Hash: SHA256

             AUSCERT External Security Bulletin Redistribution

                   Security update for the Linux Kernel
                             30 November 2022


        AusCERT Security Bulletin Summary

Product:           Linux Kernel
Publisher:         SUSE
Operating System:  SUSE
Resolution:        Patch/Upgrade
CVE Names:         CVE-2022-43750 CVE-2022-42703 CVE-2022-40768
                   CVE-2022-40307 CVE-2022-3649 CVE-2022-3646
                   CVE-2022-3629 CVE-2022-3621 CVE-2022-3594
                   CVE-2022-3586 CVE-2022-3565 CVE-2022-3545
                   CVE-2022-3542 CVE-2022-3524 CVE-2022-3521
                   CVE-2022-3424 CVE-2022-3169 CVE-2022-2964
                   CVE-2022-2153 CVE-2021-4037 

Original Bulletin: 

Comment: CVSS (Max):  7.8 CVE-2022-2964 (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
         CVSS Source: SUSE
         Calculator:  https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

- --------------------------BEGIN INCLUDED TEXT--------------------

SUSE Security Update: Security update for the Linux Kernel


Announcement ID:   SUSE-SU-2022:4272-1
Rating:            important
References:        #1032323 #1065729 #1198702 #1200788 #1202686 #1202972
                   #1203098 #1203142 #1203198 #1203254 #1203290 #1203322
                   #1203387 #1203514 #1203802 #1204166 #1204168 #1204241
                   #1204354 #1204355 #1204402 #1204415 #1204431 #1204439
                   #1204479 #1204574 #1204635 #1204646 #1204647 #1204653
Cross-References:  CVE-2021-4037 CVE-2022-2153 CVE-2022-2964 CVE-2022-3169
                   CVE-2022-3424 CVE-2022-3521 CVE-2022-3524 CVE-2022-3542
                   CVE-2022-3545 CVE-2022-3565 CVE-2022-3586 CVE-2022-3594
                   CVE-2022-3621 CVE-2022-3629 CVE-2022-3646 CVE-2022-3649
                   CVE-2022-40307 CVE-2022-40768 CVE-2022-42703 CVE-2022-43750
Affected Products:
                   SUSE Linux Enterprise Desktop 12-SP5
                   SUSE Linux Enterprise High Availability 12-SP5
                   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
                   SUSE Linux Enterprise Software Development Kit 12-SP5
                   SUSE Linux Enterprise Workstation Extension 12-SP5

An update that solves 20 vulnerabilities and has 11 fixes is now available.


The SUSE Linux Enterprise 12 SP5 kernel was updated to receive various security
and bugfixes.
The following security bugs were fixed:

  o CVE-2021-4037: Fixed function logic vulnerability that allowed local users
    to create files for the XFS file-system with an unintended group ownership
    and with group execution and SGID permission bits set (bnc#1198702).
  o CVE-2022-2153: Fixed vulnerability in KVM that could allow an unprivileged
    local attacker on the host to cause DoS (bnc#1200788).
  o CVE-2022-2964: Fixed memory corruption issues in ax88179_178a devices (bnc#
  o CVE-2022-3169: Fixed a denial of service flaw which occurs when consecutive
    requests to NVME_IOCTL_RESET and the NVME_IOCTL_SUBSYS_RESET are sent (bnc#
  o CVE-2022-3521: Fixed race condition in kcm_tx_work() in net/kcm/kcmsock.c
  o CVE-2022-3524: Fixed memory leak in ipv6_renew_options() in the IPv6
    handler (bnc#1204354).
  o CVE-2022-3542: Fixed memory leak in bnx2x_tpa_stop() in drivers/net/
    ethernet/broadcom/bnx2x/bnx2x_cmn.c (bnc#1204402).
  o CVE-2022-3545: Fixed use-after-free in area_cache_get() in drivers/net/
    ethernet/netronome/nfp/nfpcore/nfp_cppcore.c (bnc#1204415).
  o CVE-2022-3565: Fixed use-after-free in del_timer() in drivers/isdn/mISDN/
    l1oip_core.c (bnc#1204431).
  o CVE-2022-3586: Fixed use-after-free in socket buffer (SKB) that could allow
    a local unprivileged user to cause a denial of service (bnc#1204439).
  o CVE-2022-3594: Fixed excessive data logging in intr_callback() in drivers/
    net/usb/r8152.c (bnc#1204479).
  o CVE-2022-3621: Fixed null pointer dereference in nilfs_bmap_lookup_at_level
    () in fs/nilfs2/inode.c (bnc#1204574).
  o CVE-2022-3629: Fixed memory leak in vsock_connect() in net/vmw_vsock/
    af_vsock.c (bnc#1204635).
  o CVE-2022-3646: Fixed memory leak in nilfs_attach_log_writer() in fs/nilfs2/
    segment.c (bnc#1204646).
  o CVE-2022-3649: Fixed use-after-free in nilfs_new_inode() in fs/nilfs2/
    inode.c (bnc#1204647).
  o CVE-2022-40307: Fixed a race condition that could had been exploited to
    trigger a use-after-free in the efi firmware capsule-loader.c (bnc#
  o CVE-2022-40768: Fixed information leak in the scsi driver which allowed
    local users to obtain sensitive information from kernel memory (bnc#
  o CVE-2022-42703: Fixed use-after-free in mm/rmap.c related to leaf anon_vma
    double reuse (bnc#1204168).
  o CVE-2022-43750: Fixed vulnerability in usbmon that allowed a user-space
    client to corrupt the monitor's internal memory (bnc#1204653).

