RLSA-2021:5238

    Dashboard / Vulnerabilities / RLSA-2021:5238

    RLSA-2021:5238

    Published: 21 Dec 2021Last Modified: 4 Feb 2026

    Summary: Low: virt:rhel and virt-devel:rhel security update

    Details: Kernel-based Virtual Machine (KVM) offers a full virtualization solution for Linux on numerous hardware platforms. The virt:Rocky Linux module contains packages which provide user-space components used to run virtual machines using KVM. The packages also provide APIs for managing and interacting with the virtualized systems. Security Fix(es): * QEMU: off-by-one error in mode_sense_page() in hw/scsi/scsi-disk.c (CVE-2021-3930) * QEMU: net: e1000: infinite loop while processing transmit descriptors (CVE-2021-20257) 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://errata.rockylinux.org/RLSA-2021:5238, https://bugzilla.redhat.com/show_bug.cgi?id=1930087, https://bugzilla.redhat.com/show_bug.cgi?id=2020588

    Affected packages

    Package

    Name: hivex

    Purl: pkg:rpm/rocky-linux/hivex?distro=rocky-linux-8-4-legacy&epoch=0

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -0:1.3.18-21.module+el8.4.0+642+7e26f5e1

    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
    RLSA-2021:5238 | CVE-DB