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    CVE-2021-31870

    An issue was discovered in klibc before 2.0.9. Multiplication in the calloc() function may result in an integer overflow and a subsequent heap buffer overflow.

    Published:Apr 30, 2021
    Last Modified:Nov 21, 2024
    EPS:Apr 30, 2021
    EPSS Score:0.01279
    CVSS Score:9.8

    Affected Products

    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Klibc Project
    Product
    Klibc

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-190 Integer Overflow or Wraparound

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-92 Forced Integer Overflow

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    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