lwIP - A Lightweight TCP/IP stack - Patches: patch #10173, Correct setsockopt(...,...
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patch #10173: Correct setsockopt(..., IP_MULTICAST_...) optval type mismatch for LWIP_DEBUGF()
Submitter: | Chad Fraleigh <chadf3> | ||
Submitted: | Thu 27 Jan 2022 10:41:53 PM UTC | ||
Category: | sockets/netconn | Priority: | 5 - Normal |
Status: | None | Privacy: | Public |
Assigned to: | None | Open/Closed: | Open |
Planned Release: | None |
Attached Files
file #52763: sockets-IP_MULTICAST-debug-type.patch added by chadf3 (1KiB - application/octet-stream)
Depends on the following items: None found
Items that depend on this one: None found
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Follows 1 latest change.
Date | Changed by | Updated Field | Previous Value | => | Replaced by |
---|---|---|---|---|---|
2022-01-27 | chadf3 | Attached File | - | Added sockets-IP_MULTICAST-debug-type.patch, #52763 |
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Corresponding source code
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.