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API: Avoid overrun when formatting error-message

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msgpack_rpc_to_object (called by handle_request .. msgpack_rpc_to_array)
always NUL-terminates API Strings.
But handle_request .. msgpack_rpc_get_handler_for operates on a raw
msgpack_object, before preparation.
This commit is contained in:
Justin M. Keyes
2018-08-29 10:06:35 +02:00
parent 9fe8e3cb2f
commit db17d2c0fa
7 changed files with 30 additions and 40 deletions
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2
test/functional/api/window_spec.lua
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@@ -169,7 +169,7 @@ describe('api/win', function()
eq(1, funcs.exists('w:lua'))
curwinmeths.del_var('lua')
eq(0, funcs.exists('w:lua'))
eq({false, 'Key does not exist: lua'}, meth_pcall(curwinmeths.del_var, 'lua'))
eq({false, 'Key not found: lua'}, meth_pcall(curwinmeths.del_var, 'lua'))
curwinmeths.set_var('lua', 1)
command('lockvar w:lua')
eq({false, 'Key is locked: lua'}, meth_pcall(curwinmeths.del_var, 'lua'))