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* desc.c (decode_select): Fix potential stack buffer overflow.

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Дмитрий Левин
2010-04-06 23:50:49 +00:00
parent 4310a375e9
commit 6e63375495
1 changed files with 2 additions and 1 deletions
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3
desc.c
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@ -546,7 +546,6 @@ decode_select(struct tcb *tcp, long *args, enum bitness_t bitness)
outstr[0] = '\0'; outstr[0] = '\0';
for (i = 0; i < 3; i++) { for (i = 0; i < 3; i++) {
int first = 1; int first = 1;
char str[20];
tcp->auxstr = outstr; tcp->auxstr = outstr;
arg = args[i+1]; arg = args[i+1];
@ -555,6 +554,8 @@ decode_select(struct tcb *tcp, long *args, enum bitness_t bitness)
continue; continue;
for (j = 0; j < args[0]; j++) { for (j = 0; j < args[0]; j++) {
if (FD_ISSET(j, fds)) { if (FD_ISSET(j, fds)) {
char str[11 + 3 * sizeof(int)];
if (first) { if (first) {
sprintf(str, "%s%s [%u", sep, sprintf(str, "%s%s [%u", sep,
i == 0 ? "in" : i == 0 ? "in" :