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    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.

    Published:Nov 12, 2016
    Last Modified:Apr 12, 2025
    EPS:Nov 12, 2016
    EPSS Score:0.02148
    CVSS Score:7.5

    Affected Products

    Vendor
    7-zip
    Product
    P7zip

    Exploits

    https://sourceforge.net/p/p7zip/discussion/383043/thread/648d34db/https://sourceforge.net/p/p7zip/discussion/383043/thread/648d34db/

    Common Weakness Enumeration

    CWE-476 NULL Pointer Dereference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High