SUSE-SU-2023:2502-1: important: Security update for the Linux Kernel

sle-security-updates at lists.suse.com sle-security-updates at lists.suse.com
Tue Jun 13 16:30:14 UTC 2023



# Security update for the Linux Kernel

Announcement ID: SUSE-SU-2023:2502-1  
Rating: important  
References:

  * #1199636
  * #1204405
  * #1205756
  * #1205758
  * #1205760
  * #1205762
  * #1205803
  * #1206024
  * #1208474
  * #1208604
  * #1209287
  * #1209779
  * #1210715
  * #1210783
  * #1210940
  * #1211037
  * #1211043
  * #1211105
  * #1211131
  * #1211186
  * #1211203
  * #1211590
  * #1211592
  * #1211596
  * #1211622

  
Cross-References:

  * CVE-2020-36694
  * CVE-2022-3566
  * CVE-2022-4269
  * CVE-2022-45884
  * CVE-2022-45885
  * CVE-2022-45886
  * CVE-2022-45887
  * CVE-2022-45919
  * CVE-2023-1079
  * CVE-2023-1380
  * CVE-2023-1637
  * CVE-2023-2156
  * CVE-2023-2194
  * CVE-2023-23586
  * CVE-2023-2483
  * CVE-2023-2513
  * CVE-2023-31084
  * CVE-2023-31436
  * CVE-2023-32233
  * CVE-2023-32269
  * CVE-2023-33288

  
CVSS scores:

  * CVE-2020-36694 ( NVD ):  6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2022-3566 ( SUSE ):  4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2022-3566 ( NVD ):  7.1 CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2022-4269 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2022-4269 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2022-45884 ( SUSE ):  4.1 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H
  * CVE-2022-45884 ( NVD ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2022-45885 ( SUSE ):  4.1 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H
  * CVE-2022-45885 ( NVD ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2022-45886 ( SUSE ):  4.1 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H
  * CVE-2022-45886 ( NVD ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2022-45887 ( SUSE ):  4.1 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H
  * CVE-2022-45887 ( NVD ):  4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2022-45919 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2022-45919 ( NVD ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-1079 ( SUSE ):  6.3 CVSS:3.1/AV:P/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-1079 ( NVD ):  6.8 CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-1380 ( SUSE ):  3.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
  * CVE-2023-1380 ( NVD ):  7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
  * CVE-2023-1637 ( SUSE ):  4.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
  * CVE-2023-1637 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
  * CVE-2023-2156 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-2156 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-2194 ( SUSE ):  6.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L
  * CVE-2023-2194 ( NVD ):  6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-23586 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
  * CVE-2023-23586 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
  * CVE-2023-2483 ( SUSE ):  6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-2513 ( SUSE ):  6.6 CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-2513 ( NVD ):  6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-31084 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-31084 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-31436 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-31436 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-32233 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-32233 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-32269 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-32269 ( NVD ):  6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-33288 ( SUSE ):  4.8 CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
  * CVE-2023-33288 ( 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
  * SUSE Linux Enterprise Real Time 15 SP3
  * SUSE Real Time Module 15-SP3

  
  
