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    CVE-2021-25495

    A possible heap buffer overflow vulnerability in libSPenBase library of Samsung Notes prior to Samsung Note version 4.3.02.61 allows arbitrary code execution.

    Published:Oct 6, 2021
    Last Modified:Nov 21, 2024
    EPS:Oct 6, 2021
    EPSS Score:0.00077
    CVSS Score:7.3

    Affected Products

    Vendor
    Samsung
    Product
    Notes

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-92 Forced Integer Overflow

    Related CVEs

    CVE-2025-21076 (CVSS 5.5) — Improper handling of insufficient permissions or privileges in Samsung Account prior to version 15.5.00.18 all…
    CVE-2025-21070 (CVSS 4) — Out-of-bounds write in the SPI decoder in Samsung Notes prior to version 4.4.30.63 allows local attackers to w…
    CVE-2025-21069 (CVSS 4) — Out-of-bounds read in the parsing of image data in Samsung Notes prior to version 4.4.30.63 allows local attac…
    CVE-2025-21068 (CVSS 4) — Out-of-bounds read in the reading of image data in Samsung Notes prior to version 4.4.30.63 allows local attac…
    CVE-2025-21067 (CVSS 4) — Out-of-bounds read in the allocation of image buffer in Samsung Notes prior to version 4.4.30.63 allows local …
    CVE-2025-21066 (CVSS 4) — Out-of-bounds read in the SPI decoder in Samsung Notes prior to version 4.4.30.63 allows local attackers to ac…
    CVE-2025-21057 (CVSS 4) — Use of implicit intent for sensitive communication in Samsung Notes prior to version 4.4.30.63 allows local at…
    CVE-2025-21037 (CVSS 4.1) — Improper access control in Samsung Notes prior to version 4.4.30.63 allows physical attackers to access data a…
    CVE-2025-21036 (CVSS 5) — Improper access control in Samsung Notes prior to version 4.4.30.63 allows local privileged attackers to acces…
    CVE-2025-20977 (CVSS 3.3) — Use of implicit intent for sensitive communication in translation in Samsung Notes prior to version 4.4.29.23 …

    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