diff options
Diffstat (limited to 'iconvdata/utf-16.c')
-rw-r--r-- | iconvdata/utf-16.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/iconvdata/utf-16.c b/iconvdata/utf-16.c index 2d74a1356e..ed5f5b2f1f 100644 --- a/iconvdata/utf-16.c +++ b/iconvdata/utf-16.c @@ -1,5 +1,5 @@ /* Conversion module for UTF-16. - Copyright (C) 1999-2016 Free Software Foundation, Inc. + Copyright (C) 1999-2018 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1999. @@ -295,6 +295,12 @@ gconv_end (struct __gconv_step *data) { \ uint16_t u2; \ \ + if (__glibc_unlikely (u1 >= 0xdc00)) \ + { \ + /* This is no valid first word for a surrogate. */ \ + STANDARD_FROM_LOOP_ERR_HANDLER (2); \ + } \ + \ /* It's a surrogate character. At least the first word says \ it is. */ \ if (__glibc_unlikely (inptr + 4 > inend)) \ @@ -329,6 +335,12 @@ gconv_end (struct __gconv_step *data) } \ else \ { \ + if (__glibc_unlikely (u1 >= 0xdc00)) \ + { \ + /* This is no valid first word for a surrogate. */ \ + STANDARD_FROM_LOOP_ERR_HANDLER (2); \ + } \ + \ /* It's a surrogate character. At least the first word says \ it is. */ \ if (__glibc_unlikely (inptr + 4 > inend)) \ |