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    CVE-2025-20921

    Out-of-bounds read in applying binary of text content in Samsung Notes prior to version 4.4.26.71 allows attackers to read out-of-bounds memory.

    Published:Mar 6, 2025
    Last Modified:Jul 16, 2025
    EPS:Mar 6, 2025
    EPSS Score:0.00044
    CVSS Score:5.5

    Affected Products

    Vendor
    Samsung
    Product
    Notes
    Vendor
    Samsung Mobile
    Product
    Samsung Notes

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-125 Out-of-bounds Read

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-540 Overread Buffers

    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