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Merge branch 'PHP-8.1' into PHP-8.2

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* PHP-8.1:
  Reset global pointers to prevent use-after-free
This commit is contained in:
Niels Dossche
2025-07-30 09:22:50 +02:00
parent 5fa27e25b3 3aaa8d3526
commit 7016ad558b
2 changed files with 11 additions and 0 deletions
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3
NEWS
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@@ -2,6 +2,9 @@ PHP NEWS
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
?? ??? ????, PHP 8.2.30
- Opcache:
. Reset global pointers to prevent use-after-free in zend_jit_status().
(Florian Engelhardt)
03 Jul 2025, PHP 8.2.29

8
ext/opcache/jit/zend_jit.c
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@@ -5085,6 +5085,14 @@ ZEND_EXT_API void zend_jit_shutdown(void)
#else
zend_jit_trace_free_caches(&jit_globals);
#endif
/* Reset global pointers to prevent use-after-free in `zend_jit_status()`
* after gracefully restarting Apache with mod_php, see:
* https://github.com/php/php-src/pull/19212 */
dasm_ptr = NULL;
dasm_buf = NULL;
dasm_end = NULL;
dasm_size = 0;
}
static void zend_jit_reset_counters(void)