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    CVE-2022-33068

    An integer overflow in the component hb-ot-shape-fallback.cc of Harfbuzz v4.3.0 allows attackers to cause a Denial of Service (DoS) via unspecified vectors.

    Published:Jun 22, 2022
    Last Modified:Nov 21, 2024
    EPS:Jun 22, 2022
    EPSS Score:0.00074
    CVSS Score:5.5

    Affected Products

    Vendor
    Fedoraproject
    Product
    Fedora
    Vendor
    Harfbuzz Project
    Product
    Harfbuzz
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    https://github.com/harfbuzz/harfbuzz/issues/3557https://github.com/harfbuzz/harfbuzz/issues/3557

    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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    References

    https://github.com/harfbuzz/harfbuzz/commit/62e803b36173fd096d7ad460dd1d1db9be542593
    https://github.com/harfbuzz/harfbuzz/issues/3557
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FQBJ24W6TXLSAQWCFW7IBGUMX4AJI3S4/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QQMEXOVDL3T2UXKBCON7JSOCE646G7HG/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/W56WTC5IY4EIUHVUIHMCXA3BSBZLSZCI/
    https://security.gentoo.org/glsa/202209-11
    https://github.com/harfbuzz/harfbuzz/commit/62e803b36173fd096d7ad460dd1d1db9be542593
    https://github.com/harfbuzz/harfbuzz/issues/3557
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FQBJ24W6TXLSAQWCFW7IBGUMX4AJI3S4/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QQMEXOVDL3T2UXKBCON7JSOCE646G7HG/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/W56WTC5IY4EIUHVUIHMCXA3BSBZLSZCI/
    https://security.gentoo.org/glsa/202209-11

    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