fixed segfault in AES DecryptStream

diff --git a/lib/pdf/xpdf-changes.patch b/lib/pdf/xpdf-changes.patch
index 78a2786..0db8a51 100644 (file)
--- a/lib/pdf/xpdf-changes.patch
+++ b/lib/pdf/xpdf-changes.patch
@@ -1126,3 +1126,13 @@ diff -u -r1.5 -r1.6
        if (!strcmp(tok3, "[")) {
          i = 0;
          while (pst->getToken(tok1, sizeof(tok1), &n1) &&
        if (!strcmp(tok3, "[")) {
          i = 0;
          while (pst->getToken(tok1, sizeof(tok1), &n1) &&

+--- xpdf/Decrypt.cc.orig       2010-01-28 14:19:51.000000000 -0800
++++ xpdf/Decrypt.cc    2010-02-02 16:04:53.000000000 -0800
+@@ -596,6 +596,7 @@
+   s->bufIdx = 0;
+   if (last) {
+     n = s->buf[15];
++    if(!n || n>16) n=16;
+     for (i = 15; i >= n; --i) {
+       s->buf[i] = s->buf[i-n];
+     }