diff options
| author | Peter Stephenson <pws@zsh.org> | 2015-02-20 16:25:47 +0000 |
|---|---|---|
| committer | Peter Stephenson <pws@zsh.org> | 2015-02-20 16:25:54 +0000 |
| commit | b237ba0a8eaa5001283ac8448872021723b90aff (patch) | |
| tree | 9c7e94bae7f00853ea6ed705229492dd8e9f3f68 /Src/utils.c | |
| parent | df7a657b10df436e88a4c293cdfa5c7b156fba72 (diff) | |
| download | zsh-b237ba0a8eaa5001283ac8448872021723b90aff.tar.gz zsh-b237ba0a8eaa5001283ac8448872021723b90aff.zip | |
34587: ensure multibyte characters don't overflow.
They could start incorporating tokens, with bad karma.
Add test.
Diffstat (limited to 'Src/utils.c')
| -rw-r--r-- | Src/utils.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/Src/utils.c b/Src/utils.c index 702829c0c..1bcceb091 100644 --- a/Src/utils.c +++ b/Src/utils.c @@ -4797,6 +4797,14 @@ mb_metacharlenconv_r(const char *s, wint_t *wcp, mbstate_t *mbsp) inchar = *++ptr ^ 32; DPUTS(!*ptr, "BUG: unexpected end of string in mb_metacharlen()\n"); + } else if (imeta(*ptr)) { + /* + * As this is metafied input, this is a token --- this + * can't be a part of the string. It might be + * something on the end of an unbracketed parameter + * reference, for example. + */ + break; } else inchar = *ptr; ptr++; |