Fix: possible segfault on startup if duplicate ip+CIDR in ip match list #2890
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| node->count++; | ||
| node->netmasks = reinterpret_cast<unsigned char *>(malloc(node->count * sizeof(unsigned char))); | ||
| memset(node->netmasks, 0, (node->count * sizeof(unsigned char))); |
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@martinhsv This memset should probably go below the null check 2 lines down. Same for the other 2 in this PR.
| node->count++; | ||
| new_node = node; | ||
| node->netmasks = reinterpret_cast<unsigned char *>(malloc(node->count * sizeof(unsigned char))); | ||
| memset(node->netmasks, 0, (node->count * sizeof(unsigned char))); |
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Here is another potential crash if we are out of memory. Malloc above may return null and there is no check below for this condition.
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Thanks @mirkodziadzka-avi . The location of the first memset has been corrected via #2891 |
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