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Improper processing of UDF files was found in 7zip. By exploiting this vulnerability malicious users can cause a denial of service or execute arbitrary code. This vulnerability can be exploited remotely via specially crafted UDF file.

Technical details

This vulnerability related to CInArchive::ReadFileItem method in Archive/Udf/UdfIn.cpp. It can be exploited via specially formed PartitionRef field in the Long Allocation Descriptor in a UDF file.

Original advisories

Related products

CVE list

  • CVE-2016-2335

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