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-rw-r--r--Build/source/texk/dvipdfm-x/pdfencrypt.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/Build/source/texk/dvipdfm-x/pdfencrypt.c b/Build/source/texk/dvipdfm-x/pdfencrypt.c
index d387172b2bf..e7d307bd801 100644
--- a/Build/source/texk/dvipdfm-x/pdfencrypt.c
+++ b/Build/source/texk/dvipdfm-x/pdfencrypt.c
@@ -579,6 +579,9 @@ pdf_enc_set_passwd (unsigned int bits, unsigned int perm,
check_version(p, version);
p->P = (int32_t) (perm | 0xC0U);
+ /* Bit position 10 shall be always set to 1 for PDF >= 2.0. */
+ if (version >= 20)
+ p->P |= (1 << 9);
switch (p->V) {
case 1:
p->R = (p->P < 0x100L) ? 2 : 3;