UBUNTU-CVE-2021-4185

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    UBUNTU-CVE-2021-4185

    Published: 30 Dec 2021Last Modified: 22 Apr 2026
    Upstream:
    CVE-2021-4185
    Aliases:
    USN-7552-1

    Summary:

    Details: Infinite loop in the RTMPT dissector in Wireshark 3.6.0 and 3.4.0 to 3.4.10 allows denial of service via packet injection or crafted capture file

    References: https://ubuntu.com/security/CVE-2021-4185, https://www.wireshark.org/security/wnpa-sec-2021-17.html, https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-4185.json, https://gitlab.com/wireshark/wireshark/-/issues/17745, https://www.cve.org/CVERecord?id=CVE-2021-4185, https://ubuntu.com/security/notices/USN-7552-1

    Affected packages

    Package

    Name: wireshark

    Purl: pkg:deb/ubuntu/[email protected]~ubuntu14.04.0~esm3?arch=source&distro=esm-infra-legacy/trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.6.10-1~ubuntu14.04.0~esm3

    Affected versions

    1.10.2-1
    1.10.3-1
    1.10.5-1ubuntu1
    1.10.5-2
    1.10.6-1

    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
    UBUNTU-CVE-2021-4185 | CVE-DB