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Fix boundary check on swift demangling

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- found by ASAN
This commit is contained in:
mrmacete 2018-05-14 17:26:35 +02:00 committed by radare
parent d60f9c7684
commit ef03be2675
1 changed files with 2 additions and 1 deletions
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3
libr/bin/mangling/swift-sd.c
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@ -175,6 +175,7 @@ R_API char *r_bin_demangle_swift(const char *s, int syscmd) {
const char *attr2 = NULL;
const char *q, *p = s;
const char *q_end = p + strlen (p);
const char *q_start = p;
if (strchr (s, '\'') || strchr (s, ' ')) {
return NULL;
@ -351,7 +352,7 @@ R_API char *r_bin_demangle_swift(const char *s, int syscmd) {
} else {
/* parse function parameters here */
// type len value/
for (i = 0; q && q < q_end; i++) {
for (i = 0; q && q < q_end && q >= q_start; i++) {
if (*q == 'f') {
q++;
}