Vulnerability Details CVE-2016-9296
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.01
EPSS Ranking 76.5%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 5.0
References
- http://www.securityfocus.com/bid/94294
- https://github.com/yangke/7zip-null-pointer-dereference
- https://sourceforge.net/p/p7zip/bugs/185/
- https://sourceforge.net/p/p7zip/discussion/383043/thread/648d34db/
- http://www.securityfocus.com/bid/94294
- https://github.com/yangke/7zip-null-pointer-dereference
- https://sourceforge.net/p/p7zip/bugs/185/
- https://sourceforge.net/p/p7zip/discussion/383043/thread/648d34db/