diff --git a/meta-oe/recipes-support/onig/onig/5f1408dee4a01dee60c4cd67f2e2e46484ef50a5.patch b/meta-oe/recipes-support/onig/onig/5f1408dee4a01dee60c4cd67f2e2e46484ef50a5.patch
new file mode 100644
index 0000000000..f0683c2ebd
--- /dev/null
+++ b/meta-oe/recipes-support/onig/onig/5f1408dee4a01dee60c4cd67f2e2e46484ef50a5.patch
@@ -0,0 +1,138 @@
+From 5f1408dee4a01dee60c4cd67f2e2e46484ef50a5 Mon Sep 17 00:00:00 2001
+From: "K.Kosako" <kkosako0@gmail.com>
+Date: Mon, 18 Nov 2024 00:18:12 +0900
+Subject: [PATCH] fix #312: Build failure with GCC 15 (C23)
+
+---
+ src/regparse.c | 44 ++++++++++++++++++++++++++++++++++++--------
+ src/st.h       |  9 +--------
+ 2 files changed, 37 insertions(+), 16 deletions(-)
+
+Upstream-Status: Backport [5f1408dee4a01dee60c4cd67f2e2e46484ef50a5]
+Signed-off-by: Mikko Rapeli <mikko.rapeli@linaro.org>
+
+diff --git a/src/regparse.c b/src/regparse.c
+index 24bcbaac..9acdd6e2 100644
+--- a/src/regparse.c
++++ b/src/regparse.c
+@@ -793,8 +793,13 @@ onig_print_names(FILE* fp, regex_t* reg)
+ #endif /* ONIG_DEBUG */
+ 
+ static int
+-i_free_name_entry(UChar* key, NameEntry* e, void* arg ARG_UNUSED)
++i_free_name_entry(st_data_t akey, st_data_t ae, st_data_t arg ARG_UNUSED)
+ {
++  UChar* key;
++  NameEntry* e;
++
++  key = (UChar* )akey;
++  e = (NameEntry* )ae;
+   xfree(e->name);
+   if (IS_NOT_NULL(e->back_refs)) xfree(e->back_refs);
+   xfree(key);
+@@ -850,8 +855,14 @@ typedef struct {
+ } INamesArg;
+ 
+ static int
+-i_names(UChar* key ARG_UNUSED, NameEntry* e, INamesArg* arg)
++i_names(st_data_t key ARG_UNUSED, st_data_t ae, st_data_t aarg)
+ {
++  NameEntry* e;
++  INamesArg* arg;
++
++  e = (NameEntry* )ae;
++  arg = (INamesArg* )aarg;
++
+   int r = (*(arg->func))(e->name,
+                          e->name + e->name_len,
+                          e->back_num,
+@@ -883,9 +894,14 @@ onig_foreach_name(regex_t* reg,
+ }
+ 
+ static int
+-i_renumber_name(UChar* key ARG_UNUSED, NameEntry* e, GroupNumMap* map)
++i_renumber_name(st_data_t key ARG_UNUSED, st_data_t ae, st_data_t amap)
+ {
+   int i;
++  NameEntry* e;
++  GroupNumMap* map;
++
++  e = (NameEntry* )ae;
++  map = (GroupNumMap* )amap;
+ 
+   if (e->back_num > 1) {
+     for (i = 0; i < e->back_num; i++) {
+@@ -1374,9 +1390,14 @@ static int CalloutNameIDCounter;
+ #ifdef USE_ST_LIBRARY
+ 
+ static int
+-i_free_callout_name_entry(st_callout_name_key* key, CalloutNameEntry* e,
+-                          void* arg ARG_UNUSED)
++i_free_callout_name_entry(st_data_t akey, st_data_t ae, st_data_t arg ARG_UNUSED)
+ {
++  st_callout_name_key* key;
++  CalloutNameEntry* e;
++
++  key = (st_callout_name_key* )akey;
++  e = (CalloutNameEntry* )ae;
++
+   if (IS_NOT_NULL(e)) {
+     xfree(e->name);
+   }
+@@ -1870,10 +1891,14 @@ typedef intptr_t   CalloutTagVal;
+ #define CALLOUT_TAG_LIST_FLAG_TAG_EXIST     (1<<0)
+ 
+ static int
+-i_callout_callout_list_set(UChar* key, CalloutTagVal e, void* arg)
++i_callout_callout_list_set(st_data_t key ARG_UNUSED, st_data_t ae, st_data_t arg)
+ {
+   int num;
+-  RegexExt* ext = (RegexExt* )arg;
++  CalloutTagVal e;
++  RegexExt* ext;
++
++  e   = (CalloutTagVal )ae;
++  ext = (RegexExt* )arg;
+ 
+   num = (int )e - 1;
+   ext->callout_list[num].flag |= CALLOUT_TAG_LIST_FLAG_TAG_EXIST;
+@@ -1926,8 +1951,11 @@ onig_callout_tag_is_exist_at_callout_num(regex_t* reg, int callout_num)
+ }
+ 
+ static int
+-i_free_callout_tag_entry(UChar* key, CalloutTagVal e, void* arg ARG_UNUSED)
++i_free_callout_tag_entry(st_data_t akey, st_data_t e ARG_UNUSED, st_data_t arg ARG_UNUSED)
+ {
++  UChar* key;
++
++  key = (UChar* )akey;
+   xfree(key);
+   return ST_DELETE;
+ }
+diff --git a/src/st.h b/src/st.h
+index 5efee8bb..70798dc5 100644
+--- a/src/st.h
++++ b/src/st.h
+@@ -34,13 +34,6 @@ enum st_retval {ST_CONTINUE, ST_STOP, ST_DELETE, ST_CHECK};
+ #ifndef _
+ # define _(args) args
+ #endif
+-#ifndef ANYARGS
+-# ifdef __cplusplus
+-#   define ANYARGS ...
+-# else
+-#   define ANYARGS
+-# endif
+-#endif
+ 
+ st_table *st_init_table _((struct st_hash_type *));
+ st_table *st_init_table_with_size _((struct st_hash_type *, int));
+@@ -52,7 +45,7 @@ int st_delete _((st_table *, st_data_t *, st_data_t *));
+ int st_delete_safe _((st_table *, st_data_t *, st_data_t *, st_data_t));
+ int st_insert _((st_table *, st_data_t, st_data_t));
+ int st_lookup _((st_table *, st_data_t, st_data_t *));
+-int st_foreach _((st_table *, int (*)(ANYARGS), st_data_t));
++int st_foreach _((st_table *, int (*)(st_data_t, st_data_t, st_data_t), st_data_t));
+ void st_add_direct _((st_table *, st_data_t, st_data_t));
+ void st_free_table _((st_table *));
+ void st_cleanup_safe _((st_table *, st_data_t));
diff --git a/meta-oe/recipes-support/onig/onig_6.9.9.bb b/meta-oe/recipes-support/onig/onig_6.9.9.bb
index b29437db1e..b545fc7596 100644
--- a/meta-oe/recipes-support/onig/onig_6.9.9.bb
+++ b/meta-oe/recipes-support/onig/onig_6.9.9.bb
@@ -11,6 +11,7 @@ SRC_URI = "\
     https://github.com/kkos/oniguruma/releases/download/v${PV}/${BP}.tar.gz \
     file://0001-build-don-t-link-against-host-system-libraries.patch \
     file://0002-build-enable-serial-tests-automake-option-for-ptest.patch \
+    file://5f1408dee4a01dee60c4cd67f2e2e46484ef50a5.patch \
     file://run-ptest \
 "