CVE-2018-19622

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    CVE-2018-19622

    Published: 29 Nov 2018Last Modified: 8 Jul 2026

    Summary:

    Details: In Wireshark 2.6.0 to 2.6.4 and 2.4.0 to 2.4.10, the MMSE dissector could go into an infinite loop. This was addressed in epan/dissectors/packet-mmse.c by preventing length overflows.

    References: http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html, https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=3b7555d32d11862f0e500ec466ad6bfe54190076, https://www.oracle.com/security-alerts/cpuapr2020.html, http://www.securityfocus.com/bid/106051, https://lists.debian.org/debian-lts-announce/2019/01/msg00010.html, https://www.debian.org/security/2018/dsa-4359, https://www.wireshark.org/security/wnpa-sec-2018-54.html, https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=15250

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 9be0fa500da594ed01baf3214642838d22811c90
    Fixed -None

    Affected versions

    wireshark-2.4.10
    wireshark-2.4.9
    wireshark-2.4.8
    wireshark-2.4.7
    wireshark-2.4.6
    wireshark-2.4.5
    wireshark-2.4.4
    wireshark-2.4.3
    wireshark-2.4.2
    wireshark-2.4.1
    wireshark-2.4.0

    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