SUSE-SU-2021:3684-1

    Dashboard / Vulnerabilities / SUSE-SU-2021:3684-1

    SUSE-SU-2021:3684-1

    Published: 17 Nov 2021Last Modified: 4 Feb 2026

    Summary: Security update for the Linux Kernel (Live Patch 26 for SLE 15 SP1)

    Details: This update for the Linux Kernel 4.12.14-197_99 fixes several issues. The following security issues were fixed: - CVE-2021-0935: Fixed use after free that could lead to local escalation of privilege in ip6_xmit of ip6_output.c (bsc#1192042). - CVE-2021-3752: Fixed vulnerability in the linux kernel Bluetooth uaf module (bsc#1190432). - 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-20213684-1/, https://bugzilla.suse.com/1190432, https://bugzilla.suse.com/1191318, https://bugzilla.suse.com/1192042, https://www.suse.com/security/cve/CVE-2021-0935, https://www.suse.com/security/cve/CVE-2021-3752, https://www.suse.com/security/cve/CVE-2021-41864

    Affected packages

    Package

    Name: kgraft-patch-SLE12-SP4_Update_17

    Purl: pkg:rpm/suse/kgraft-patch-SLE12-SP4_Update_17&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2012%20SP4

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -13-2.2

    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-2021:3684-1 | CVE-DB