--- a/Src/utils.c +++ b/Src/utils.c @@ -1653,7 +1653,7 @@ LinkList l; DIR *lock = opendir(unmeta(*s)); char buf[PATH_MAX * 2 + 1], **arr, **ap; - int ct = 1; + int buflen, ct = 1; if (lock) { char *fn; @@ -1654,9 +1654,11 @@ checkmailpath(char **s) l = newlinklist(); while ((fn = zreaddir(lock, 1)) && !errflag) { if (u) - sprintf(buf, "%s/%s?%s", *s, fn, u); + buflen = snprintf(buf, sizeof(buf), "%s/%s?%s", *s, fn, u); else - sprintf(buf, "%s/%s", *s, fn); + buflen = snprintf(buf, sizeof(buf), "%s/%s", *s, fn); + if (buflen < 0 || buflen >= (int)sizeof(buf)) + continue; addlinknode(l, dupstring(buf)); ct++; }