CVE-2024-35972 - Missing Release of Memory after Effective Lifetime

Severity

55%

Complexity

18%

Confidentiality

60%

In the Linux kernel, the following vulnerability has been resolved: bnxt_en: Fix possible memory leak in bnxt_rdma_aux_device_init() If ulp = kzalloc() fails, the allocated edev will leak because it is not properly assigned and the cleanup path will not be able to free it. Fix it by assigning it properly immediately after allocation.

CVSS 3.1 Base Score 5.5. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).

Demo Examples

Missing Release of Memory after Effective Lifetime

CWE-401

The following C function leaks a block of allocated memory if the call to read() does not return the expected number of bytes:


               
}
return buf;
return NULL;
return NULL;

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