RHSA-2025:18298

    Dashboard / Vulnerabilities / RHSA-2025:18298

    RHSA-2025:18298

    Published: 21 Oct 2025Last Modified: 30 Jun 2026

    Summary: Red Hat Security Advisory: kernel-rt security update

    Details:

    References: https://access.redhat.com/errata/RHSA-2025:18298, https://access.redhat.com/security/updates/classification/#moderate, https://bugzilla.redhat.com/show_bug.cgi?id=2394615, https://bugzilla.redhat.com/show_bug.cgi?id=2394624, https://bugzilla.redhat.com/show_bug.cgi?id=2396379, https://security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2025_18298.json, https://access.redhat.com/security/cve/CVE-2023-53373, https://www.cve.org/CVERecord?id=CVE-2023-53373, https://nvd.nist.gov/vuln/detail/CVE-2023-53373, https://lore.kernel.org/linux-cve-announce/2025091855-CVE-2023-53373-087e@gregkh/T, https://access.redhat.com/security/cve/CVE-2025-39751, https://www.cve.org/CVERecord?id=CVE-2025-39751, https://nvd.nist.gov/vuln/detail/CVE-2025-39751, https://lore.kernel.org/linux-cve-announce/2025091142-CVE-2025-39751-c340@gregkh/T, https://access.redhat.com/security/cve/CVE-2025-39757, https://www.cve.org/CVERecord?id=CVE-2025-39757, https://nvd.nist.gov/vuln/detail/CVE-2025-39757, https://lore.kernel.org/linux-cve-announce/2025091144-CVE-2025-39757-e212@gregkh/T

    Affected packages

    Package

    Name: kernel-rt

    Purl: pkg:rpm/redhat/kernel-rt

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -0:4.18.0-553.80.1.rt7.421.el8_10

    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
    RHSA-2025:18298 | CVE-DB