# Security update for the Linux Kernel (Live Patch 56 for SLE 12 SP5)

Announcement ID: SUSE-SU-2024:3821-1  
Release Date: 2024-10-30T17:34:34Z  
Rating: important  
References:

  * bsc#1210619
  * bsc#1220537
  * bsc#1223363
  * bsc#1223683
  * bsc#1225011
  * bsc#1225012
  * bsc#1225013
  * bsc#1225202
  * bsc#1225211
  * bsc#1225309
  * bsc#1225310
  * bsc#1225311
  * bsc#1225819
  * bsc#1226325
  * bsc#1228573

  
Cross-References:

  * CVE-2021-46955
  * CVE-2021-47378
  * CVE-2021-47383
  * CVE-2023-1829
  * CVE-2023-52752
  * CVE-2024-26828
  * CVE-2024-26923
  * CVE-2024-27398
  * CVE-2024-35862
  * CVE-2024-35863
  * CVE-2024-35864
  * CVE-2024-35867
  * CVE-2024-35950
  * CVE-2024-36964
  * CVE-2024-41059

  
CVSS scores:

  * CVE-2021-46955 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  * CVE-2021-47378 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2021-47383 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-1829 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-1829 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-52752 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-52752 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-26828 ( SUSE ):  7.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:H
  * CVE-2024-26923 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-27398 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-35862 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-35863 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-35864 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-35867 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-35950 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-36964 ( SUSE ):  7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-41059 ( SUSE ):  7.3
    CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2024-41059 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-41059 ( NVD ):  7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

  
Affected Products:

  * SUSE Linux Enterprise High Performance Computing 12 SP5
  * SUSE Linux Enterprise Live Patching 12-SP5
  * SUSE Linux Enterprise Server 12 SP5
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5

  
  
An update that solves 15 vulnerabilities can now be installed.

## Description:

This update for the Linux Kernel 4.12.14-122_216 fixes several issues.

The following security issues were fixed:

  * CVE-2024-35863: Fixed potential UAF in is_valid_oplock_break()
    (bsc#1225011).
  * CVE-2023-52752: smb: client: fix use-after-free bug in
    cifs_debug_data_proc_show() (bsc#1225819).
  * CVE-2024-35862: Fixed potential UAF in smb2_is_network_name_deleted()
    (bsc#1225311).
  * CVE-2024-35867: Fixed potential UAF in cifs_stats_proc_show() (bsc#1225012).
  * CVE-2024-35864: Fixed potential UAF in smb2_is_valid_lease_break()
    (bsc#1225309).
  * CVE-2024-41059: hfsplus: fix uninit-value in copy_name (bsc#1228573).
  * CVE-2024-36964: fs/9p: only translate RWX permissions for plain 9P2000
    (bsc#1226325).
  * CVE-2021-47378: Destroy cm id before destroy qp to avoid use after free
    (bsc#1225202).
  * CVE-2024-27398: Fixed use-after-free bugs caused by sco_sock_timeout
    (bsc#1225013).
  * CVE-2024-35950: drm/client: Fully protect modes with dev->mode_config.mutex
    (bsc#1225310).
  * CVE-2021-47383: Fixed out-of-bound vmalloc access in imageblit
    (bsc#1225211).
  * CVE-2024-26923: Fixed false-positive lockdep splat for spin_lock() in
    __unix_gc() (bsc#1223683).
  * CVE-2024-26828: Fixed underflow in parse_server_interfaces() (bsc#1223363).
  * CVE-2021-46955: Fixed an out-of-bounds read with openvswitch, when
    fragmenting IPv4 packets (bsc#1220537).
  * CVE-2023-1829: Fixed a use-after-free vulnerability in the control index
    filter (tcindex) (bsc#1210619).

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".  
Alternatively you can run the command listed for your product:

  * SUSE Linux Enterprise Live Patching 12-SP5  
    zypper in -t patch SUSE-SLE-Live-Patching-12-SP5-2024-3821=1

## Package List:

  * SUSE Linux Enterprise Live Patching 12-SP5 (ppc64le s390x x86_64)
    * kgraft-patch-4_12_14-122_216-default-7-8.6.1

## References:

  * https://www.suse.com/security/cve/CVE-2021-46955.html
  * https://www.suse.com/security/cve/CVE-2021-47378.html
  * https://www.suse.com/security/cve/CVE-2021-47383.html
  * https://www.suse.com/security/cve/CVE-2023-1829.html
  * https://www.suse.com/security/cve/CVE-2023-52752.html
  * https://www.suse.com/security/cve/CVE-2024-26828.html
  * https://www.suse.com/security/cve/CVE-2024-26923.html
  * https://www.suse.com/security/cve/CVE-2024-27398.html
  * https://www.suse.com/security/cve/CVE-2024-35862.html
  * https://www.suse.com/security/cve/CVE-2024-35863.html
  * https://www.suse.com/security/cve/CVE-2024-35864.html
  * https://www.suse.com/security/cve/CVE-2024-35867.html
  * https://www.suse.com/security/cve/CVE-2024-35950.html
  * https://www.suse.com/security/cve/CVE-2024-36964.html
  * https://www.suse.com/security/cve/CVE-2024-41059.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1210619
  * https://bugzilla.suse.com/show_bug.cgi?id=1220537
  * https://bugzilla.suse.com/show_bug.cgi?id=1223363
  * https://bugzilla.suse.com/show_bug.cgi?id=1223683
  * https://bugzilla.suse.com/show_bug.cgi?id=1225011
  * https://bugzilla.suse.com/show_bug.cgi?id=1225012
  * https://bugzilla.suse.com/show_bug.cgi?id=1225013
  * https://bugzilla.suse.com/show_bug.cgi?id=1225202
  * https://bugzilla.suse.com/show_bug.cgi?id=1225211
  * https://bugzilla.suse.com/show_bug.cgi?id=1225309
  * https://bugzilla.suse.com/show_bug.cgi?id=1225310
  * https://bugzilla.suse.com/show_bug.cgi?id=1225311
  * https://bugzilla.suse.com/show_bug.cgi?id=1225819
  * https://bugzilla.suse.com/show_bug.cgi?id=1226325
  * https://bugzilla.suse.com/show_bug.cgi?id=1228573