Bug 1930251 (CVE-2020-12364)

Summary: CVE-2020-12364 kernel: Null pointer dereference in some Intel(R) Graphics Drivers
Product: [Other] Security Response Reporter: Pedro Sampaio <psampaio>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED ERRATA QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: acaringi, adscvr, airlied, alciregi, bhu, blc, bmasney, brdeoliv, bskeggs, chwhite, dhoward, dvlasenk, dwmw2, fhrbata, hdegoede, hkrzesin, jarodwilson, jeremy, jforbes, jglisse, jlelli, jonathan, josef, jshortt, jstancek, jwboyer, kcarcia, kernel-maint, kernel-mgr, laura, lgoncalv, linville, masami256, mchehab, mlangsdo, nmurray, pbrobinson, pmatouse, ptalbert, qzhao, rvrbovsk, steved, walters, williams
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: If docs needed, set a value
Doc Text:
Null pointer reference in some Intel(R) Graphics Drivers for Microsoft Windows and the Linux kernel may allow a privileged user to potentially enable a denial of service via local access.
Story Points: ---
Clone Of: Environment:
Last Closed: 2021-06-02 17:32:09 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 1930253, 1934412, 1935230, 1935231, 1935233, 1935234, 1935235, 1935236, 1935237, 1935256, 1935257, 1935277, 1935281, 1935284, 1935286, 1935296    
Bug Blocks: 1930256    

Description Pedro Sampaio 2021-02-18 15:11:50 UTC
Null pointer reference in some Intel(R) Graphics Drivers for Windows* before version 26.20.100.7212 and before version Linux kernel version 5.5 may allow a privileged user to potentially enable a denial of service via local access.

References:

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00438.html

Comment 1 Pedro Sampaio 2021-02-18 15:12:56 UTC
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 1930253]

Comment 2 Justin M. Forbes 2021-02-18 23:00:22 UTC
This was fixed for fedora with the 5.5.x stable kernel rebases.

Comment 5 Petr Matousek 2021-03-03 08:09:44 UTC
External References:

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00438.html

Comment 7 Petr Matousek 2021-03-04 14:57:08 UTC
Statement:

To fix this issue a combination of linux-firmware and kernel update is required to be installed on the system.

Comment 8 Petr Matousek 2021-03-04 14:57:12 UTC
Mitigation:

Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

Comment 9 Petr Matousek 2021-03-04 14:58:04 UTC
Created linux-firmware tracking bugs for this issue:

Affects: fedora-all [bug 1935256]

Comment 22 Product Security DevOps Team 2021-06-02 17:32:09 UTC
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2020-12364

Comment 23 errata-xmlrpc 2021-06-08 22:31:34 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2021:2314 https://access.redhat.com/errata/RHSA-2021:2314

Comment 24 errata-xmlrpc 2021-06-08 22:33:02 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2021:2316 https://access.redhat.com/errata/RHSA-2021:2316