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bpo-46948: Fix CVE-2022-26488 by ensuring the Windows Installer correctly uses the install path during repair (GH-31726)

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Steve Dower 2022-03-07 17:23:11 +00:00 • committed by GitHub
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12 changed files with 27 additions and 4 deletions
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2
Misc/NEWS.d/next/Windows/2022-03-07-16-34-11.bpo-46948.Ufd4tG.rst Normal file
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@ -0,0 +1,2 @@
Prevent CVE-2022-26488 by ensuring the Add to PATH option in the Windows
installer uses the correct path when being repaired.

1
Tools/msi/appendpath/appendpath.wxs
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@ -3,6 +3,7 @@
<Product Id="*" Language="!(loc.LCID)" Name="!(loc.Title)" Version="$(var.Version)" Manufacturer="!(loc.Manufacturer)" UpgradeCode="$(var.UpgradeCode)">
<Package InstallerVersion="500" Compressed="yes" InstallScope="perUser" />
<PropertyRef Id="DetectTargetDir" />
<PropertyRef Id="UpgradeTable" />
<PropertyRef Id="REGISTRYKEY" />

2
Tools/msi/bundle/bundle.wxs
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@ -108,8 +108,8 @@
<PackageGroupRef Id="crt" />
<?endif ?>
<PackageGroupRef Id="core" />
<PackageGroupRef Id="dev" />
<PackageGroupRef Id="exe" />
<PackageGroupRef Id="dev" />
<PackageGroupRef Id="lib" />
<PackageGroupRef Id="test" />
<PackageGroupRef Id="doc" />

16
Tools/msi/common.wxs
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@ -53,11 +53,23 @@
</Fragment>
<Fragment>
<?ifdef InstallDirectoryGuidSeed ?>
<Directory Id="TARGETDIR" Name="SourceDir">
<?ifdef InstallDirectoryGuidSeed ?>
<Directory Id="InstallDirectory" ComponentGuidGenerationSeed="$(var.InstallDirectoryGuidSeed)" />
<?endif ?>
</Directory>
<?endif ?>
</Fragment>
<Fragment>
<!-- Locate TARGETDIR automatically assuming we have executables installed -->
<Property Id="TARGETDIR">
<ComponentSearch Id="PythonExe_Directory" Guid="$(var.PythonExeComponentGuid)">
<DirectorySearch Id="PythonExe_Directory" AssignToProperty="yes" Path=".">
<FileSearch Id="PythonExe_DirectoryFile" Name="python.exe" />
</DirectorySearch>
</ComponentSearch>
</Property>
<Property Id="DetectTargetDir" Value="1" />
</Fragment>
<!-- Top-level directories -->

1
Tools/msi/dev/dev.wxs
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@ -4,6 +4,7 @@
<Package InstallerVersion="500" Compressed="yes" InstallScope="perUser" />
<MediaTemplate EmbedCab="yes" CompressionLevel="high" />
<PropertyRef Id="DetectTargetDir" />
<PropertyRef Id="UpgradeTable" />
<Feature Id="DefaultFeature" AllowAdvertise="no" Title="!(loc.Title)" Description="!(loc.Description)">

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Tools/msi/doc/doc.wxs
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@ -4,6 +4,7 @@
<Package InstallerVersion="500" Compressed="yes" InstallScope="perUser" />
<MediaTemplate EmbedCab="yes" CompressionLevel="high" />
<PropertyRef Id="DetectTargetDir" />
<PropertyRef Id="UpgradeTable" />
<PropertyRef Id="REGISTRYKEY" />

1
Tools/msi/lib/lib.wxs
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@ -4,6 +4,7 @@
<Package InstallerVersion="500" Compressed="yes" InstallScope="perUser" />
<MediaTemplate EmbedCab="yes" CompressionLevel="high" />
<PropertyRef Id="DetectTargetDir" />
<PropertyRef Id="UpgradeTable" />
<PropertyRef Id="REGISTRYKEY" />

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Tools/msi/path/path.wxs
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@ -2,7 +2,8 @@
<Wix xmlns="http://schemas.microsoft.com/wix/2006/wi">
<Product Id="*" Language="!(loc.LCID)" Name="!(loc.Title)" Version="$(var.Version)" Manufacturer="!(loc.Manufacturer)" UpgradeCode="$(var.UpgradeCode)">
<Package InstallerVersion="500" Compressed="yes" InstallScope="perUser" />
<PropertyRef Id="DetectTargetDir" />
<PropertyRef Id="UpgradeTable" />
<PropertyRef Id="REGISTRYKEY" />

1
Tools/msi/tcltk/tcltk.wxs
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@ -4,6 +4,7 @@
<Package InstallerVersion="500" Compressed="yes" InstallScope="perUser" />
<MediaTemplate EmbedCab="yes" CompressionLevel="high" />
<PropertyRef Id="DetectTargetDir" />
<PropertyRef Id="UpgradeTable" />
<PropertyRef Id="REGISTRYKEY" />

1
Tools/msi/test/test.wxs
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@ -4,6 +4,7 @@
<Package InstallerVersion="500" Compressed="yes" InstallScope="perUser" />
<MediaTemplate EmbedCab="yes" CompressionLevel="high" />
<PropertyRef Id="DetectTargetDir" />
<PropertyRef Id="UpgradeTable" />
<PropertyRef Id="REGISTRYKEY" />

1
Tools/msi/tools/tools.wxs
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@ -4,6 +4,7 @@
<Package InstallerVersion="500" Compressed="yes" InstallScope="perUser" />
<MediaTemplate EmbedCab="yes" CompressionLevel="high" />
<PropertyRef Id="DetectTargetDir" />
<PropertyRef Id="UpgradeTable" />
<Feature Id="DefaultFeature" AllowAdvertise="no" Title="!(loc.Title)" Description="!(loc.Description)">

1
Tools/msi/ucrt/ucrt.wxs
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@ -4,6 +4,7 @@
<Package InstallerVersion="500" Compressed="yes" InstallScope="perUser" />
<MediaTemplate EmbedCab="yes" CompressionLevel="high" />
<PropertyRef Id="DetectTargetDir" />
<PropertyRef Id="UpgradeTable" />
<PropertyRef Id="REGISTRYKEY" />