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===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2023.0015
                   Security update for the Linux Kernel
                              3 January 2023

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           Linux Kernel
Publisher:         SUSE
Operating System:  SUSE
Resolution:        Patch/Upgrade
CVE Names:         CVE-2022-45934 CVE-2022-43945 CVE-2022-43750
                   CVE-2022-42703 CVE-2022-41858 CVE-2022-41850
                   CVE-2022-41848 CVE-2022-40768 CVE-2022-40307
                   CVE-2022-28748 CVE-2022-4095 CVE-2022-3903
                   CVE-2022-3649 CVE-2022-3646 CVE-2022-3635
                   CVE-2022-3629 CVE-2022-3628 CVE-2022-3621
                   CVE-2022-3594 CVE-2022-3586 CVE-2022-3567
                   CVE-2022-3565 CVE-2022-3542 CVE-2022-3524
                   CVE-2022-3424 CVE-2022-3169 CVE-2022-2964
                   CVE-2022-2663 CVE-2021-4037 CVE-2020-26541
                   CVE-2019-3874  

Original Bulletin: 
   https://www.suse.com/support/update/announcement/2022/suse-su-20224611-1

Comment: CVSS (Max):  8.8 CVE-2022-43945 (CVSS:3.1/AV:N/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:N/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-2022:4611-1
Rating:            important
References:        #1129898 #1177282 #1196018 #1198702 #1201309 #1202097
                   #1202686 #1203008 #1203290 #1203322 #1203514 #1203960
                   #1203987 #1204166 #1204168 #1204170 #1204354 #1204402
                   #1204414 #1204431 #1204432 #1204439 #1204479 #1204574
                   #1204576 #1204631 #1204635 #1204636 #1204646 #1204647
                   #1204653 #1204868 #1205128 #1205130 #1205220 #1205514
                   #1205671 #1205796 #1206164
Cross-References:  CVE-2019-3874 CVE-2020-26541 CVE-2021-4037 CVE-2022-2663
                   CVE-2022-28748 CVE-2022-2964 CVE-2022-3169 CVE-2022-3424
                   CVE-2022-3524 CVE-2022-3542 CVE-2022-3565 CVE-2022-3567
                   CVE-2022-3586 CVE-2022-3594 CVE-2022-3621 CVE-2022-3628
                   CVE-2022-3629 CVE-2022-3635 CVE-2022-3646 CVE-2022-3649
                   CVE-2022-3903 CVE-2022-40307 CVE-2022-40768 CVE-2022-4095
                   CVE-2022-41848 CVE-2022-41850 CVE-2022-41858 CVE-2022-42703
                   CVE-2022-43750 CVE-2022-43945 CVE-2022-45934
Affected Products:
                   SUSE Linux Enterprise Server 12-SP3-BCL
______________________________________________________________________________

An update that solves 31 vulnerabilities and has 8 fixes is now available.

Description:

The SUSE Linux Enterprise 12 SP3 kernel was updated to receive various security
and bugfixes.

The following security bugs were fixed:

  o CVE-2022-3635: Fixed a use-after-free in the tst_timer() of the file
    drivers/atm/idt77252.c (bsc#1204631).
  o CVE-2022-3424: Fixed use-after-free in gru_set_context_option(), gru_fault
    () and gru_handle_user_call_os() that could lead to kernel panic (bsc#
    1204166).
  o CVE-2022-41850: Fixed a race condition in roccat_report_event() in drivers/
    hid/hid-roccat.c (bsc#1203960).
  o CVE-2022-45934: Fixed a integer wraparound via L2CAP_CONF_REQ packets in
    l2cap_config_req in net/bluetooth/l2cap_core.c (bsc#1205796).
  o CVE-2022-3628: Fixed potential buffer overflow in brcmf_fweh_event_worker()
    in wifi/brcmfmac (bsc#1204868).
  o CVE-2022-3567: Fixed a to race condition in inet6_stream_ops()/
    inet6_dgram_ops() (bsc#1204414).
  o CVE-2022-41858: Fixed a denial of service in sl_tx_timeout() in drivers/net
    /slip (bsc#1205671).
  o CVE-2022-43945: Fixed a buffer overflow in the NFSD implementation (bsc#
    1205128).
  o CVE-2022-4095: Fixed a use-after-free in rtl8712 driver (bsc#1205514).
  o CVE-2022-3903: Fixed a denial of service with the Infrared Transceiver USB
    driver (bsc#1205220).
  o CVE-2022-2964: Fixed memory corruption issues in ax88179_178a devices (bsc#
    1202686).
  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 (bsc#1198702).
  o CVE-2022-43750: Fixed vulnerability in usbmon that allowed a user-space
    client to corrupt the monitor's internal memory (bsc#1204653).
  o CVE-2020-26541: Enforce the secure boot forbidden signature database (aka
    dbx) protection mechanism (bsc#1177282).
  o CVE-2022-3542: Fixed memory leak in bnx2x_tpa_stop() in drivers/net/
    ethernet/broadcom/bnx2x/bnx2x_cmn.c (bsc#1204402).
  o CVE-2022-3629: Fixed memory leak in vsock_connect() in net/vmw_vsock/
    af_vsock.c (bsc#1204635).
  o CVE-2022-3646: Fixed memory leak in nilfs_attach_log_writer() in fs/nilfs2/
    segment.c (bsc#1204646).
  o CVE-2022-3649: Fixed use-after-free in nilfs_new_inode() in fs/nilfs2/
    inode.c (bsc#1204647).
  o CVE-2022-3621: Fixed null pointer dereference in nilfs_bmap_lookup_at_level
    () in fs/nilfs2/inode.c (bsc#1204574).
  o CVE-2022-3594: Fixed excessive data logging in intr_callback() in drivers/
    net/usb/r8152.c (bsc#1204479).
  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 (bsc#1204439).
  o CVE-2022-3565: Fixed use-after-free in del_timer() in drivers/isdn/mISDN/
    l1oip_core.c (bsc#1204431).
  o CVE-2022-3524: Fixed memory leak in ipv6_renew_options() in the IPv6
    handler (bsc#1204354).
  o CVE-2022-2663: Fixed an issue which allowed a firewall to be bypassed when
    users are using unencrypted IRC with nf_conntrack_irc configured (bsc#
    1202097).
  o CVE-2022-40768: Fixed information leak in the scsi driver which allowed
    local users to obtain sensitive information from kernel memory (bsc#
    1203514).
  o CVE-2022-42703: Fixed use-after-free in mm/rmap.c related to leaf anon_vma
    double reuse (bsc#1204168).
  o CVE-2022-3169: Fixed an denial of service though request to
    NVME_IOCTL_RESET and NVME_IOCTL_SUBSYS_RESET (bsc#1203290).
  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 (bsc#
    1203322).
  o CVE-2022-41848: Fixed a race condition in drivers/char/pcmcia/synclink_cs.c
    mgslpc_ioctl and mgslpc_detach (bsc#1203987).


