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fix(lwip): update submodule for DNS buffer overflow fix and CI sync

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Updates esp-lwip from 392707e5c to ae0674e0c (2.1.3-esp backport), bringing in:
* dns: add addr_cnt to DNS resolution to fix multi-IP buffer overflow
  (71140bce)
This commit is contained in:
Abhik Roy
2026-05-27 20:08:42 +10:00
committed by David Cermak
parent 0e98031e0e
commit 7ab85eb4dc
2 changed files with 5 additions and 1 deletions
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4
components/lwip/Kconfig
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@@ -1155,9 +1155,13 @@ menu "LWIP"
config LWIP_DNS_MAX_HOST_IP
int "Maximum number of IP addresses per host"
range 1 8
default 1
help
Maximum number of IP addresses that can be returned by DNS queries for a single host.
Allowed values are 1--8. In lwIP this is ``DNS_MAX_HOST_IP``. Multi-IP DNS APIs
require the caller's ``addr_cnt`` argument to satisfy 0 < addr_cnt <= DNS_MAX_HOST_IP;
otherwise they return ``ERR_ARG``.
config LWIP_DNS_MAX_SERVERS
int "Maximum number of DNS servers"

2
components/lwip/lwip

Submodule components/lwip/lwip updated: 392707e5c3...ae0674e0c5