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SUSE-SU-2021:0744-1

SUSE-SU-2021:0744-1 · Security update for the Linux Kernel

This page contains facts from public vulnerability sources. Check the original advisory before updating.

The SUSE Linux Enterprise 12 SP2 kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2021-26930: Fixed an improper error handling in blkback's grant mapping (XSA-365 bsc#1181843). - CVE-2021-26931: Fixed an issue where Linux kernel was treating grant mapping errors as bugs (XSA-362 bsc#1181753). - CVE-2021-26932: Fixed improper error handling issues in Linux grant mapping (XSA-361 bsc#1181747). - CVE-2020-28374: Fixed insufficient identifier checking in the LIO SCSI target code which could have been used by remote attackers to read or write files via directory traversal in an XCOPY request (bsc#178372). The following non-security bug was fixed: - xen/netback: fix spurious event detection for common event case (bsc#1182175).

Fix available

Published
Updated

Stack: system

Affected products and versions

  • kernel-default SUSE:OpenStack Cloud 7

    Affected ranges
    • ECOSYSTEM: < 4.4.121-92.152.2

    Update to 4.4.121-92.152.2

  • kernel-source SUSE:OpenStack Cloud 7

    Affected ranges
    • ECOSYSTEM: < 4.4.121-92.152.2

    Update to 4.4.121-92.152.2

  • kernel-syms SUSE:OpenStack Cloud 7

    Affected ranges
    • ECOSYSTEM: < 4.4.121-92.152.2

    Update to 4.4.121-92.152.2

  • kgraft-patch-sle12-sp2_update_40 SUSE:OpenStack Cloud 7

    Affected ranges
    • ECOSYSTEM: < 1-3.3.2

    Update to 1-3.3.2

  • kernel-default SUSE:Linux Enterprise High Availability Extension 12 SP2

    Affected ranges
    • ECOSYSTEM: < 4.4.121-92.152.2

    Update to 4.4.121-92.152.2

  • kernel-default SUSE:Linux Enterprise Server for SAP Applications 12 SP2

    Affected ranges
    • ECOSYSTEM: < 4.4.121-92.152.2

    Update to 4.4.121-92.152.2

  • kernel-source SUSE:Linux Enterprise Server for SAP Applications 12 SP2

    Affected ranges
    • ECOSYSTEM: < 4.4.121-92.152.2

    Update to 4.4.121-92.152.2

  • kernel-syms SUSE:Linux Enterprise Server for SAP Applications 12 SP2

    Affected ranges
    • ECOSYSTEM: < 4.4.121-92.152.2

    Update to 4.4.121-92.152.2

  • kgraft-patch-sle12-sp2_update_40 SUSE:Linux Enterprise Server for SAP Applications 12 SP2

    Affected ranges
    • ECOSYSTEM: < 1-3.3.2

    Update to 1-3.3.2

  • kernel-default SUSE:Linux Enterprise Server 12 SP2-LTSS

    Affected ranges
    • ECOSYSTEM: < 4.4.121-92.152.2

    Update to 4.4.121-92.152.2

  • kernel-source SUSE:Linux Enterprise Server 12 SP2-LTSS

    Affected ranges
    • ECOSYSTEM: < 4.4.121-92.152.2

    Update to 4.4.121-92.152.2

  • kernel-syms SUSE:Linux Enterprise Server 12 SP2-LTSS

    Affected ranges
    • ECOSYSTEM: < 4.4.121-92.152.2

    Update to 4.4.121-92.152.2

  • kgraft-patch-sle12-sp2_update_40 SUSE:Linux Enterprise Server 12 SP2-LTSS

    Affected ranges
    • ECOSYSTEM: < 1-3.3.2

    Update to 1-3.3.2

  • kernel-default SUSE:Linux Enterprise Server 12 SP2-BCL

    Affected ranges
    • ECOSYSTEM: < 4.4.121-92.152.2

    Update to 4.4.121-92.152.2

  • kernel-source SUSE:Linux Enterprise Server 12 SP2-BCL

    Affected ranges
    • ECOSYSTEM: < 4.4.121-92.152.2

    Update to 4.4.121-92.152.2

  • kernel-syms SUSE:Linux Enterprise Server 12 SP2-BCL

    Affected ranges
    • ECOSYSTEM: < 4.4.121-92.152.2

    Update to 4.4.121-92.152.2

Original sources

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