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Code Issues Releases Wiki Activity

Fix buffer overflow in status_get_hash_target()

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This commit is contained in:
jsteube 2016-10-19 13:51:06 +02:00
parent a460ab01b6
commit 0a26b09684
2 changed files with 11 additions and 3 deletions
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4
src/hashes.c
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@ -226,7 +226,9 @@ void check_hash (hashcat_ctx_t *hashcat_ctx, hc_device_param_t *device_param, pl
// hash // hash
char out_buf[HCBUFSIZ_LARGE] = { 0 }; char out_buf[HCBUFSIZ_LARGE];
out_buf[0] = 0;
ascii_digest (hashcat_ctx, out_buf, salt_pos, digest_pos); ascii_digest (hashcat_ctx, out_buf, salt_pos, digest_pos);

10
src/status.c
View File

@ -269,11 +269,17 @@ char *status_get_hash_target (const hashcat_ctx_t *hashcat_ctx)
} }
else else
{ {
char *tmp_buf = (char *) malloc (HCBUFSIZ_TINY); char *tmp_buf = (char *) malloc (HCBUFSIZ_LARGE);
tmp_buf[0] = 0;
ascii_digest ((hashcat_ctx_t *) hashcat_ctx, tmp_buf, 0, 0); ascii_digest ((hashcat_ctx_t *) hashcat_ctx, tmp_buf, 0, 0);
return tmp_buf; char *tmp_buf2 = strdup (tmp_buf);
free (tmp_buf);
return tmp_buf2;
} }
} }
else else