CVE-2025-37845
Published: May 9, 2025
Modified: May 23, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: tracing: fprobe events: Fix possible UAF on modules Commit ac91052f0ae5 ("tracing: tprobe-events: Fix leakage of module refcount") moved try_module_get() from __find_tracepoint_module_cb() to find_tracepoint() caller, but that introduced a possible UAF because the module can be unloaded before try_module_get(). In this case, the module object should be freed too. Thus, try_module_get() does not only fail but may access to the freed object. To avoid that, try_module_get() in __find_tracepoint_module_cb() again.
| Vendor | Product | Versions |
|---|---|---|
Linux | Linux | affected 71c9cf87776eaa556fc0a0a060df94200e1f521c - < 868df4eb784c3ccc7e4340a9ea993cbbedca167eaffected 9db2b8cf4ea07b579db588e0353d5680f5d1f071 - < a27d2de2472b1cc7d582ab405d1d5832a80481deaffected ac91052f0ae5be9e46211ba92cc31c0e3b0a933a - < 626f01f4d26e8cf92e69c1df53036153c8e98a20affected ac91052f0ae5be9e46211ba92cc31c0e3b0a933a - < dd941507a9486252d6fcf11814387666792020f3affected 6.12.21 - < 6.12.24+1 more versions |
Linux | Linux | affected 6.14unaffected 0 - < 6.14unaffected 6.12.24 - <= 6.12.*unaffected 6.13.12 - <= 6.13.*unaffected 6.14.3 - <= 6.14.*+1 more versions |
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