The following non-security bugs were fixed:

  o ACPI: processor idle: Practically limit "Dummy wait" workaround to old
    Intel systems (bnc#1203802).
  o ACPI: processor_idle: Skip dummy wait if kernel is in guest (bnc#1203802).
  o Input: gscps2 - check return value of ioremap() in gscps2_probe()
  o Input: xpad - add supported devices as contributed on github (git-fixes).
  o KVM: x86/emulator: Fix handing of POP SS to correctly set interruptibility
  o USB: core: Fix RST error in hub.c (git-fixes).
  o USB: serial: ch341: add basis for quirk detection (git-fixes).
  o USB: serial: ch341: fix lockup of devices with limited prescaler
  o USB: serial: ch341: fix lost character on LCR updates (git-fixes).
  o USB: serial: ch341: fix receiver regression (git-fixes).
  o USB: serial: ch341: reimplement line-speed handling (git-fixes).
  o USB: serial: cp210x: add Decagon UCA device id (git-fixes).
  o USB: serial: ftdi_sio: add Omron CS1W-CIF31 device id (git-fixes).
  o USB: serial: option: add Quectel BG95 0x0203 composition (git-fixes).
  o USB: serial: option: add Quectel EM060K modem (git-fixes).
  o USB: serial: option: add Quectel RM520N (git-fixes).
  o USB: serial: option: add support for OPPO R11 diag port (git-fixes).
  o amd-xgbe: Update DMA coherency values (git-fixes).
  o bnxt: do not lock the tx queue from napi poll (git-fixes).
  o bnxt_en: Fix RX consumer index logic in the error path (git-fixes).
  o bnxt_en: reverse order of TX disable and carrier off (git-fixes).
  o ethernet: sun: niu: fix missing checks of niu_pci_eeprom_read()
  o i40e: Fix flow for IPv6 next header (extension header) (git-fixes).
  o i40e: Fix overwriting flow control settings during driver loading
  o i40e: improve locking of mac_filter_hash (git-fixes).
  o ip6: fix skb leak in ip6frag_expire_frag_queue (bsc#1202972)
  o locking/csd_lock: Change csdlock_debug from early_param to __setup
  o memcg, kmem: do not fail __GFP_NOFAIL charges (bsc#1204755).
  o net/mlx4: Fix EEPROM dump support (git-fixes).
  o net/mlx4_core: Add missed mlx4_free_cmd_mailbox() (git-fixes).
  o net/mlx5e: Remove dependency in IPsec initialization flows (git-fixes).
  o net: amd-xgbe: Fix NETDEV WATCHDOG transmit queue timeout warning
  o net: amd-xgbe: Fix network fluctuations when using 1G BELFUSE SFP
  o net: amd-xgbe: Reset link when the link never comes back (git-fixes).
  o net: dsa: mt7530: add the missing RxUnicast MIB counter (git-fixes).
  o net: ethernet: ezchip: fix UAF in nps_enet_remove (git-fixes).
  o net: lapbether: Prevent racing when checking whether the netif is running
  o net: marvell: fix MVNETA_TX_IN_PRGRS bit number (git-fixes).
  o net: mvpp2: Put fwnode in error case during ->probe() (git-fixes).
  o net: stmmac: fix watchdog timeout during suspend/resume stress test
  o net: stmmac: stop each tx channel independently (git-fixes).
  o net: usb: qmi_wwan: Add new usb-id for Dell branded EM7455 (git-fixes).
  o net: vxge: fix use-after-free in vxge_device_unregister (git-fixes).
  o nvmem: core: Check input parameter for NULL in nvmem_unregister() (bsc#
  o powerpc/mm/64s: Drop pgd_huge() (bsc#1065729).
  o powerpc/mm: remove pmd_huge/pud_huge stubs and include hugetlb.h (bsc#
  o powerpc/pci_dn: Add missing of_node_put() (bsc#1065729).
  o powerpc/powernv: add missing of_node_put() in opal_export_attrs() (bsc#
  o ppp: Fix generating ifname when empty IFLA_IFNAME is specified (git-fixes).
  o ppp: Fix generating ppp unit id when ifname is not specified (git-fixes).
  o quota: widen timestamps for the fs_disk_quota structure (bsc#1203387).
  o r8169: fix jumbo packet handling on RTL8168e (git-fixes).
  o s390/guarded storage: simplify task exit handling (bsc#1203254 LTC#199911).
  o s390/hugetlb: fix prepare_hugepage_range() check for 2 GB hugepages (bsc#
    1203142 LTC#199883).
  o s390/hypfs: avoid error message under KVM (bsc#1032323).
  o s390/mm: do not trigger write fault when vma does not allow VM_WRITE (bsc#
    1203198 LTC#199898).
  o s390: fix double free of GS and RI CBs on fork() failure (bsc#1203254 LTC#
  o x86/xen: Remove undefined behavior in setup_features() (git-fixes).
  o xfs: account finobt blocks properly in perag reservation (bsc#1203387).
  o xfs: enable big timestamps (bsc#1203387).
  o xfs: enable new inode btree counters feature (bsc#1203387).
  o xfs: explicitly define inode timestamp range (bsc#1203387).
  o xfs: preserve default grace interval during quotacheck (bsc#1203387).
  o xfs: quota: move to time64_t interfaces (bsc#1203387).
  o xfs: redefine xfs_ictimestamp_t (bsc#1203387).
  o xfs: redefine xfs_timestamp_t (bsc#1203387).
  o xfs: store inode btree block counts in AGI header (bsc#1203387).
  o xfs: use a struct timespec64 for the in-core crtime (bsc#1203387).
  o xfs: use the finobt block counts to speed up mount times (bsc#1203387).
  o xfs: widen ondisk inode timestamps to deal with y2038+ (bsc#1203387).
  o xfs: widen ondisk quota expiration timestamps to handle y2038+ (bsc#

