diff options
| author | Bram Moolenaar <Bram@vim.org> | 2016-08-21 15:26:54 +0200 |
|---|---|---|
| committer | Bram Moolenaar <Bram@vim.org> | 2016-08-21 15:26:54 +0200 |
| commit | 989f592f7ffcbafdc4ec35cee4dc65bd053e2077 (patch) | |
| tree | 122c18af5dbbd1b69e025a7d0293ff0b55e4a93b /src/evalfunc.c | |
| parent | dd1248143e56b1450903fe40813e40c63691b071 (diff) | |
patch 7.4.2235v7.4.2235
Problem: submatch() does not check for a valid argument.
Solution: Give an error if the argument is out of range. (Dominique Pelle)
Diffstat (limited to 'src/evalfunc.c')
| -rw-r--r-- | src/evalfunc.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/evalfunc.c b/src/evalfunc.c index 53d3d752ec..599a3d6db1 100644 --- a/src/evalfunc.c +++ b/src/evalfunc.c @@ -11491,7 +11491,11 @@ f_submatch(typval_T *argvars, typval_T *rettv) no = (int)get_tv_number_chk(&argvars[0], &error); if (error) return; - error = FALSE; + if (no < 0 || no >= NSUBEXP) + { + EMSGN(_("E935: invalid submatch number: %d"), no); + return; + } if (argvars[1].v_type != VAR_UNKNOWN) retList = (int)get_tv_number_chk(&argvars[1], &error); if (error) |