CVE-2023-53794

Published: Dec 9, 2025

Modified: May 23, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: cifs: fix session state check in reconnect to avoid use-after-free issue Don't collect exiting session in smb2_reconnect_server(), because it will be released soon. Note that the exiting session will stay in server->smb_ses_list until it complete the cifs_free_ipc() and logoff() and then delete itself from the list.

Vendor	Product	Versions
Linux	Linux	affected `4fcd1813e6404dd4420c7d12fb483f9320f0bf93 - < 7e4f5c3f01fb0e51ca438e43262d858daf9a0a76` affected `4fcd1813e6404dd4420c7d12fb483f9320f0bf93 - < 759ffc164d95a32c09528766d74d9b4fb054e8f4` affected `4fcd1813e6404dd4420c7d12fb483f9320f0bf93 - < 99f280700b4cc02d5f141b8d15f8e9fad0418f65` affected `655e0c067f0e02ece03fd0591dabe3db2ae27552` affected `875cc09c0767a4ac06b57af383709657f98b3ea1` +14 more versions
Linux	Linux	affected `4.7` unaffected `0 - < 4.7` unaffected `6.1.47 - <= 6.1.` unaffected `6.4.12 - <= 6.4.` unaffected `6.5 - <= *`

References

https://git.kernel.org/stable/c/7e4f5c3f01fb0e51ca438e43262d858daf9a0a76

https://git.kernel.org/stable/c/759ffc164d95a32c09528766d74d9b4fb054e8f4

https://git.kernel.org/stable/c/99f280700b4cc02d5f141b8d15f8e9fad0418f65

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CVE-2023-53794

Description

Affected Products

References