UBUNTU-CVE-2020-8955

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    UBUNTU-CVE-2020-8955

    Published: 12 Feb 2020Last Modified: 22 Apr 2026
    Upstream:
    CVE-2020-8955
    Aliases:
    USN-5258-1

    Summary:

    Details: irc_mode_channel_update in plugins/irc/irc-mode.c in WeeChat through 2.7 allows remote attackers to cause a denial of service (buffer overflow and application crash) or possibly have unspecified other impact via a malformed IRC message 324 (channel mode).

    References: https://ubuntu.com/security/CVE-2020-8955, https://github.com/weechat/weechat/commit/6f4f147d8e86adf9ad34a8ffd7e7f1f23a7e74da, https://weechat.org/doc/security/, https://ubuntu.com/security/notices/USN-5258-1, https://www.cve.org/CVERecord?id=CVE-2020-8955

    Affected packages

    Package

    Name: weechat

    Purl: pkg:deb/ubuntu/[email protected]+esm1?arch=source&distro=esm-apps/xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.4-2ubuntu0.1+esm1

    Affected versions

    1.3-1

    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-2020-8955 | CVE-DB