Mercurial > vim
view runtime/syntax/chaiscript.vim @ 34105:c4ad4778946c v9.1.0017
patch 9.1.0017: [security]: use-after-free in eval1_emsg()
Commit: https://github.com/vim/vim/commit/28d71b566a29ceea3a2d05bcee9264ed5d630d42
Author: Yegappan Lakshmanan <yegappan@yahoo.com>
Date: Fri Jan 12 17:21:55 2024 +0100
patch 9.1.0017: [security]: use-after-free in eval1_emsg()
Problem: use-after-free in eval1_emsg() when an empty
line follows a lambda (by @yu3s)
Solution: only set evalarg->eval_using_cmdline = FALSE when
the *arg pointer is not null
fixes: #13833
closes: #13841
Signed-off-by: Yegappan Lakshmanan <yegappan@yahoo.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
| author | Christian Brabandt <cb@256bit.org> |
|---|---|
| date | Fri, 12 Jan 2024 17:30:06 +0100 |
| parents | d46f974fd69e |
| children |
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" Vim syntax file " Language: ChaiScript " Maintainer: Jason Turner <lefticus 'at' gmail com> " Quit when a (custom) syntax file was already loaded if exists("b:current_syntax") finish end syn case match " syncing method syn sync fromstart " Strings syn region chaiscriptString start=+"+ end=+"+ skip=+\\\\\|\\"+ contains=chaiscriptSpecial,chaiscriptEval,@Spell " Escape characters syn match chaiscriptSpecial contained "\\[\\abfnrtv\'\"]\|\\\d\{,3}" " String evals syn region chaiscriptEval contained start="${" end="}" " integer number syn match chaiscriptNumber "\<\d\+\>" " floating point number, with dot, optional exponent syn match chaiscriptFloat "\<\d\+\.\d*\%(e[-+]\=\d\+\)\=\>" " floating point number, starting with a dot, optional exponent syn match chaiscriptFloat "\.\d\+\%(e[-+]\=\d\+\)\=\>" " floating point number, without dot, with exponent syn match chaiscriptFloat "\<\d\+e[-+]\=\d\+\>" " Hex strings syn match chaiscriptNumber "\<0x\x\+\>" " Binary strings syn match chaiscriptNumber "\<0b[01]\+\>" " Various language features syn keyword chaiscriptCond if else syn keyword chaiscriptRepeat while for do syn keyword chaiscriptStatement break continue return syn keyword chaiscriptExceptions try catch throw "Keyword syn keyword chaiscriptKeyword def true false attr "Built in types syn keyword chaiscriptType fun var "Built in funcs, keep it simple syn keyword chaiscriptFunc eval throw "Let's treat all backtick operator function lookups as built in too syn region chaiscriptFunc matchgroup=chaiscriptFunc start="`" end="`" " Account for the "[1..10]" syntax, treating it as an operator " Intentionally leaving out all of the normal, well known operators syn match chaiscriptOperator "\.\." " Guard separator as an operator syn match chaiscriptOperator ":" " Comments syn match chaiscriptComment "//.*$" contains=@Spell syn region chaiscriptComment matchgroup=chaiscriptComment start="/\*" end="\*/" contains=@Spell hi def link chaiscriptExceptions Exception hi def link chaiscriptKeyword Keyword hi def link chaiscriptStatement Statement hi def link chaiscriptRepeat Repeat hi def link chaiscriptString String hi def link chaiscriptNumber Number hi def link chaiscriptFloat Float hi def link chaiscriptOperator Operator hi def link chaiscriptConstant Constant hi def link chaiscriptCond Conditional hi def link chaiscriptFunction Function hi def link chaiscriptComment Comment hi def link chaiscriptTodo Todo hi def link chaiscriptError Error hi def link chaiscriptSpecial SpecialChar hi def link chaiscriptFunc Identifier hi def link chaiscriptType Type hi def link chaiscriptEval Special let b:current_syntax = "chaiscript" " vim: nowrap sw=2 sts=2 ts=8 noet