RDMA/srpt: Do not register event handler until srpt device is fully setup
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: RDMA/srpt: Do not register event handler until srpt device is fully setup Upon rare occasions, KASAN reports a use-after-free Write in srpt_refresh_port(). This seems to be because an event handler is registered before the srpt device is fully setup and a race condition upon error may leave a partially setup event handler in place. Instead, only register the event handler after srpt device initialization is complete.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://git.kernel.org/stable/c/bdd895e0190c464f54f84579e7535d80276f0fc5
- https://git.kernel.org/stable/c/6413e78086caf7bf15639923740da0d91fdfd090
- https://git.kernel.org/stable/c/e362d007294955a4fb929e1c8978154a64efdcb6
- https://git.kernel.org/stable/c/85570b91e4820a0db9d9432098778cafafa7d217
- https://git.kernel.org/stable/c/7104a00fa37ae898a827381f1161fa3286c8b346
- https://git.kernel.org/stable/c/ec77fa12da41260c6bf9e060b89234b980c5130f
- https://git.kernel.org/stable/c/c21a8870c98611e8f892511825c9607f1e2cd456
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Weaknesses (CWE)
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