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openSUSE:Leap:16.0:Staging:adi:80
moc
moc.crash.GLIB-2.35-1.patch
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File moc.crash.GLIB-2.35-1.patch of Package moc
From 78556fc13026220f800384accf04e139f11e099a Mon Sep 17 00:00:00 2001 From: Joan Bruguera <joanbrugueram@gmail.com> Date: Thu, 17 Feb 2022 22:27:34 +0100 Subject: [PATCH] Workaround mbsrtowcs fortify crash in GLIBC 2.35 Reproduces with: gcc -O2 -Wp,-D_FORTIFY_SOURCE=2 -c test.c test && ./test And test.c: #include <stdio.h> #include <stdlib.h> #include <wchar.h> int main (void) { mbstate_t ps = {0}; mbsrtowcs (NULL, &hw, (size_t)-1, &ps); return 0; } Output: *** buffer overflow detected ***: terminated --- utf8.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/utf8.c b/utf8.c index 2db18f2..806d528 100644 --- a/utf8.c +++ b/utf8.c @@ -167,7 +167,7 @@ static size_t xmbstowcs (wchar_t *dest, const char *src, size_t len, while (src && (len || !dest)) { size_t res; - res = mbsrtowcs (dest, &src, len, &ps); + res = mbsrtowcs (dest, &src, dest ? len : 0, &ps); if (res != (size_t)-1) { count += res; src = NULL; -- 2.35.1
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