Special Instructions and Notes:

Please reboot the system after installing this update.

Patch Instructions:

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

  o SUSE Linux Enterprise Workstation Extension 12-SP5:
    zypper in -t patch SUSE-SLE-WE-12-SP5-2022-4272=1
  o SUSE Linux Enterprise Software Development Kit 12-SP5:
    zypper in -t patch SUSE-SLE-SDK-12-SP5-2022-4272=1
  o SUSE Linux Enterprise Server 12-SP5:
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2022-4272=1
  o SUSE Linux Enterprise Live Patching 12-SP5:
    zypper in -t patch SUSE-SLE-Live-Patching-12-SP5-2022-4272=1
    Please note that this is the initial kernel livepatch without fixes itself,
    this package is later updated by seperate standalone kernel livepatch
  o SUSE Linux Enterprise High Availability 12-SP5:
    zypper in -t patch SUSE-SLE-HA-12-SP5-2022-4272=1

Package List:

  o SUSE Linux Enterprise Workstation Extension 12-SP5 (x86_64):
  o SUSE Linux Enterprise Software Development Kit 12-SP5 (aarch64 ppc64le
    s390x x86_64):
  o SUSE Linux Enterprise Software Development Kit 12-SP5 (noarch):
  o SUSE Linux Enterprise Server 12-SP5 (aarch64 ppc64le s390x x86_64):
  o SUSE Linux Enterprise Server 12-SP5 (noarch):
  o SUSE Linux Enterprise Server 12-SP5 (x86_64):
  o SUSE Linux Enterprise Server 12-SP5 (s390x):
  o SUSE Linux Enterprise Live Patching 12-SP5 (ppc64le s390x x86_64):
  o SUSE Linux Enterprise High Availability 12-SP5 (ppc64le s390x x86_64):


