UBUNTU-CVE-2023-3567

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    UBUNTU-CVE-2023-3567

    Published: 24 Jul 2023Last Modified: 9 Sept 2026
    Upstream:
    CVE-2023-3567

    Summary:

    Details: A use-after-free flaw was found in vcs_read in drivers/tty/vt/vc_screen.c in vc_screen in the Linux Kernel. This issue may allow an attacker with local user access to cause a system crash or leak internal kernel information.

    References: https://ubuntu.com/security/CVE-2023-3567, https://git.kernel.org/linus/226fae124b2dac217ea5436060d623ff3385bc34, https://www.spinics.net/lists/stable-commits/msg285184.html, https://ubuntu.com/security/notices/USN-6309-1, https://ubuntu.com/security/notices/USN-6327-1, https://ubuntu.com/security/notices/USN-6341-1, https://www.cve.org/CVERecord?id=CVE-2023-3567

    Affected packages

    Package

    Name: linux

    Purl: pkg:deb/ubuntu/linux?arch=source&distro=trusty%2Fesm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -3.13.0-193.244

    Affected versions

    3.11.0-12.19

    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-2023-3567 | CVE-DB