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fix: update graalvm cataloger to fix panic (#1454)

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Fixes https://github.com/anchore/syft/issues/1453
This commit is contained in:
Keith Zantow 2023-01-12 17:42:13 -05:00 committed by GitHub
parent e87cfe7319
commit ac94bf530c
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1 changed files with 9 additions and 2 deletions
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11
syft/pkg/cataloger/java/graalvm_native_image_cataloger.go
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@ -231,8 +231,15 @@ func newPE(filename string, r io.ReaderAt) (nativeImage, error) {
if err != nil { if err != nil {
return fileError(filename, err) return fileError(filename, err)
} }
optionalHeader := bi.OptionalHeader.(*pe.OptionalHeader64) var exportSymbolsDataDirectory pe.DataDirectory
exportSymbolsDataDirectory := optionalHeader.DataDirectory[0] switch h := bi.OptionalHeader.(type) {
case *pe.OptionalHeader32:
exportSymbolsDataDirectory = h.DataDirectory[0]
case *pe.OptionalHeader64:
exportSymbolsDataDirectory = h.DataDirectory[0]
default:
return nil, fmt.Errorf("unable to get exportSymbolsDataDirectory from binary: %s", filename)
}
// If we have no exported symbols it is not a Native Image // If we have no exported symbols it is not a Native Image
if exportSymbolsDataDirectory.Size == 0 { if exportSymbolsDataDirectory.Size == 0 {
return fileError(filename, errors.New(nativeImageMissingExportedDataDirectoryError)) return fileError(filename, errors.New(nativeImageMissingExportedDataDirectoryError))