An update that solves 21 vulnerabilities and has four 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-2023-2156: Fixed a flaw in the networking subsystem within the handling
    of the RPL protocol (bsc#1211131).
  * CVE-2023-1637: Fixed vulnerability that could lead to unauthorized access to
    CPU memory after resuming CPU from suspend-to-RAM (bsc#1209779).
  * CVE-2022-3566: Fixed race condition in the TCP Handler (bsc#1204405).
  * CVE-2020-36694: Fixed an use-after-free issue in netfilter in the packet
    processing context (bsc#1211596).
  * CVE-2023-1079: Fixed a use-after-free problem that could have been triggered
    in asus_kbd_backlight_set when plugging/disconnecting a malicious USB device
    (bsc#1208604).
  * CVE-2023-33288: Fixed a use-after-free in bq24190_remove in
    drivers/power/supply/bq24190_charger.c (bsc#1211590).
  * CVE-2022-45886: Fixed a .disconnect versus dvb_device_open race condition in
    dvb_net.c that lead to a use-after-free (bsc#1205760).
  * CVE-2022-45885: Fixed a race condition in dvb_frontend.c that could cause a
    use-after-free when a device is disconnected (bsc#1205758).
  * CVE-2022-45887: Fixed a memory leak in ttusb_dec.c caused by the lack of a
    dvb_frontend_detach call (bsc#1205762).
  * CVE-2022-45919: Fixed a use-after-free in dvb_ca_en50221.c that could occur
    if there is a disconnect after an open, because of the lack of a wait_event
    (bsc#1205803).
  * CVE-2022-45884: Fixed a use-after-free in dvbdev.c, related to
    dvb_register_device dynamically allocating fops (bsc#1205756).
  * CVE-2023-31084: Fixed a blocking issue in drivers/media/dvb-
    core/dvb_frontend.c (bsc#1210783).
  * CVE-2023-31436: Fixed an out-of-bounds write in qfq_change_class() because
    lmax can exceed QFQ_MIN_LMAX (bsc#1210940 bsc#1211260).
  * CVE-2023-2194: Fixed an out-of-bounds write vulnerability in the SLIMpro I2C
    device driver (bsc#1210715).
  * CVE-2023-32269: Fixed a use-after-free in af_netrom.c, related to the fact
    that accept() was also allowed for a successfully connected AF_NETROM socket
    (bsc#1211186).
  * CVE-2023-32233: Fixed a use-after-free in Netfilter nf_tables when
    processing batch requests (bsc#1211043).
  * CVE-2022-4269: Fixed a flaw was found inside the Traffic Control (TC)
    subsystem (bsc#1206024).
  * CVE-2023-1380: Fixed a slab-out-of-bound read problem in
    brcmf_get_assoc_ies() (bsc#1209287).
  * CVE-2023-2513: Fixed a use-after-free vulnerability in the ext4 filesystem
    (bsc#1211105).
  * CVE-2023-2483: Fixed a use after free bug in emac_remove due caused by a
    race condition (bsc#1211037).
  * CVE-2023-23586: Fixed a memory information leak in the io_uring subsystem
    (bsc#1208474).

The following non-security bugs were fixed:

  * Drivers: hv: vmbus: Optimize vmbus_on_event (bsc#1211622).
  * SUNRPC: Ensure the transport backchannel association (bsc#1211203).
  * ipv6: sr: fix out-of-bounds read when setting HMAC data (bsc#1211592).
  * s390,dcssblk,dax: Add dax zero_page_range operation to dcssblk driver
    (bsc#1199636).

## Special Instructions and Notes:

  * Please reboot the system after installing this update.

## Patch Instructions:

To install this SUSE Important 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 Real Time Module 15-SP3  
    zypper in -t patch SUSE-SLE-Module-RT-15-SP3-2023-2502=1

  * SUSE Linux Enterprise Micro 5.1  
    zypper in -t patch SUSE-SUSE-MicroOS-5.1-2023-2502=1

  * SUSE Linux Enterprise Micro 5.2  
    zypper in -t patch SUSE-SUSE-MicroOS-5.2-2023-2502=1

  * SUSE Linux Enterprise Micro for Rancher 5.2  
    zypper in -t patch SUSE-SUSE-MicroOS-5.2-2023-2502=1

## Package List:

  * SUSE Real Time Module 15-SP3 (x86_64)
    * kernel-rt-devel-5.3.18-150300.130.1
    * ocfs2-kmp-rt-debuginfo-5.3.18-150300.130.1
    * kernel-rt_debug-devel-debuginfo-5.3.18-150300.130.1
    * kernel-rt_debug-devel-5.3.18-150300.130.1
    * cluster-md-kmp-rt-5.3.18-150300.130.1
    * gfs2-kmp-rt-5.3.18-150300.130.1
    * cluster-md-kmp-rt-debuginfo-5.3.18-150300.130.1
    * kernel-rt-debugsource-5.3.18-150300.130.1
    * dlm-kmp-rt-debuginfo-5.3.18-150300.130.1
    * kernel-rt-debuginfo-5.3.18-150300.130.1
    * ocfs2-kmp-rt-5.3.18-150300.130.1
    * dlm-kmp-rt-5.3.18-150300.130.1
    * kernel-rt_debug-debuginfo-5.3.18-150300.130.1
    * kernel-rt_debug-debugsource-5.3.18-150300.130.1
    * kernel-rt-devel-debuginfo-5.3.18-150300.130.1
    * gfs2-kmp-rt-debuginfo-5.3.18-150300.130.1
    * kernel-syms-rt-5.3.18-150300.130.1
  * SUSE Real Time Module 15-SP3 (noarch)
    * kernel-devel-rt-5.3.18-150300.130.1
    * kernel-source-rt-5.3.18-150300.130.1
  * SUSE Real Time Module 15-SP3 (nosrc x86_64)
    * kernel-rt-5.3.18-150300.130.1
  * SUSE Real Time Module 15-SP3 (nosrc)
    * kernel-rt_debug-5.3.18-150300.130.1
  * SUSE Linux Enterprise Micro 5.1 (nosrc x86_64)
    * kernel-rt-5.3.18-150300.130.1
  * SUSE Linux Enterprise Micro 5.1 (x86_64)
    * kernel-rt-debuginfo-5.3.18-150300.130.1
    * kernel-rt-debugsource-5.3.18-150300.130.1
  * SUSE Linux Enterprise Micro 5.2 (nosrc x86_64)
    * kernel-rt-5.3.18-150300.130.1
  * SUSE Linux Enterprise Micro 5.2 (x86_64)
    * kernel-rt-debuginfo-5.3.18-150300.130.1
    * kernel-rt-debugsource-5.3.18-150300.130.1
  * SUSE Linux Enterprise Micro for Rancher 5.2 (nosrc x86_64)
    * kernel-rt-5.3.18-150300.130.1
  * SUSE Linux Enterprise Micro for Rancher 5.2 (x86_64)
    * kernel-rt-debuginfo-5.3.18-150300.130.1
    * kernel-rt-debugsource-5.3.18-150300.130.1