The following non-security bugs were fixed:

  o net: mana: Add rmb after checking owner bits (git-fixes).
  o net: mana: Add the Linux MANA PF driver (bug#1201309, jsc#PED-529).
  o x86/hyperv: Output host build info as normal Windows version number
    (git-fixes).
  o x86/hyperv: Set pv_info.name to "Hyper-V" (git-fixes).

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 Server 12-SP3-BCL:
    zypper in -t patch SUSE-SLE-SERVER-12-SP3-BCL-2022-4611=1

Package List:

  o SUSE Linux Enterprise Server 12-SP3-BCL (noarch):
       kernel-devel-4.4.180-94.182.1
       kernel-macros-4.4.180-94.182.1
       kernel-source-4.4.180-94.182.1
  o SUSE Linux Enterprise Server 12-SP3-BCL (x86_64):
       kernel-default-4.4.180-94.182.1
       kernel-default-base-4.4.180-94.182.1
       kernel-default-base-debuginfo-4.4.180-94.182.1
       kernel-default-debuginfo-4.4.180-94.182.1
       kernel-default-debugsource-4.4.180-94.182.1
       kernel-default-devel-4.4.180-94.182.1
       kernel-syms-4.4.180-94.182.1


References:

  o https://www.suse.com/security/cve/CVE-2019-3874.html
  o https://www.suse.com/security/cve/CVE-2020-26541.html
  o https://www.suse.com/security/cve/CVE-2021-4037.html
  o https://www.suse.com/security/cve/CVE-2022-2663.html
  o https://www.suse.com/security/cve/CVE-2022-28748.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-2022-3524.html
  o https://www.suse.com/security/cve/CVE-2022-3542.html
  o https://www.suse.com/security/cve/CVE-2022-3565.html
  o https://www.suse.com/security/cve/CVE-2022-3567.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-2022-3635.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-2022-3903.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-2022-4095.html
  o https://www.suse.com/security/cve/CVE-2022-41848.html
  o https://www.suse.com/security/cve/CVE-2022-41850.html
  o https://www.suse.com/security/cve/CVE-2022-41858.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://www.suse.com/security/cve/CVE-2022-43945.html
  o https://www.suse.com/security/cve/CVE-2022-45934.html
  o https://bugzilla.suse.com/1129898
  o https://bugzilla.suse.com/1177282
  o https://bugzilla.suse.com/1196018
  o https://bugzilla.suse.com/1198702
  o https://bugzilla.suse.com/1201309
  o https://bugzilla.suse.com/1202097
  o https://bugzilla.suse.com/1202686
  o https://bugzilla.suse.com/1203008
  o https://bugzilla.suse.com/1203290
  o https://bugzilla.suse.com/1203322
  o https://bugzilla.suse.com/1203514
  o https://bugzilla.suse.com/1203960
  o https://bugzilla.suse.com/1203987
  o https://bugzilla.suse.com/1204166
  o https://bugzilla.suse.com/1204168
  o https://bugzilla.suse.com/1204170
  o https://bugzilla.suse.com/1204354
  o https://bugzilla.suse.com/1204402
  o https://bugzilla.suse.com/1204414
  o https://bugzilla.suse.com/1204431
  o https://bugzilla.suse.com/1204432
  o https://bugzilla.suse.com/1204439
  o https://bugzilla.suse.com/1204479
  o https://bugzilla.suse.com/1204574
  o https://bugzilla.suse.com/1204576
  o https://bugzilla.suse.com/1204631
  o https://bugzilla.suse.com/1204635
  o https://bugzilla.suse.com/1204636
  o https://bugzilla.suse.com/1204646
  o https://bugzilla.suse.com/1204647
  o https://bugzilla.suse.com/1204653
  o https://bugzilla.suse.com/1204868
  o https://bugzilla.suse.com/1205128
  o https://bugzilla.suse.com/1205130
  o https://bugzilla.suse.com/1205220
  o https://bugzilla.suse.com/1205514
  o https://bugzilla.suse.com/1205671
  o https://bugzilla.suse.com/1205796
  o https://bugzilla.suse.com/1206164

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