SUSE-SU-2021:3718-1

    Dashboard / Vulnerabilities / SUSE-SU-2021:3718-1

    SUSE-SU-2021:3718-1

    Published: 17 Nov 2021Last Modified: 2 May 2025

    Summary: Security update for the Linux Kernel (Live Patch 6 for SLE 15 SP3)

    Details: This update for the Linux Kernel 5.3.18-59_24 fixes several issues. The following security issues were fixed: - CVE-2021-34866: Fixed possible eBPF Type Confusion privilege escalation vulnerability via eBPF type confusion (bsc#1191646). - CVE-2021-41864: Fixed an integer overflow with a resultant out-of-bounds write in prealloc_elems_and_freelist in kernel/bpf/stackmap.c (bsc#1191318).

    References: https://www.suse.com/support/update/announcement/2021/suse-su-20213718-1/, https://bugzilla.suse.com/1191318, https://bugzilla.suse.com/1191646, https://www.suse.com/security/cve/CVE-2021-34866, https://www.suse.com/security/cve/CVE-2021-41864

    Affected packages

    Package

    Name: kernel-livepatch-SLE15-SP3_Update_3

    Purl: pkg:rpm/suse/kernel-livepatch-SLE15-SP3_Update_3&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP3

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -6-2.2

    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-2021:3718-1 | CVE-DB