RDMA/cxgb4: Added NULL check for lookup_atid
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: RDMA/cxgb4: Added NULL check for lookup_atid The lookup_atid() function can return NULL if the ATID is invalid or does not exist in the identifier table, which could lead to dereferencing a null pointer without a check in the `act_establish()` and `act_open_rpl()` functions. Add a NULL check to prevent null pointer dereferencing. Found by Linux Verification Center (linuxtesting.org) with SVACE.
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/b12e25d91c7f97958341538c7dc63ee49d01548f
- https://git.kernel.org/stable/c/4e1fe68d695af367506ea3c794c5969630f21697
- https://git.kernel.org/stable/c/dd598ac57dcae796cb58551074660c39b43fb155
- https://git.kernel.org/stable/c/b11318dc8a1ec565300bb1a9073095af817cc508
- https://git.kernel.org/stable/c/39cb9f39913566ec5865581135f3e8123ad1aee1
- https://git.kernel.org/stable/c/0d50ae281a1712b9b2ca72830a96b8f11882358d
- https://git.kernel.org/stable/c/54aaa3ed40972511e423b604324b881425b9ff1e
- https://git.kernel.org/stable/c/b9c94c8ba5a713817cffd74c4bacc05187469624
- https://git.kernel.org/stable/c/e766e6a92410ca269161de059fff0843b8ddd65f
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Weaknesses (CWE)
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MITRE ATT&CK TTPs
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