[lwip-devel] [patch #10173] Correct setsockopt(..., IP_MULTICAST_...) optval type mismatch for LWIP_DEBUGF()

[Chad Fraleigh]

URL:
  <https://savannah.nongnu.org/patch/?10173>

                 Summary: Correct setsockopt(..., IP_MULTICAST_...) optval
type mismatch for LWIP_DEBUGF()
                 Project: lwIP - A Lightweight TCP/IP stack
            Submitted by: chadf3
            Submitted on: Thu 27 Jan 2022 10:41:53 PM UTC
                Category: sockets/netconn
                Priority: 5 - Normal
                  Status: None
                 Privacy: Public
             Assigned to: None
        Originator Email: 
             Open/Closed: Open
         Discussion Lock: Any
         Planned Release: None

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Details:

Some setsockopt() are passed u8_t types, but the corresponding LWIP_DEBUGF()
call references them as an int. This could lead to garbled debug values,
unaligned data access, or unmapped memory access.



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File Attachments:


-------------------------------------------------------
Date: Thu 27 Jan 2022 10:41:53 PM UTC  Name:
sockets-IP_MULTICAST-debug-type.patch  Size: 1KiB   By: chadf3

<http://savannah.nongnu.org/patch/download.php?file_id=52763>

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