SUSE-SU-2021:1252-1

    Dashboard / Vulnerabilities / SUSE-SU-2021:1252-1

    SUSE-SU-2021:1252-1

    Published: 19 Apr 2021Last Modified: 4 Feb 2026

    Summary: Security update for xen

    Details: This update for xen fixes the following issues: - CVE-2021-20257: xen: infinite loop issue in the e1000 NIC emulator (bsc#1182846). - CVE-2021-27379: Fixed an issue where entries in the IOMMU were not being updated under certain circumstances due to improper backport of XSA-321 (XSA-366, bsc#1182431).

    References: https://www.suse.com/support/update/announcement/2021/suse-su-20211252-1/, https://bugzilla.suse.com/1182431, https://bugzilla.suse.com/1182846, https://www.suse.com/security/cve/CVE-2021-20257, https://www.suse.com/security/cve/CVE-2021-27379

    Affected packages

    Package

    Name: xen

    Purl: pkg:rpm/suse/xen&distro=HPE%20Helion%20OpenStack%208

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -4.9.4_16-3.83.1

    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
    SUSE-SU-2021:1252-1 | CVE-DB