Bug 2016116 (CVE-2021-35629)

Summary: CVE-2021-35629 mysql: Server: Optimizer unspecified vulnerability (CPU Oct 2021)
Product: [Other] Security Response Reporter: Guilherme de Almeida Suckevicz <gsuckevi>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED ERRATA QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: damien.ciabrini, databases-maint, dbecker, dciabrin, hhorak, jjoyce, jorton, jschluet, lhh, ljavorsk, lpeer, mbayer, mburns, mkocka, mmuzila, mschorm, sclewis, slinaber, SpikeFedora
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: mysql 8.0.26 Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2021-10-27 02:08:08 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: 1992821, 1992822, 1992843, 1992844, 1993353, 1996708, 2003109    
Bug Blocks: 2016154    

Description Guilherme de Almeida Suckevicz 2021-10-20 18:40:48 UTC 
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.25 and prior. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server.

External References:

http://www.oracle.com/security-alerts/cpuoct2021.html#AppendixMSQL
Comment 1 Guilherme de Almeida Suckevicz 2021-10-20 19:13:26 UTC 
Created community-mysql tracking bugs for this issue:

Affects: fedora-all [bug 2016141]


Created mysql:8.0/community-mysql tracking bugs for this issue:

Affects: fedora-all [bug 2016142]
Comment 2 Product Security DevOps Team 2021-10-27 02:08:08 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-2021-35629
Comment 3 Tomas Hoger 2021-10-27 07:23:35 UTC 
This issue was fixed in MySQL version 8.0.26.  The mysql:8.0/mysql packages in Red Hat Enterprise Linux 8 and rh-mysql80-mysql in Red Hat Software Collections were already updated to 8.0.26 via the following errata:

https://access.redhat.com/errata/RHSA-2020:3757
https://access.redhat.com/errata/RHSA-2021:3811