ALSA-2023:3847

    Dashboard / Vulnerabilities / ALSA-2023:3847

    ALSA-2023:3847

    Published: 27 Jun 2023Last Modified: 4 Feb 2026

    Summary: Moderate: kernel security, bug fix, and enhancement update

    Details: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: tls: race condition in do_tls_getsockopt may lead to use-after-free or NULL pointer dereference (CVE-2023-28466) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

    References: https://access.redhat.com/errata/RHSA-2023:3847, https://access.redhat.com/security/cve/CVE-2023-28466, https://bugzilla.redhat.com/2179000, https://errata.almalinux.org/8/ALSA-2023-3847.html

    Affected packages

    Package

    Name: bpftool

    Purl: pkg:rpm/almalinux/bpftool

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -4.18.0-477.15.1.el8_8

    Affected versions

    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
    ALSA-2023:3847 | CVE-DB