Bug 2143943 (CVE-2022-3567) - CVE-2022-3567 kernel: data races around sk->sk_prot
Summary: CVE-2022-3567 kernel: data races around sk->sk_prot
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2022-3567
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2135319 2144803 2144804 2144805 2144806
Blocks: 2144817
TreeView+ depends on / blocked
 
Reported: 2022-11-18 12:54 UTC by Rohit Keshri
Modified: 2023-05-16 21:44 UTC (History)
51 users (show)

Fixed In Version: kernel 6.1 rc1
Doc Type: If docs needed, set a value
Doc Text:
A data race problem was found in sk->sk_prot in the network subsystem in ipv6 in the Linux kernel. This issue occurs while some functions access critical data, leading to a denial of service.
Clone Of:
Environment:
Last Closed: 2023-05-16 21:44:29 UTC
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2023:2148 0 None None None 2023-05-09 07:12:25 UTC
Red Hat Product Errata RHSA-2023:2458 0 None None None 2023-05-09 07:52:02 UTC
Red Hat Product Errata RHSA-2023:2736 0 None None None 2023-05-16 08:05:39 UTC
Red Hat Product Errata RHSA-2023:2951 0 None None None 2023-05-16 08:34:27 UTC

Description Rohit Keshri 2022-11-18 12:54:27 UTC 
Some functions in inet6_(stream|dgram)_ops still access sk->sk_prot
without lock_sock() or rtnl_lock()causing data races around sk->sk_prot.

Reference:
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=364f997b5cfe1db0d63a390fe7c801fa2b3115f6
Comment 10 errata-xmlrpc 2023-05-09 07:12:21 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2023:2148 https://access.redhat.com/errata/RHSA-2023:2148
Comment 11 errata-xmlrpc 2023-05-09 07:51:58 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2023:2458 https://access.redhat.com/errata/RHSA-2023:2458
Comment 12 errata-xmlrpc 2023-05-16 08:05:35 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2023:2736 https://access.redhat.com/errata/RHSA-2023:2736
Comment 13 errata-xmlrpc 2023-05-16 08:34:23 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2023:2951 https://access.redhat.com/errata/RHSA-2023:2951
Comment 14 Product Security DevOps Team 2023-05-16 21:44:25 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-2022-3567
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