SUSE-SU-2021:4057-1

    Dashboard / Vulnerabilities / SUSE-SU-2021:4057-1

    SUSE-SU-2021:4057-1

    Published: 14 Dec 2021Last Modified: 4 Feb 2026
    Upstream:
    CVE-2021-20322

    Summary: Security update for the Linux Kernel (Live Patch 37 for SLE 12 SP3)

    Details: This update for the Linux Kernel 4.4.180-94_138 fixes one issue. The following security issue was fixed: - CVE-2021-20322: Make the ipv4 and ipv6 ICMP exception caches less predictive to avoid information leaks about UDP ports in use. (bsc#1191790)

    References: https://www.suse.com/support/update/announcement/2021/suse-su-20214057-1/, https://bugzilla.suse.com/1191813, https://www.suse.com/security/cve/CVE-2021-20322

    Affected packages

    Package

    Name: kgraft-patch-SLE12-SP3_Update_40

    Purl: pkg:rpm/suse/kgraft-patch-SLE12-SP3_Update_40&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -6-2.1

    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-2021:4057-1 | CVE-DB