Segmentation fault in mb_strimwidth() #9248
Assignees
Comments
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Indeed, we need to initialize ext/mbstring/mbstring.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/ext/mbstring/mbstring.c b/ext/mbstring/mbstring.c
index b9cfe628b4..24712c8817 100644
--- a/ext/mbstring/mbstring.c
+++ b/ext/mbstring/mbstring.c
@@ -2502,7 +2502,7 @@ static zend_string* mb_trim_string(zend_string *input, zend_string *marker, cons
/* Trim the string to terminal width; optional, add a 'trim marker' if it was truncated */
PHP_FUNCTION(mb_strimwidth)
{
- zend_string *str, *trimmarker, *encoding = NULL;
+ zend_string *str, *trimmarker = zend_empty_string, *encoding = NULL;
zend_long from, width;
ZEND_PARSE_PARAMETERS_START(3, 5) |
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Thanks for the great catch! Much appreciated! |
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@cmb69, do you want to commit this fix, or should I include it in my next PR? |
cmb69
added a commit
to cmb69/php-src
that referenced
this issue
Aug 8, 2022
We need to initialize the optional argument `trimmarker` with its default value.
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I just submitted PR #9273. :) |
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Thanks very much! |
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Description
The following code:
Process crashed with SIGSEGV.
But I expected this output instead:
PHP Version
git.master | released 2022-08-04 (3v4l.org)
Operating System
No response
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