Bug 2256279 (CVE-2023-7192)

Summary: CVE-2023-7192 kernel: refcount leak in ctnetlink_create_conntrack()
Product: [Other] Security Response Reporter: Rohit Keshri <rkeshri>
Component: vulnerabilityAssignee: Product Security <prodsec-ir-bot>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: acaringi, allarkin, bhu, chwhite, cye, cyin, dbohanno, debarbos, dfreiber, drow, dvlasenk, ezulian, hkrzesin, jarod, jburrell, jdenham, jfaracco, jforbes, jlelli, joe.lawrence, jshortt, jstancek, jwyatt, kcarcia, ldoskova, lgoncalv, lzampier, mmilgram, mstowell, nmurray, ptalbert, rogbas, rparrazo, rrobaina, rvrbovsk, rysulliv, scweaver, tglozar, tyberry, vkumar, wcosta, williams, wmealing, ycote, ykopkova, zhijwang
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Kernel 6.3-rc1 Doc Type: If docs needed, set a value
Doc Text:
A memory leak problem was found in ctnetlink_create_conntrack in net/netfilter/nf_conntrack_netlink.c in the Linux Kernel. This issue may allow a local attacker with CAP_NET_ADMIN privileges to cause a denial of service (DoS) attack due to a refcount overflow.
Story Points: ---
Clone Of: Environment:
Last Closed: 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:    
Bug Blocks: 2238800    

Description Rohit Keshri 2023-12-30 17:54:43 UTC
A memory leak problem was found in ctnetlink_create_conntrack in net/netfilter/nf_conntrack_netlink.c in the Linux Kernel. In this flaw a local attacker with CAP_NET_ADMIN privilege may cause a denial of service (DoS) attack due to a refcount overflows.

Refer:
https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=ac4893980bbe79ce383daf9a0885666a30fe4c83

Comment 4 errata-xmlrpc 2024-02-07 16:22:36 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.2 Extended Update Support

Via RHSA-2024:0725 https://access.redhat.com/errata/RHSA-2024:0725

Comment 5 errata-xmlrpc 2024-02-07 16:26:32 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.2 Extended Update Support

Via RHSA-2024:0723 https://access.redhat.com/errata/RHSA-2024:0723

Comment 7 errata-xmlrpc 2024-03-06 12:37:35 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.6 Extended Update Support

Via RHSA-2024:1188 https://access.redhat.com/errata/RHSA-2024:1188

Comment 8 errata-xmlrpc 2024-03-12 00:44:41 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.0 Extended Update Support

Via RHSA-2024:1250 https://access.redhat.com/errata/RHSA-2024:1250

Comment 10 errata-xmlrpc 2024-03-13 09:08:13 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.0 Extended Update Support

Via RHSA-2024:1306 https://access.redhat.com/errata/RHSA-2024:1306

Comment 11 errata-xmlrpc 2024-03-19 00:23:02 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
  Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions
  Red Hat Enterprise Linux 8.4 Telecommunications Update Service

Via RHSA-2024:1367 https://access.redhat.com/errata/RHSA-2024:1367

Comment 12 errata-xmlrpc 2024-03-19 15:07:59 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
  Red Hat Enterprise Linux 8.4 Telecommunications Update Service
  Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions

Via RHSA-2024:1382 https://access.redhat.com/errata/RHSA-2024:1382

Comment 13 errata-xmlrpc 2024-03-19 17:27:50 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.8 Extended Update Support

Via RHSA-2024:1404 https://access.redhat.com/errata/RHSA-2024:1404

Comment 14 errata-xmlrpc 2024-04-23 16:28:18 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.2 Telecommunications Update Service

Via RHSA-2024:2008 https://access.redhat.com/errata/RHSA-2024:2008

Comment 15 errata-xmlrpc 2024-04-23 16:39:54 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.2 Advanced Update Support
  Red Hat Enterprise Linux 8.2 Telecommunications Update Service
  Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions

Via RHSA-2024:2006 https://access.redhat.com/errata/RHSA-2024:2006