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[NTOS:SE] Fix SeSetSecurityDescriptorInfoEx to prevent pool corruption on x64

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This commit is contained in:
Timo Kreuzer 2018-02-04 20:07:17 +01:00
parent d559ca9c98
commit 6c154c0625
1 changed files with 2 additions and 6 deletions
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8
ntoskrnl/se/sd.c
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@ -916,13 +916,9 @@ SeSetSecurityDescriptorInfoEx(
return STATUS_INSUFFICIENT_RESOURCES; return STATUS_INSUFFICIENT_RESOURCES;
} }
RtlCreateSecurityDescriptor(NewSd, RtlCreateSecurityDescriptorRelative(NewSd, SECURITY_DESCRIPTOR_REVISION1);
SECURITY_DESCRIPTOR_REVISION1);
/* We always build a self-relative descriptor */ Current = sizeof(SECURITY_DESCRIPTOR_RELATIVE);
NewSd->Control = Control | SE_SELF_RELATIVE;
Current = sizeof(SECURITY_DESCRIPTOR);
if (OwnerLength != 0) if (OwnerLength != 0)
{ {