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>

TYPEMAP
VIWIN	T_VIOBJNOMUNGE
VIBUF	T_VIOBJNOMUNGE

INPUT
T_VIOBJNOMUNGE
	if (sv_isa($arg, \"${ntype}\")) {
	    IV tmp = SvIV((SV*)SvRV($arg));
	    $var = INT2PTR($type, tmp);
	    if (!tmp)
		croak(\"$ntype no longer exists\");
	}
	else
	    croak(\"$var is not of type ${ntype}\")