Security update for the Linux Kernel

Announcement ID: SUSE-SU-2023:4733-1
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2023-31083 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  • CVE-2023-31083 ( NVD ): 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
  • CVE-2023-39197 ( SUSE ): 4.0 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:N
  • CVE-2023-39197 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  • CVE-2023-39198 ( SUSE ): 7.5 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
  • CVE-2023-39198 ( NVD ): 6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  • CVE-2023-45863 ( SUSE ): 6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  • CVE-2023-45863 ( NVD ): 6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  • CVE-2023-45871 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
  • CVE-2023-45871 ( NVD ): 7.5 CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
  • CVE-2023-5717 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2023-5717 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2023-6176 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2023-6176 ( NVD ): 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Products:
  • SUSE Linux Enterprise Micro 5.1
  • SUSE Linux Enterprise Micro 5.2
  • SUSE Linux Enterprise Micro for Rancher 5.2

An update that solves seven vulnerabilities, contains two features and has eight security fixes can now be installed.

Description:

The SUSE Linux Enterprise 15 SP3 RT kernel was updated to receive various security and bugfixes.

The following security bugs were fixed:

  • CVE-2023-39197: Fixed a out-of-bounds read in nf_conntrack_dccp_packet() (bsc#1216976).
  • CVE-2023-6176: Fixed a denial of service in the cryptographic algorithm scatterwalk functionality (bsc#1217332).
  • CVE-2023-45863: Fixed a out-of-bounds write in fill_kobj_path() (bsc#1216058).
  • CVE-2023-45871: Fixed an issue in the IGB driver, where the buffer size may not be adequate for frames larger than the MTU (bsc#1216259).
  • CVE-2023-39198: Fixed a race condition leading to use-after-free in qxl_mode_dumb_create() (bsc#1216965).
  • CVE-2023-31083: Fixed race condition in hci_uart_tty_ioctl (bsc#1210780).
  • CVE-2023-5717: Fixed a heap out-of-bounds write vulnerability in the Performance Events component (bsc#1216584).

The following non-security bugs were fixed:

  • ALSA: hda: Disable power-save on KONTRON SinglePC (bsc#1217140).
  • Call flush_delayed_fput() from nfsd main-loop (bsc#1217408).
  • net: mana: Configure hwc timeout from hardware (bsc#1214037).
  • net: mana: Fix MANA VF unload when hardware is unresponsive (bsc#1214764).
  • powerpc: Do not clobber f0/vs0 during fp|altivec register save (bsc#1217780).

Special Instructions and Notes:

  • Please reboot the system after installing this update.

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 Micro 5.1
    zypper in -t patch SUSE-SUSE-MicroOS-5.1-2023-4733=1
  • SUSE Linux Enterprise Micro 5.2
    zypper in -t patch SUSE-SUSE-MicroOS-5.2-2023-4733=1
  • SUSE Linux Enterprise Micro for Rancher 5.2
    zypper in -t patch SUSE-SUSE-MicroOS-5.2-2023-4733=1

Package List:

  • SUSE Linux Enterprise Micro 5.1 (nosrc x86_64)
    • kernel-rt-5.3.18-150300.152.1
  • SUSE Linux Enterprise Micro 5.1 (x86_64)
    • kernel-rt-debugsource-5.3.18-150300.152.1
    • kernel-rt-debuginfo-5.3.18-150300.152.1
  • SUSE Linux Enterprise Micro 5.2 (nosrc x86_64)
    • kernel-rt-5.3.18-150300.152.1
  • SUSE Linux Enterprise Micro 5.2 (x86_64)
    • kernel-rt-debugsource-5.3.18-150300.152.1
    • kernel-rt-debuginfo-5.3.18-150300.152.1
  • SUSE Linux Enterprise Micro for Rancher 5.2 (nosrc x86_64)
    • kernel-rt-5.3.18-150300.152.1
  • SUSE Linux Enterprise Micro for Rancher 5.2 (x86_64)
    • kernel-rt-debugsource-5.3.18-150300.152.1
    • kernel-rt-debuginfo-5.3.18-150300.152.1

References: