Home/CVE/A null pointer dereference bug affects the 16.02 and many old versions of p7zip. A lack of null pointer check for the va
CVE

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 va

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.

HIGH · CVSS 7.5 EPSS 0.01653
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-476NULL Pointer Dereference
▤

Affected Products & Versions

1
7-zip p7zipall versions
⚠

Public Exploits & PoCs

1
pocsourceforge.net · 648d34dbsourceforge.net
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.0 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD12 Nov 2016 · 02:59 AM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

2
suse-csafopenSUSE-SU-2024:10322-1
msrcCVE-2016-9296
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.securityfocus.com/bid/94294Third Party AdvisoryVDB Entry
https://github.com/yangke/7zip-null-pointer-dereferenceIssue TrackingPatchThird Party Advisory
https://sourceforge.net/p/p7zip/bugs/185/Issue TrackingThird Party Advisory
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