CVE-2023-54280 (GCVE-0-2023-54280)

Vulnerability from cvelistv5 – Published: 2025-12-30 12:23 – Updated: 2026-01-05 11:37
VLAI?
Title
cifs: fix potential race when tree connecting ipc
Summary
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.
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: c88f7dcd6d6429197fc2fd87b54a894ffcd48e8e , < 536ec71ba060a02fabe8e22cecb82fe7b3a8708b (git)
Affected: c88f7dcd6d6429197fc2fd87b54a894ffcd48e8e , < 553476df55a111e6a66ad9155256aec0ec1b7ad0 (git)
Affected: c88f7dcd6d6429197fc2fd87b54a894ffcd48e8e , < ee20d7c6100752eaf2409d783f4f1449c29ea33d (git)
Affected: 81d583baa5f1abd73c755ce1992929debd20b687 (git)
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    Linux Linux Affected: 5.16
Unaffected: 0 , < 5.16 (semver)
Unaffected: 6.2.15 , ≤ 6.2.* (semver)
Unaffected: 6.3.2 , ≤ 6.3.* (semver)
Unaffected: 6.4 , ≤ * (original_commit_for_fix)
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