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Fix a heap use after free

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Álvaro Felipe Melchor 2015-06-04 19:45:12 +02:00 committed by pancake
parent 78d5a78609
commit 67f0a0f244
1 changed files with 13 additions and 2 deletions
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15
libr/anal/xrefs.c
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@ -29,14 +29,25 @@ static void XREFKEY(char * const key, const size_t key_len,
}
R_API int r_anal_xrefs_load(RAnal *anal, const char *prjfile) {
char *path, *db = r_str_newf (R2_HOMEDIR"/projects/%s.d", prjfile);
char *path, *db = r_str_newf (R2_HOMEDIR"/projects/%s.d", prjfile);
ut8 found = 0;
SdbListIter *it;
SdbNs *ns;
if (!db) return R_FALSE;
path = r_str_home (db);
if (!path) {
free (db);
return R_FALSE;
}
sdb_free (DB);
ls_foreach (anal->sdb->ns, it, ns){
if (ns->sdb == DB){
ls_delete (anal->sdb->ns, it);
found = 1;
break;
}
}
if (!found) sdb_free (DB);
DB = sdb_new (path, "xrefs", 0);
if (!DB) {
free (db);