  o https://www.suse.com/security/cve/CVE-2021-4037.html
  o https://www.suse.com/security/cve/CVE-2022-2153.html
  o https://www.suse.com/security/cve/CVE-2022-2964.html
  o https://www.suse.com/security/cve/CVE-2022-3169.html
  o https://www.suse.com/security/cve/CVE-2022-3424.html
  o https://www.suse.com/security/cve/CVE-2022-3521.html
  o https://www.suse.com/security/cve/CVE-2022-3524.html
  o https://www.suse.com/security/cve/CVE-2022-3542.html
  o https://www.suse.com/security/cve/CVE-2022-3545.html
  o https://www.suse.com/security/cve/CVE-2022-3565.html
  o https://www.suse.com/security/cve/CVE-2022-3586.html
  o https://www.suse.com/security/cve/CVE-2022-3594.html
  o https://www.suse.com/security/cve/CVE-2022-3621.html
  o https://www.suse.com/security/cve/CVE-2022-3629.html
  o https://www.suse.com/security/cve/CVE-2022-3646.html
  o https://www.suse.com/security/cve/CVE-2022-3649.html
  o https://www.suse.com/security/cve/CVE-2022-40307.html
  o https://www.suse.com/security/cve/CVE-2022-40768.html
  o https://www.suse.com/security/cve/CVE-2022-42703.html
  o https://www.suse.com/security/cve/CVE-2022-43750.html
  o https://bugzilla.suse.com/1032323
  o https://bugzilla.suse.com/1065729
  o https://bugzilla.suse.com/1198702
  o https://bugzilla.suse.com/1200788
  o https://bugzilla.suse.com/1202686
  o https://bugzilla.suse.com/1202972
  o https://bugzilla.suse.com/1203098
  o https://bugzilla.suse.com/1203142
  o https://bugzilla.suse.com/1203198
  o https://bugzilla.suse.com/1203254
  o https://bugzilla.suse.com/1203290
  o https://bugzilla.suse.com/1203322
  o https://bugzilla.suse.com/1203387
  o https://bugzilla.suse.com/1203514
  o https://bugzilla.suse.com/1203802
  o https://bugzilla.suse.com/1204166
  o https://bugzilla.suse.com/1204168
  o https://bugzilla.suse.com/1204241
  o https://bugzilla.suse.com/1204354
  o https://bugzilla.suse.com/1204355
  o https://bugzilla.suse.com/1204402
  o https://bugzilla.suse.com/1204415
  o https://bugzilla.suse.com/1204431
  o https://bugzilla.suse.com/1204439
  o https://bugzilla.suse.com/1204479
  o https://bugzilla.suse.com/1204574
  o https://bugzilla.suse.com/1204635
  o https://bugzilla.suse.com/1204646
  o https://bugzilla.suse.com/1204647
  o https://bugzilla.suse.com/1204653
  o https://bugzilla.suse.com/1204755

- --------------------------END INCLUDED TEXT--------------------

You have received this e-mail bulletin as a result of your organisation's
registration with AusCERT. The mailing list you are subscribed to is
maintained within your organisation, so if you do not wish to continue
receiving these bulletins you should contact your local IT manager. If
you do not know who that is, please send an email to auscert@auscert.org.au
and we will forward your request to the appropriate person.

NOTE: Third Party Rights
This security bulletin is provided as a service to AusCERT's members.  As
AusCERT did not write the document quoted above, AusCERT has had no control
over its content. The decision to follow or act on information or advice
contained in this security bulletin is the responsibility of each user or
organisation, and should be considered in accordance with your organisation's
site policies and procedures. AusCERT takes no responsibility for consequences
which may arise from following or acting on information or advice contained in
this security bulletin.

NOTE: This is only the original release of the security bulletin.  It may
not be updated when updates to the original are made.  If downloading at
a later date, it is recommended that the bulletin is retrieved directly
from the author's website to ensure that the information is still current.

Contact information for the authors of the original document is included
in the Security Bulletin above.  If you have any questions or need further
information, please contact them directly.

Previous advisories and external security bulletins can be retrieved from:


Australian Computer Emergency Response Team
The University of Queensland
Qld 4072

Internet Email: auscert@auscert.org.au
Facsimile:      (07) 3365 7031
Telephone:      (07) 3365 4417 (International: +61 7 3365 4417)
                AusCERT personnel answer during Queensland business hours
                which are GMT+10:00 (AEST).
                On call after hours for member emergencies only.
Comment: https://auscert.org.au/gpg-key/