CVE-2016-9296

Summary

CVECVE-2016-9296
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2016-11-12 02:59:00 UTC
Updated2016-11-29 18:03:00 UTC
DescriptionA 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.

Risk And Classification

Problem Types: CWE-476

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application 7-zip P7zip 16.02 All All All
Application 7-zip P7zip 16.02 All All All

References

ReferenceSourceLinkTags
p7zip Null Pointer Dereference CVE-2016-9296 Denial of Service Vulnerability BID www.securityfocus.com Third Party Advisory, VDB Entry
p7zip / Bugs / #185 null pointer access / segfault in NArchive::N7z::CInArchive::ReadAndDecodePackedStreams MISC sourceforge.net Issue Tracking, Third Party Advisory
GitHub - yangke/7zip-null-pointer-dereference: This repository is for CVE bug report of p7zip only MISC github.com Issue Tracking, Patch, Third Party Advisory
p7zip / Discussion / Open Discussion:A Null Pointer Dereference Bug of p7zip(including the latest p7zip_16.02) MISC sourceforge.net Exploit, Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 500506 Alpine Linux Security Update for p7zip
  • 504265 Alpine Linux Security Update for p7zip
  • 900090 CBL-Mariner Linux Security Update for p7zip 16.02
  • 901055 Common Base Linux Mariner (CBL-Mariner) Security Update for p7zip (6782-1)
  • 903063 Common Base Linux Mariner (CBL-Mariner) Security Update for p7zip (4254)
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