SUSE Security Update: Security update for the Linux Kernel
______________________________________________________________________________

Announcement ID:    SUSE-SU-2022:4561-1
Rating:             important
References:         #1012382 #1129898 #1177282 #1196018 #1198702 
                    #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 #1206091 
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
CVSS scores:
                    CVE-2019-3874 (NVD) : 6.5 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2019-3874 (SUSE): 5.1 CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2020-26541 (NVD) : 6.5 CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
                    CVE-2020-26541 (SUSE): 6 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
                    CVE-2021-4037 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2021-4037 (SUSE): 4.4 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
                    CVE-2022-2663 (NVD) : 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
                    CVE-2022-2663 (SUSE): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
                    CVE-2022-28748 (SUSE): 3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
                    CVE-2022-2964 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-2964 (SUSE): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-3169 (NVD) : 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-3169 (SUSE): 6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-3424 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-3524 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-3524 (SUSE): 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-3542 (NVD) : 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-3542 (SUSE): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-3565 (NVD) : 8 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-3565 (SUSE): 7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-3567 (NVD) : 7.1 CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-3567 (SUSE): 5.3 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-3586 (NVD) : 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-3586 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-3594 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-3594 (SUSE): 5.1 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-3621 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-3621 (SUSE): 4.3 CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-3628 (SUSE): 4.6 CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-3629 (NVD) : 3.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
                    CVE-2022-3629 (SUSE): 2.5 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L
                    CVE-2022-3635 (NVD) : 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-3635 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-3646 (NVD) : 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
                    CVE-2022-3646 (SUSE): 2.5 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L
                    CVE-2022-3649 (NVD) : 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-3649 (SUSE): 3.1 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L
                    CVE-2022-3903 (NVD) : 4.6 CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-3903 (SUSE): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-40307 (NVD) : 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-40307 (SUSE): 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-40768 (NVD) : 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
                    CVE-2022-40768 (SUSE): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
                    CVE-2022-4095 (SUSE): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-41848 (NVD) : 4.2 CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-41848 (SUSE): 6.4 CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-41850 (NVD) : 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-41850 (SUSE): 4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L
                    CVE-2022-41858 (SUSE): 4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-42703 (NVD) : 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-42703 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-43750 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-43750 (SUSE): 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-43945 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-43945 (SUSE): 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-45934 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-45934 (SUSE): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Affected Products:
                    SUSE Linux Enterprise Server 12-SP2-BCL
______________________________________________________________________________

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

Description:

   The SUSE Linux Enterprise 12 SP2 kernel was updated to receive various
   security and bugfixes.


   The following security bugs were fixed:

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

   - x86/build/64: Force the linker to use 2MB page size (bnc#1012382,
     bsc#1206091).


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:

   - SUSE Linux Enterprise Server 12-SP2-BCL:

      zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2022-4561=1



Package List:

   - SUSE Linux Enterprise Server 12-SP2-BCL (noarch):

      kernel-devel-4.4.121-92.196.2
      kernel-macros-4.4.121-92.196.2
      kernel-source-4.4.121-92.196.2

   - SUSE Linux Enterprise Server 12-SP2-BCL (x86_64):

      kernel-default-4.4.121-92.196.2
      kernel-default-base-4.4.121-92.196.2
      kernel-default-base-debuginfo-4.4.121-92.196.2
      kernel-default-debuginfo-4.4.121-92.196.2
      kernel-default-debugsource-4.4.121-92.196.2
      kernel-default-devel-4.4.121-92.196.2
      kernel-syms-4.4.121-92.196.2


References:

   https://www.suse.com/security/cve/CVE-2019-3874.html
   https://www.suse.com/security/cve/CVE-2020-26541.html
   https://www.suse.com/security/cve/CVE-2021-4037.html
   https://www.suse.com/security/cve/CVE-2022-2663.html
   https://www.suse.com/security/cve/CVE-2022-28748.html
   https://www.suse.com/security/cve/CVE-2022-2964.html
   https://www.suse.com/security/cve/CVE-2022-3169.html
   https://www.suse.com/security/cve/CVE-2022-3424.html
   https://www.suse.com/security/cve/CVE-2022-3524.html
   https://www.suse.com/security/cve/CVE-2022-3542.html
   https://www.suse.com/security/cve/CVE-2022-3565.html
   https://www.suse.com/security/cve/CVE-2022-3567.html
   https://www.suse.com/security/cve/CVE-2022-3586.html
   https://www.suse.com/security/cve/CVE-2022-3594.html
   https://www.suse.com/security/cve/CVE-2022-3621.html
   https://www.suse.com/security/cve/CVE-2022-3628.html
   https://www.suse.com/security/cve/CVE-2022-3629.html
   https://www.suse.com/security/cve/CVE-2022-3635.html
   https://www.suse.com/security/cve/CVE-2022-3646.html
   https://www.suse.com/security/cve/CVE-2022-3649.html
   https://www.suse.com/security/cve/CVE-2022-3903.html
   https://www.suse.com/security/cve/CVE-2022-40307.html
   https://www.suse.com/security/cve/CVE-2022-40768.html
   https://www.suse.com/security/cve/CVE-2022-4095.html
   https://www.suse.com/security/cve/CVE-2022-41848.html
   https://www.suse.com/security/cve/CVE-2022-41850.html
   https://www.suse.com/security/cve/CVE-2022-41858.html
   https://www.suse.com/security/cve/CVE-2022-42703.html
   https://www.suse.com/security/cve/CVE-2022-43750.html
   https://www.suse.com/security/cve/CVE-2022-43945.html
   https://www.suse.com/security/cve/CVE-2022-45934.html
   https://bugzilla.suse.com/1012382
   https://bugzilla.suse.com/1129898
   https://bugzilla.suse.com/1177282
   https://bugzilla.suse.com/1196018
   https://bugzilla.suse.com/1198702
   https://bugzilla.suse.com/1202097
   https://bugzilla.suse.com/1202686
   https://bugzilla.suse.com/1203008
   https://bugzilla.suse.com/1203290
   https://bugzilla.suse.com/1203322
   https://bugzilla.suse.com/1203514
   https://bugzilla.suse.com/1203960
   https://bugzilla.suse.com/1203987
   https://bugzilla.suse.com/1204166
   https://bugzilla.suse.com/1204168
   https://bugzilla.suse.com/1204170
   https://bugzilla.suse.com/1204354
   https://bugzilla.suse.com/1204402
   https://bugzilla.suse.com/1204414
   https://bugzilla.suse.com/1204431
   https://bugzilla.suse.com/1204432
   https://bugzilla.suse.com/1204439
   https://bugzilla.suse.com/1204479
   https://bugzilla.suse.com/1204574
   https://bugzilla.suse.com/1204576
   https://bugzilla.suse.com/1204631
   https://bugzilla.suse.com/1204635
   https://bugzilla.suse.com/1204636
   https://bugzilla.suse.com/1204646
   https://bugzilla.suse.com/1204647
   https://bugzilla.suse.com/1204653
   https://bugzilla.suse.com/1204868
   https://bugzilla.suse.com/1205128
   https://bugzilla.suse.com/1205130
   https://bugzilla.suse.com/1205220
   https://bugzilla.suse.com/1205514
   https://bugzilla.suse.com/1205671
   https://bugzilla.suse.com/1205796
   https://bugzilla.suse.com/1206091