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-rw-r--r--php-cve-2025-14178.patch92
1 files changed, 92 insertions, 0 deletions
diff --git a/php-cve-2025-14178.patch b/php-cve-2025-14178.patch
new file mode 100644
index 0000000..8376a85
--- /dev/null
+++ b/php-cve-2025-14178.patch
@@ -0,0 +1,92 @@
+From d8f3aac707341374fa8bffc90b76c0c8b0f6d1b0 Mon Sep 17 00:00:00 2001
+From: Niels Dossche <7771979+ndossche@users.noreply.github.com>
+Date: Sun, 9 Nov 2025 13:23:11 +0100
+Subject: [PATCH 1/2] Fix GHSA-h96m-rvf9-jgm2
+
+(cherry picked from commit 8b801151bd54b36aae4593ed6cfc096e8122b415)
+(cherry picked from commit e4516e52979e8b67d9d35dfdbcc5dc7368263fa2)
+(cherry picked from commit 84b83e2979bad57618528d4e669636117022f37c)
+---
+ ext/standard/array.c | 7 ++++++-
+ .../tests/array/GHSA-h96m-rvf9-jgm2.phpt | 16 ++++++++++++++++
+ 2 files changed, 22 insertions(+), 1 deletion(-)
+ create mode 100644 ext/standard/tests/array/GHSA-h96m-rvf9-jgm2.phpt
+
+diff --git a/ext/standard/array.c b/ext/standard/array.c
+index 09c3a9f256..fd92ef0e8d 100644
+--- a/ext/standard/array.c
++++ b/ext/standard/array.c
+@@ -3778,7 +3778,7 @@ static inline void php_array_merge_or_replace_wrapper(INTERNAL_FUNCTION_PARAMETE
+ } else {
+ zval *src_entry;
+ HashTable *src, *dest;
+- uint32_t count = 0;
++ uint64_t count = 0;
+
+ for (i = 0; i < argc; i++) {
+ zval *arg = args + i;
+@@ -3790,6 +3790,11 @@ static inline void php_array_merge_or_replace_wrapper(INTERNAL_FUNCTION_PARAMETE
+ count += zend_hash_num_elements(Z_ARRVAL_P(arg));
+ }
+
++ if (UNEXPECTED(count >= HT_MAX_SIZE)) {
++ zend_throw_error(NULL, "The total number of elements must be lower than %u", HT_MAX_SIZE);
++ return;
++ }
++
+ arg = args;
+ src = Z_ARRVAL_P(arg);
+ /* copy first array */
+diff --git a/ext/standard/tests/array/GHSA-h96m-rvf9-jgm2.phpt b/ext/standard/tests/array/GHSA-h96m-rvf9-jgm2.phpt
+new file mode 100644
+index 0000000000..2e3e85357e
+--- /dev/null
++++ b/ext/standard/tests/array/GHSA-h96m-rvf9-jgm2.phpt
+@@ -0,0 +1,16 @@
++--TEST--
++GHSA-h96m-rvf9-jgm2
++--FILE--
++<?php
++
++$power = 20; // Chosen to be well within a memory_limit
++$arr = range(0, 2**$power);
++try {
++ array_merge(...array_fill(0, 2**(32-$power), $arr));
++} catch (Error $e) {
++ echo $e->getMessage(), "\n";
++}
++
++?>
++--EXPECTF--
++The total number of elements must be lower than %d
+--
+2.53.0
+
+From 143f4339e80c13ffa1b11aae7f629807c9442edc Mon Sep 17 00:00:00 2001
+From: Remi Collet <remi@remirepo.net>
+Date: Tue, 17 Feb 2026 15:48:22 +0100
+Subject: [PATCH 2/2] NEWS
+
+---
+ NEWS | 5 +++++
+ 1 file changed, 5 insertions(+)
+
+diff --git a/NEWS b/NEWS
+index 342c184c30..464f4b55f4 100644
+--- a/NEWS
++++ b/NEWS
+@@ -1,6 +1,11 @@
+ PHP NEWS
+ |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
+
++Backported from 8.1.34
++
++ . Fixed GHSA-h96m-rvf9-jgm2 (Heap buffer overflow in array_merge()).
++ (CVE-2025-14178) (ndossche)
++
+ Backported from 8.1.31
+
+ - CLI:
+--
+2.53.0
+