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pwdx: buffer overflow fixed -- thanks Ulf Harnhammar

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This commit is contained in:
albert
2006-06-17 05:01:17 +00:00
parent d4a9781d4a
commit ac23e47c3e
2 changed files with 4 additions and 3 deletions
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6
pwdx.c
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@ -35,7 +35,7 @@ static void version(void)
int main(int argc, char* argv[])
{
char buf[PATH_MAX];
char buf[PATH_MAX+1];
regex_t re;
int i;
@ -76,9 +76,9 @@ int main(int argc, char* argv[])
// or nnnn, so a simple check based on the first char is
// possible
if (argv[i][0] != '/')
sprintf(buf, "/proc/%s/cwd", argv[i]);
snprintf(buf, sizeof buf, "/proc/%s/cwd", argv[i]);
else
sprintf(buf, "%s/cwd", argv[i]);
snprintf(buf, sizeof buf, "%s/cwd", argv[i]);
// buf contains /proc/nnnn/cwd symlink name on entry, the
// target of that symlink on return