## References:

  * https://www.suse.com/security/cve/CVE-2020-36694.html
  * https://www.suse.com/security/cve/CVE-2022-3566.html
  * https://www.suse.com/security/cve/CVE-2022-4269.html
  * https://www.suse.com/security/cve/CVE-2022-45884.html
  * https://www.suse.com/security/cve/CVE-2022-45885.html
  * https://www.suse.com/security/cve/CVE-2022-45886.html
  * https://www.suse.com/security/cve/CVE-2022-45887.html
  * https://www.suse.com/security/cve/CVE-2022-45919.html
  * https://www.suse.com/security/cve/CVE-2023-1079.html
  * https://www.suse.com/security/cve/CVE-2023-1380.html
  * https://www.suse.com/security/cve/CVE-2023-1637.html
  * https://www.suse.com/security/cve/CVE-2023-2156.html
  * https://www.suse.com/security/cve/CVE-2023-2194.html
  * https://www.suse.com/security/cve/CVE-2023-23586.html
  * https://www.suse.com/security/cve/CVE-2023-2483.html
  * https://www.suse.com/security/cve/CVE-2023-2513.html
  * https://www.suse.com/security/cve/CVE-2023-31084.html
  * https://www.suse.com/security/cve/CVE-2023-31436.html
  * https://www.suse.com/security/cve/CVE-2023-32233.html
  * https://www.suse.com/security/cve/CVE-2023-32269.html
  * https://www.suse.com/security/cve/CVE-2023-33288.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1199636
  * https://bugzilla.suse.com/show_bug.cgi?id=1204405
  * https://bugzilla.suse.com/show_bug.cgi?id=1205756
  * https://bugzilla.suse.com/show_bug.cgi?id=1205758
  * https://bugzilla.suse.com/show_bug.cgi?id=1205760
  * https://bugzilla.suse.com/show_bug.cgi?id=1205762
  * https://bugzilla.suse.com/show_bug.cgi?id=1205803
  * https://bugzilla.suse.com/show_bug.cgi?id=1206024
  * https://bugzilla.suse.com/show_bug.cgi?id=1208474
  * https://bugzilla.suse.com/show_bug.cgi?id=1208604
  * https://bugzilla.suse.com/show_bug.cgi?id=1209287
  * https://bugzilla.suse.com/show_bug.cgi?id=1209779
  * https://bugzilla.suse.com/show_bug.cgi?id=1210715
  * https://bugzilla.suse.com/show_bug.cgi?id=1210783
  * https://bugzilla.suse.com/show_bug.cgi?id=1210940
  * https://bugzilla.suse.com/show_bug.cgi?id=1211037
  * https://bugzilla.suse.com/show_bug.cgi?id=1211043
  * https://bugzilla.suse.com/show_bug.cgi?id=1211105
  * https://bugzilla.suse.com/show_bug.cgi?id=1211131
  * https://bugzilla.suse.com/show_bug.cgi?id=1211186
  * https://bugzilla.suse.com/show_bug.cgi?id=1211203
  * https://bugzilla.suse.com/show_bug.cgi?id=1211590
  * https://bugzilla.suse.com/show_bug.cgi?id=1211592
  * https://bugzilla.suse.com/show_bug.cgi?id=1211596
  * https://bugzilla.suse.com/show_bug.cgi?id=1211622

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