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[FILESYSTEMS] Fix pool memory disclosure in filesystem drivers supporting FS_INFORMATION_CLASS.FileFsVolumeInformation (#2975)

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* FileFsVolumeInformation-memory-disclosure

* remove unnecessary assignment to 0

* fix
This commit is contained in:
Nguyen Trung Khanh 2020-09-11 19:51:35 +07:00 • committed by GitHub
parent ede7a20a17
commit 166f815e7b
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5 changed files with 15 additions and 7 deletions
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3
drivers/filesystems/udfs/volinfo.cpp
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@ -197,6 +197,9 @@ UDFCommonQueryVolInfo(
try_return(RC);
}
#endif //UDF_ENABLE_SECURITY
RtlZeroMemory(Irp->AssociatedIrp.SystemBuffer, Length);
switch (IrpSp->Parameters.QueryVolume.FsInformationClass) {
case FileFsVolumeInformation: