Security update for the Linux Kernel (Live Patch 21 for SLE 15 SP4)

Announcement ID: SUSE-SU-2024:3777-1
Release Date: 2024-10-29T17:03:52Z
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2021-47598 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2021-47598 ( 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-2024-35862 ( 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
Affected Products:
  • openSUSE Leap 15.4
  • SUSE Linux Enterprise High Performance Computing 15 SP4
  • SUSE Linux Enterprise Live Patching 15-SP4
  • SUSE Linux Enterprise Micro 5.3
  • SUSE Linux Enterprise Micro 5.4
  • SUSE Linux Enterprise Real Time 15 SP4
  • SUSE Linux Enterprise Server 15 SP4
  • SUSE Linux Enterprise Server for SAP Applications 15 SP4

An update that solves six vulnerabilities and has one security fix can now be installed.

Description:

This update for the Linux Kernel 5.14.21-150400_24_100 fixes several issues.

The following security issues were fixed:

  • CVE-2021-47598: sch_cake: do not call cake_destroy() from cake_init() (bsc#1227471).
  • 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).
  • Intermittent nfs mount failures (may be due to SUNRPC over UDP) (bsc#1231353)

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:

  • openSUSE Leap 15.4
    zypper in -t patch SUSE-2024-3777=1
  • SUSE Linux Enterprise Live Patching 15-SP4
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2024-3777=1

Package List:

  • openSUSE Leap 15.4 (ppc64le s390x x86_64)
    • kernel-livepatch-5_14_21-150400_24_100-default-13-150400.2.1
    • kernel-livepatch-5_14_21-150400_24_100-default-debuginfo-13-150400.2.1
    • kernel-livepatch-SLE15-SP4_Update_21-debugsource-13-150400.2.1
  • SUSE Linux Enterprise Live Patching 15-SP4 (ppc64le s390x x86_64)
    • kernel-livepatch-5_14_21-150400_24_100-default-13-150400.2.1
    • kernel-livepatch-5_14_21-150400_24_100-default-debuginfo-13-150400.2.1
    • kernel-livepatch-SLE15-SP4_Update_21-debugsource-13-150400.2.1

References: