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lines changed Original file line number Diff line number Diff line change 11Documentation and download available at https://www.FreeRTOS.org/
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33Changes between FreeRTOS-plus-TCP V4.2.5 and V4.2.4 released October 10, 2025:
4- + Fixed possible buffer over read when processing ICMPv6 packets of
4+ + Fixed possible buffer over read when processing ICMPv6 packets of
55 certain message types which are smaller than the expected size.
6- + Fixed missing validation check in IPv6 packet processing code which
7- can lead to out-of-bounds read when receiving a IPv6 packet with
6+ + Fixed missing validation check in IPv6 packet processing code which
7+ can lead to out-of-bounds read when receiving a IPv6 packet with
88 incorrect payload lengths in the packet header.
99 + Fixed possible NULL pointer dereference when IPv6 link local endpoint
1010 is not present in the system when IPv6 is enabled.
11- + Fixed missing validation check in UDP/IPv6 packet processing code which can
12- lead to invalid pointer dereference when receiving a UDP/IPv6 packet with an
11+ + Fixed missing validation check in UDP/IPv6 packet processing code which can
12+ lead to invalid pointer dereference when receiving a UDP/IPv6 packet with an
1313 incorrect IP version field in the packet header.
14- We would like to thank Ivan Gotovchits on behalf of Mayhem Security for
14+ We would like to thank Ivan Gotovchits on behalf of Mayhem Security for
1515 collaborating on above issues through the coordinated vulnerability disclosure process.
1616
1717Changes between FreeRTOS-plus-TCP V4.2.4 and V4.2.3 released June 10, 2025:
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