diff options
author | Bram Moolenaar <Bram@vim.org> | 2020-12-02 12:37:37 +0100 |
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committer | Bram Moolenaar <Bram@vim.org> | 2020-12-02 12:37:37 +0100 |
commit | 1cbfc9914db1cb06aaa092fa42eb7a2fc3dc7ad7 (patch) | |
tree | 2d006290346b32cd411080d3087a84d8a49e08b6 /src/message.c | |
parent | a452b808b4da2d272ca4a50865eb8ca89a58f239 (diff) |
patch 8.2.2078: illegal memory access when using :print on invalid textv8.2.2078
Problem: Illegal memory access when using :print on invalid text. (Dhiraj
Mishra)
Solution: Check for more composing characters than supported. (closes #7399)
Diffstat (limited to 'src/message.c')
-rw-r--r-- | src/message.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/message.c b/src/message.c index f8efabc80d..3f6d56e5de 100644 --- a/src/message.c +++ b/src/message.c @@ -1859,7 +1859,11 @@ msg_prt_line(char_u *s, int list) else if (has_mbyte && (l = (*mb_ptr2len)(s)) > 1) { col += (*mb_ptr2cells)(s); - if (lcs_nbsp != NUL && list + if (l >= MB_MAXBYTES) + { + STRCPY(buf, "¿"); + } + else if (lcs_nbsp != NUL && list && (mb_ptr2char(s) == 160 || mb_ptr2char(s) == 0x202f)) { |