CVE-2023-54280
cifs: fix potential race when tree connecting ipc
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Dec 30, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
c88f7dcd6d6429197fc2fd87b54a894ffcd48e8e < 536ec71ba060a02fabe8e22cecb82fe7b3a8708b c88f7dcd6d6429197fc2fd87b54a894ffcd48e8e < 553476df55a111e6a66ad9155256aec0ec1b7ad0 c88f7dcd6d6429197fc2fd87b54a894ffcd48e8e < ee20d7c6100752eaf2409d783f4f1449c29ea33d 81d583baa5f1abd73c755ce1992929debd20b687
Linux / Linux
5.16