UBUNTU-CVE-2023-42364

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    UBUNTU-CVE-2023-42364

    Published: 27 Nov 2023Last Modified: 4 Feb 2026
    Upstream:
    CVE-2023-42364
    Aliases:
    USN-6961-1

    Summary:

    Details: A use-after-free vulnerability in BusyBox v.1.36.1 allows attackers to cause a denial of service via a crafted awk pattern in the awk.c evaluate function.

    References: https://ubuntu.com/security/CVE-2023-42364, https://www.cve.org/CVERecord?id=CVE-2023-42364, https://gitlab.alpinelinux.org/alpine/aports/-/blob/master/main/busybox/CVE-2023-42364-CVE-2023-42365.patch, http://lists.busybox.net/pipermail/busybox/2024-May/090762.html, https://ubuntu.com/security/notices/USN-6961-1

    Affected packages

    Package

    Name: busybox

    Purl: pkg:deb/ubuntu/busybox@1:1.36.1-6ubuntu3.1?arch=source&distro=noble

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1:1.36.1-6ubuntu3.1

    Affected versions

    1:1.36.1-3ubuntu1
    1:1.36.1-6ubuntu1
    1:1.36.1-6ubuntu3

    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-2023-42364 | CVE-DB