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             AUSCERT External Security Bulletin Redistribution

                   Security update for the Linux Kernel
                             11 November 2022


        AusCERT Security Bulletin Summary

Product:           kernel
Publisher:         SUSE
Operating System:  SUSE
Resolution:        Patch/Upgrade
CVE Names:         CVE-2022-43750 CVE-2022-28748 CVE-2022-3649
                   CVE-2022-3646 CVE-2022-3629 CVE-2022-3628
                   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-2022-2964
                   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

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SUSE Security Update: Security update for the Linux Kernel


Announcement ID:   SUSE-SU-2022:3930-1
Rating:            important
References:        #1065729 #1198702 #1200788 #1202686 #1202972 #1203387
                   #1204241 #1204354 #1204355 #1204402 #1204415 #1204431
                   #1204439 #1204479 #1204574 #1204635 #1204646 #1204647
                   #1204653 #1204755 #1204868
Cross-References:  CVE-2021-4037 CVE-2022-2153 CVE-2022-2964 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-2022-3628
                   CVE-2022-3629 CVE-2022-3646 CVE-2022-3649 CVE-2022-43750
Affected Products:
                   SUSE Linux Enterprise Real Time Extension 12-SP5

An update that solves 16 vulnerabilities and has 5 fixes is now available.


The SUSE Linux Enterprise 12 SP5 kernel RT was updated.
The following security bugs were fixed:

  o CVE-2022-3628: Fixed potential buffer overflow in brcmf_fweh_event_worker()
    in wifi/brcmfmac (bsc#1204868).
  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, CVE-2022-28748: Fixed memory corruption issues in
    ax88179_178a devices (bnc#1202686 bsc#1196018).
  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-2022-43750: 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 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 ftrace: Fix char print issue in print_ip_ins() (git-fixes).
  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 input: gscps2 - check return value of ioremap() in gscps2_probe()
  o input: xpad - add supported devices as contributed on github (git-fixes).
  o ip6: fix skb leak in ip6frag_expire_frag_queue (bsc#1202972)
  o kABI: Fix after adding trace_iterator.wait_index (git-fixes).
  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 revert "niu: fix missing checks of niu_pci_eeprom_read" (git-fixes).
  o ring-buffer: Add ring_buffer_wake_waiters() (git-fixes).
  o ring-buffer: Check pending waiters when doing wake ups as well (git-fixes).
  o ring-buffer: Fix race between reset page and reading page (git-fixes).
  o tracing: Add ioctl() to force ring buffer waiters to wake up (git-fixes).
  o tracing: Disable interrupt or preemption before acquiring arch_spinlock_t
  o tracing: Do not free snapshot if tracer is on cmdline (git-fixes).
  o tracing: Simplify conditional compilation code in tracing_set_tracer()
  o tracing: Wake up ring buffer waiters on closing of the file (git-fixes).
  o tracing: Wake up waiters when tracing is disabled (git-fixes).
  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 EM060K modem (git-fixes).
  o usb: serial: option: add support for OPPO R11 diag port (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 Real Time Extension 12-SP5:
    zypper in -t patch SUSE-SLE-RT-12-SP5-2022-3930=1

Package List:

  o SUSE Linux Enterprise Real Time Extension 12-SP5 (noarch):
  o SUSE Linux Enterprise Real Time Extension 12-SP5 (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-2022-3521.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-2022-3628.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-2022-43750.html
  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/1203387
  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
  o https://bugzilla.suse.com/1204868

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