SUSE-SU-2022:3294-1: important: Security update for the Linux Kernel

sle-security-updates at lists.suse.com sle-security-updates at lists.suse.com
Fri Sep 16 22:20:07 UTC 2022


   SUSE Security Update: Security update for the Linux Kernel
______________________________________________________________________________

Announcement ID:    SUSE-SU-2022:3294-1
Rating:             important
References:         #1133374 #1191881 #1196616 #1201420 #1201726 
                    #1201948 #1202096 #1202346 #1202347 #1202393 
                    #1202897 #1202898 #1203098 #1203107 
Cross-References:   CVE-2019-3900 CVE-2020-36516 CVE-2022-20368
                    CVE-2022-20369 CVE-2022-21385 CVE-2022-2588
                    CVE-2022-26373 CVE-2022-2991 CVE-2022-3028
                    CVE-2022-36879 CVE-2022-39188
CVSS scores:
                    CVE-2019-3900 (NVD) : 7.7 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
                    CVE-2019-3900 (SUSE): 5.5 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
                    CVE-2020-36516 (NVD) : 5.9 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:L
                    CVE-2020-36516 (SUSE): 8.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
                    CVE-2022-20368 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-20368 (SUSE): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-20369 (NVD) : 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-20369 (SUSE): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-21385 (NVD) : 6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-21385 (SUSE): 6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-2588 (SUSE): 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-26373 (NVD) : 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
                    CVE-2022-26373 (SUSE): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
                    CVE-2022-2991 (NVD) : 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-2991 (SUSE): 8.2 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
                    CVE-2022-3028 (NVD) : 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-3028 (SUSE): 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-36879 (NVD) : 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-36879 (SUSE): 4.1 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-39188 (NVD) : 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-39188 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

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

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

Description:


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

   The following security bugs were fixed:

   - CVE-2022-39188: Fixed race condition in include/asm-generic/tlb.h where
     a device driver can free a page while it still has stale TLB entries
     (bnc#1203107).
   - CVE-2022-36879: Fixed an issue in xfrm_expand_policies in
     net/xfrm/xfrm_policy.c where a refcount could be dropped twice
     (bnc#1201948).
   - CVE-2022-3028: Fixed race condition that was found in the IP framework
     for transforming packets (XFRM subsystem) (bnc#1202898).
   - CVE-2022-2991: Fixed an heap-based overflow in the lightnvm
     implemenation (bsc#1201420).
   - CVE-2022-26373: Fixed non-transparent sharing of return predictor
     targets between contexts in some Intel Processors (bnc#1201726).
   - CVE-2022-2588: Fixed use-after-free in cls_route (bsc#1202096).
   - CVE-2022-21385: Fixed a flaw in net_rds_alloc_sgs() that allowed
     unprivileged local users to crash the machine (bnc#1202897).
   - CVE-2022-20369: Fixed out of bounds write in v4l2_m2m_querybuf of
     v4l2-mem2mem.c (bnc#1202347).
   - CVE-2022-20368: Fixed slab-out-of-bounds access in packet_recvmsg()
     (bsc#1202346).
   - CVE-2020-36516: Fixed an issue in the mixed IPID assignment method where
     an attacker was able to inject data into or terminate a victim's TCP
     session (bnc#1196616).
   - CVE-2019-3900: Fixed infinite loop the vhost_net kernel module that
     could result in a DoS scenario (bnc#1133374).

   The following non-security bugs were fixed:

   - net_sched: cls_route: Disallowed handle of 0 (bsc#1202393).
   - mm, rmap: Fixed anon_vma->degree ambiguity leading to double-reuse
     (bsc#1203098).
   - lightnvm: Removed lightnvm implemenation (bsc#1191881).


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-2022-3294=1



Package List:

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

      kernel-default-4.4.121-92.188.1
      kernel-default-base-4.4.121-92.188.1
      kernel-default-base-debuginfo-4.4.121-92.188.1
      kernel-default-debuginfo-4.4.121-92.188.1
      kernel-default-debugsource-4.4.121-92.188.1
      kernel-default-devel-4.4.121-92.188.1
      kernel-syms-4.4.121-92.188.1

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

      kernel-devel-4.4.121-92.188.1
      kernel-macros-4.4.121-92.188.1
      kernel-source-4.4.121-92.188.1


References:

   https://www.suse.com/security/cve/CVE-2019-3900.html
   https://www.suse.com/security/cve/CVE-2020-36516.html
   https://www.suse.com/security/cve/CVE-2022-20368.html
   https://www.suse.com/security/cve/CVE-2022-20369.html
   https://www.suse.com/security/cve/CVE-2022-21385.html
   https://www.suse.com/security/cve/CVE-2022-2588.html
   https://www.suse.com/security/cve/CVE-2022-26373.html
   https://www.suse.com/security/cve/CVE-2022-2991.html
   https://www.suse.com/security/cve/CVE-2022-3028.html
   https://www.suse.com/security/cve/CVE-2022-36879.html
   https://www.suse.com/security/cve/CVE-2022-39188.html
   https://bugzilla.suse.com/1133374
   https://bugzilla.suse.com/1191881
   https://bugzilla.suse.com/1196616
   https://bugzilla.suse.com/1201420
   https://bugzilla.suse.com/1201726
   https://bugzilla.suse.com/1201948
   https://bugzilla.suse.com/1202096
   https://bugzilla.suse.com/1202346
   https://bugzilla.suse.com/1202347
   https://bugzilla.suse.com/1202393
   https://bugzilla.suse.com/1202897
   https://bugzilla.suse.com/1202898
   https://bugzilla.suse.com/1203098
   https://bugzilla.suse.com/1203107



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