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Fix memory leak on ZEND_FFI_TYPE_CHAR conversion failure

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The success path frees tmp_str, but the error path does not.

Closes GH-17243.
This commit is contained in:
Niels Dossche
2024-12-22 21:34:32 +01:00
parent fcbfd5a680
commit a7f7e169d6
2 changed files with 2 additions and 0 deletions
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NEWS
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@@ -24,6 +24,7 @@ PHP NEWS
- FFI:
. Fixed bug #79075 (FFI header parser chokes on comments). (nielsdos)
. Fix memory leak on ZEND_FFI_TYPE_CHAR conversion failure. (nielsdos)
- Filter:
. Fixed bug GH-16944 (Fix filtering special IPv4 and IPv6 ranges, by using

1
ext/ffi/ffi.c
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@@ -807,6 +807,7 @@ again:
if (ZSTR_LEN(str) == 1) {
*(char*)ptr = ZSTR_VAL(str)[0];
} else {
zend_tmp_string_release(tmp_str);
zend_ffi_assign_incompatible(value, type);
return FAILURE;
}