openSUSE Security Update: Security update for kernel-firmware
______________________________________________________________________________

Announcement ID:    openSUSE-SU-2021:0407-1
Rating:             important
References:         #1181720 #1181735 #1181736 #1181738 
Cross-References:   CVE-2020-12362 CVE-2020-12363 CVE-2020-12364
                    CVE-2020-12373
CVSS scores:
                    CVE-2020-12362 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2020-12362 (SUSE): 7.5 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
                    CVE-2020-12363 (NVD) : 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
                    CVE-2020-12363 (SUSE): 1.9 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:L
                    CVE-2020-12364 (NVD) : 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
                    CVE-2020-12364 (SUSE): 1.9 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:L
                    CVE-2020-12373 (NVD) : 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
                    CVE-2020-12373 (SUSE): 1.9 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:L

Affected Products:
                    openSUSE Leap 15.2
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   An update that fixes four vulnerabilities is now available.

Description:

   This update for kernel-firmware fixes the following issues:

   - CVE-2020-12373: Fixed an expired pointer dereference may lead to DOS
     (bsc#1181738).
   - CVE-2020-12364: Fixed a null pointer reference may lead to DOS
     (bsc#1181736).
   - CVE-2020-12362: Fixed an integer overflow which could have led to
     privilege escalation (bsc#1181720).
   - CVE-2020-12363: Fixed an improper input validation which may have led to
     DOS (bsc#1181735).

   This update was imported from the SUSE:SLE-15-SP1:Update update project.


Patch Instructions:

   To install this openSUSE 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:

   - openSUSE Leap 15.2:

      zypper in -t patch openSUSE-2021-407=1



Package List:

   - openSUSE Leap 15.2 (noarch):

      kernel-firmware-20200107-lp152.2.6.1
      ucode-amd-20200107-lp152.2.6.1


References:

   https://www.suse.com/security/cve/CVE-2020-12362.html
   https://www.suse.com/security/cve/CVE-2020-12363.html
   https://www.suse.com/security/cve/CVE-2020-12364.html
   https://www.suse.com/security/cve/CVE-2020-12373.html
   https://bugzilla.suse.com/1181720
   https://bugzilla.suse.com/1181735
   https://bugzilla.suse.com/1181736
   https://bugzilla.suse.com/1181738