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    CVE-2023-6277

    An out-of-memory flaw was found in libtiff. Passing a crafted tiff file to TIFFOpen() API may allow a remote attacker to cause a denial of service via a craft input with size smaller than 379 KB.

    Published:Nov 2, 2023
    Last Modified:Jan 22, 2026
    EPS:Nov 24, 2023
    EPSS Score:0.00418
    CVSS Score:6.5

    Affected Products

    Vendor
    Fedoraproject
    Product
    Fedora
    Vendor
    Libtiff
    Product
    Libtiff
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    https://gitlab.com/libtiff/libtiff/-/issues/614https://gitlab.com/libtiff/libtiff/-/issues/614

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    References

    https://access.redhat.com/security/cve/CVE-2023-6277
    https://bugzilla.redhat.com/show_bug.cgi?id=2251311
    https://gitlab.com/libtiff/libtiff/-/issues/614
    https://gitlab.com/libtiff/libtiff/-/merge_requests/545
    http://seclists.org/fulldisclosure/2024/Jul/16
    http://seclists.org/fulldisclosure/2024/Jul/17
    http://seclists.org/fulldisclosure/2024/Jul/18
    http://seclists.org/fulldisclosure/2024/Jul/19
    http://seclists.org/fulldisclosure/2024/Jul/20
    http://seclists.org/fulldisclosure/2024/Jul/21
    http://seclists.org/fulldisclosure/2024/Jul/22
    http://seclists.org/fulldisclosure/2024/Jul/23
    https://access.redhat.com/security/cve/CVE-2023-6277
    https://bugzilla.redhat.com/show_bug.cgi?id=2251311
    https://gitlab.com/libtiff/libtiff/-/issues/614
    https://gitlab.com/libtiff/libtiff/-/merge_requests/545
    https://lists.fedoraproject.org/archives/list/[email protected]/message/WJIN6DTSL3VODZUGWEUXLEL5DR53EZMV/
    https://lists.fedoraproject.org/archives/list/[email protected]/message/Y7ZGN2MZXJ6E57W3L4YBM3ZPAU3T7T5C/
    https://security.netapp.com/advisory/ntap-20240119-0002/
    https://support.apple.com/kb/HT214116
    https://support.apple.com/kb/HT214117
    https://support.apple.com/kb/HT214118
    https://support.apple.com/kb/HT214119
    https://support.apple.com/kb/HT214120
    https://support.apple.com/kb/HT214122
    https://support.apple.com/kb/HT214123
    https://support.apple.com/kb/HT214124

    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