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CHAOS: res_pjsip_diversion avoid crash if allocation fails
author
Richard Mudgett
<rmudgett@digium.com>
Thu, 17 Sep 2015 21:59:18 +0000
(16:59 -0500)
committer
Richard Mudgett
<rmudgett@digium.com>
Thu, 17 Sep 2015 22:04:16 +0000
(17:04 -0500)
Validate ast_malloc buffer returned before using it in
set_redirecting_value().
ASTERISK-25323
Change-Id: I15d2ed7cb0546818264c0bf251aa40adeae83253
res/res_pjsip_diversion.c
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diff --git
a/res/res_pjsip_diversion.c
b/res/res_pjsip_diversion.c
index
3dfae45
..
ea2c7cd
100644
(file)
--- a/
res/res_pjsip_diversion.c
+++ b/
res/res_pjsip_diversion.c
@@
-117,7
+117,9
@@
static void set_redirecting_value(char **dst, const pj_str_t *src)
{
ast_free(*dst);
*dst = ast_malloc(pj_strlen(src) + 1);
- ast_copy_pj_str(*dst, src, pj_strlen(src) + 1);
+ if (*dst) {
+ ast_copy_pj_str(*dst, src, pj_strlen(src) + 1);
+ }
}
static void set_redirecting_id(pjsip_name_addr *name_addr, struct ast_party_id *data,