CVE-2016-9296
mediumpriority · track · 32EPSS 0.070 · 94 %ileEUUSEPSS · scored 2026-10-28
A null pointer dereference bug affects the 16.02 and many old versions of p7zip. A lack of null pointer check for the variable folders.PackPositions in function CInArchive::ReadAndDecodePackedStreams in CPP/7zip/Archive/7z/7zIn.cpp, as used in the 7z.so library and in 7z applications, will cause a crash and a denial of service when decoding malformed 7z files.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5–7.5
weaknesses
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affected products (2)
Products and version ranges known to be affected.
also known as (3)
Other names and identifiers for this entity.
sources
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references (11)
External citations — patches, advisories, analysis.
- https://github.com/yangke/7zip-null-pointer-dereferencecnnvd
- https://sourceforge.net/p/p7zip/bugs/185/cnnvd
- https://sourceforge.net/p/p7zip/discussion/383043/thread/648d34db/cnnvd
- http://www.securityfocus.com/bid/94294enisa_euvd
- https://github.com/yangke/7zip-null-pointer-dereferenceenisa_euvd
- https://sourceforge.net/p/p7zip/bugs/185/enisa_euvd
- https://sourceforge.net/p/p7zip/discussion/383043/thread/648d34db/enisa_euvd
- http://www.securityfocus.com/bid/94294Third Party AdvisoryVDB Entrynvd
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