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    CVE-2011-1927

    The ip_expire function in net/ipv4/ip_fragment.c in the Linux kernel before 2.6.39 does not properly construct ICMP_TIME_EXCEEDED packets after a timeout, which allows remote attackers to cause a denial of service (invalid pointer dereference) via crafted fragmented packets.

    Published:Jun 13, 2012
    Last Modified:Apr 11, 2025
    EPS:Jun 13, 2012
    EPSS Score:0.00833
    CVSS Score:5

    Affected Products

    Vendor
    Linux
    Product
    Linux Kernel

    Exploits

    https://github.com/torvalds/linux/commit/64f3b9e203bd06855072e295557dca1485a2ecbahttps://github.com/torvalds/linux/commit/64f3b9e203bd06855072e295557dca1485a2ecba

    Common Weakness Enumeration

    No CWE recorded yet

    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