SUSE-SU-2021:0840-1

    Dashboard / Vulnerabilities / SUSE-SU-2021:0840-1

    SUSE-SU-2021:0840-1

    Published: 17 Mar 2021Last Modified: 4 Feb 2026

    Summary: Security update for the Linux Kernel (Live Patch 9 for SLE 15 SP2)

    Details: This update for the Linux Kernel 5.3.18-24_46 fixes several issues. The following security issues were fixed: - CVE-2020-29368: Fixed an issue in copy-on-write implementation which could have granted unintended write access because of a race condition in a THP mapcount check (bsc#1179664). - CVE-2021-3347: Fixed a use-after-free in the PI futexes during fault handling, allowing local users to execute code in the kernel (bsc#1181553).

    References: https://www.suse.com/support/update/announcement/2021/suse-su-20210840-1/, https://bugzilla.suse.com/1179664, https://bugzilla.suse.com/1181553, https://www.suse.com/security/cve/CVE-2020-29368, https://www.suse.com/security/cve/CVE-2021-3347

    Affected packages

    Package

    Name: kernel-livepatch-SLE15-SP2_Update_9

    Purl: pkg:rpm/suse/kernel-livepatch-SLE15-SP2_Update_9&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP2

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -3-2.2

    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-2021:0840-1 | CVE-DB