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sys/net/credman: fix insecure memory wiping

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This commit is contained in:
Marian Buschsieweke 2022-09-19 17:22:13 +02:00
parent 0f27ce4ad8
commit a00fb233dc
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1 changed files with 4 additions and 3 deletions
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7
sys/net/credman/credman.c
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@ -16,9 +16,10 @@
* @author Aiman Ismail <muhammadaimanbin.ismail@haw-hamburg.de>
*/
#include "net/credman.h"
#include "mutex.h"
#include "kernel_defines.h"
#include "mutex.h"
#include "net/credman.h"
#include "string_utils.h"
#include <assert.h>
#include <string.h>
@ -395,7 +396,7 @@ void credman_delete(credman_tag_t tag, credman_type_t type)
mutex_lock(&_mutex);
int pos = _find_credential_pos(tag, type, NULL);
if (pos >= 0) {
memset(&credentials[pos], 0, sizeof(credman_credential_t));
explicit_bzero(&credentials[pos], sizeof(credman_credential_t));
used--;
}
mutex_unlock(&_mutex);