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    CVE-2021-29972

    A use-after-free vulnerability was found via testing, and traced to an out-of-date Cairo library. Updating the library resolved the issue, and may have remediated other, unknown security vulnerabilities as well. This vulnerability affects Firefox < 90.

    Published:Aug 5, 2021
    Last Modified:Nov 21, 2024
    EPS:Aug 5, 2021
    EPSS Score:0.00467
    CVSS Score:8.8

    Affected Products

    Vendor
    Mozilla
    Product
    Firefox

    Exploits

    https://bugzilla.mozilla.org/show_bug.cgi?id=1696816https://bugzilla.mozilla.org/show_bug.cgi?id=1696816

    Common Weakness Enumeration

    CWE-416 Use After Free

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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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