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| author | Denys Vlasenko | 2016-11-07 16:22:35 +0100 |
|---|---|---|
| committer | Denys Vlasenko | 2016-11-07 16:22:35 +0100 |
| commit | 4224647c8d0990f8ffb17d8481655827161a94d4 (patch) | |
| tree | 5a4983f484caf6ec8b676728f661d61b136f062d /shell/hush.c | |
| parent | 46443a383cdd977d3b7644ffdac8041fa55e51da (diff) | |
| download | busybox-4224647c8d0990f8ffb17d8481655827161a94d4.zip busybox-4224647c8d0990f8ffb17d8481655827161a94d4.tar.gz | |
hush: do not allow sh -c '{ echo boo }'
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'shell/hush.c')
| -rw-r--r-- | shell/hush.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/shell/hush.c b/shell/hush.c index 0bc67ec..a01db9c 100644 --- a/shell/hush.c +++ b/shell/hush.c @@ -4533,12 +4533,14 @@ static struct pipe *parse_stream(char **pstring, syntax_error_unterm_str("here document"); goto parse_error; } - /* end_trigger == '}' case errors out earlier, - * checking only ')' */ if (end_trigger == ')') { syntax_error_unterm_ch('('); goto parse_error; } + if (end_trigger == '}') { + syntax_error_unterm_ch('{'); + goto parse_error; + } if (done_word(&dest, &ctx)) { goto parse_error; |