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| author | Xinchen Hui <laruence@gmail.com> | 2017-11-13 11:18:56 +0800 |
|---|---|---|
| committer | Xinchen Hui <laruence@gmail.com> | 2017-11-13 11:18:56 +0800 |
| commit | c718fd16a1ce0def93641fd3539357526a11fc16 (patch) | |
| tree | 0a2e7d57c33131c86753fc9892264175baefddb0 /ext/standard | |
| parent | 1c1df0d9370fa5a14644850f09a7f9377bfc83be (diff) | |
| download | php-git-c718fd16a1ce0def93641fd3539357526a11fc16.tar.gz | |
Avoid overflow
Diffstat (limited to 'ext/standard')
| -rw-r--r-- | ext/standard/file.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/ext/standard/file.c b/ext/standard/file.c index da10f58b65..104b16235e 100644 --- a/ext/standard/file.c +++ b/ext/standard/file.c @@ -1772,7 +1772,7 @@ PHPAPI PHP_FUNCTION(fread) /* needed because recv/read/gzread doesnt put a null at the end*/ Z_STRVAL_P(return_value)[Z_STRLEN_P(return_value)] = 0; - if (len > Z_STRLEN_P(return_value) * 2) { + if (Z_STRLEN_P(return_value) < len / 2) { Z_STR_P(return_value) = zend_string_truncate(Z_STR_P(return_value), Z_STRLEN_P(return_value), 0); } } |