CVE-2023-54280

In the Linux kernel, the following vulnerability has been resolved: cifs: fix potential race when tree connecting ipc Protect access of TCP_Server_Info::hostname when building the ipc tree name as it might get freed in cifsd thread and thus causing an use-after-free bug in __tree_connect_dfs_target(). Also, while at it, update status of IPC tcon on success and then avoid any extra tree connects.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/536ec71ba060a02fabe8e22cecb82fe7b3a8708b
https://git.kernel.org/stable/c/553476df55a111e6a66ad9155256aec0ec1b7ad0
https://git.kernel.org/stable/c/ee20d7c6100752eaf2409d783f4f1449c29ea33d

Configurations

No configuration.

History

No history.

Information

Published : 2025-12-30 13:16

Updated : 2026-08-04 11:16

NVD link : CVE-2023-54280

Mitre link : CVE-2023-54280

CVE.ORG link : CVE-2023-54280

JSON object : View

Products Affected

No product.

CWE

No CWE.

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