.1.28, 6.2 ≤ v < 6.2.15, 6.3 ≤ v < 6.3.2 | 5.15.145, 6.1.28, 6.2.15, 6.3.2 |
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