Bug 2269070 (CVE-2023-52486) - CVE-2023-52486 kernel: drm: Don't unref the same fb many times by mistake due to deadlock handling
Summary: CVE-2023-52486 kernel: drm: Don't unref the same fb many times by mistake due...
Keywords:
Status: NEW
Alias: CVE-2023-52486
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2269071
Blocks: 2269072
TreeView+ depends on / blocked
 
Reported: 2024-03-11 21:39 UTC by Marco Benatto
Modified: 2024-10-18 14:53 UTC (History)
52 users (show)

Fixed In Version: kernel 4.19.307, kernel 5.4.269, kernel 5.10.210, kernel 5.15.149, kernel 6.1.76, kernel 6.6.15, kernel 6.7.3, kernel 6.8
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHBA-2024:5117 0 None None None 2024-08-08 08:34:57 UTC
Red Hat Product Errata RHBA-2024:5207 0 None None None 2024-08-12 07:52:29 UTC
Red Hat Product Errata RHBA-2024:5208 0 None None None 2024-08-12 08:32:56 UTC
Red Hat Product Errata RHBA-2024:5233 0 None None None 2024-08-12 13:50:54 UTC
Red Hat Product Errata RHBA-2024:5235 0 None None None 2024-08-12 14:23:16 UTC
Red Hat Product Errata RHBA-2024:5236 0 None None None 2024-08-12 14:39:21 UTC
Red Hat Product Errata RHBA-2024:5237 0 None None None 2024-08-12 14:44:16 UTC
Red Hat Product Errata RHBA-2024:5386 0 None None None 2024-08-14 10:47:11 UTC
Red Hat Product Errata RHBA-2024:5866 0 None None None 2024-08-26 14:38:47 UTC
Red Hat Product Errata RHSA-2024:5065 0 None None None 2024-08-07 00:22:20 UTC
Red Hat Product Errata RHSA-2024:5101 0 None None None 2024-08-08 04:52:29 UTC
Red Hat Product Errata RHSA-2024:5102 0 None None None 2024-08-08 04:40:41 UTC
Red Hat Product Errata RHSA-2024:6206 0 None None None 2024-09-03 15:42:38 UTC

Description Marco Benatto 2024-03-11 21:39:53 UTC 
In the Linux kernel, the following vulnerability has been resolved:

drm: Don't unref the same fb many times by mistake due to deadlock handling

The Linux kernel CVE team has assigned CVE-2023-52486 to this issue.

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/20240229155245.1571576-27-lee@kernel.org/T/#u
Comment 1 Marco Benatto 2024-03-11 21:40:28 UTC 
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2269071]
Comment 3 Justin M. Forbes 2024-03-26 16:49:11 UTC 
This was fixed for Fedora with the 6.7.3 stable kernel updates.
Comment 11 errata-xmlrpc 2024-08-07 00:22:15 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
  Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions
  Red Hat Enterprise Linux 8.6 Telecommunications Update Service

Via RHSA-2024:5065 https://access.redhat.com/errata/RHSA-2024:5065
Comment 12 errata-xmlrpc 2024-08-08 04:40:36 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2024:5102 https://access.redhat.com/errata/RHSA-2024:5102
Comment 13 errata-xmlrpc 2024-08-08 04:52:25 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2024:5101 https://access.redhat.com/errata/RHSA-2024:5101
Comment 16 errata-xmlrpc 2024-09-03 15:42:34 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.8 Extended Update Support

Via RHSA-2024:6206 https://access.redhat.com/errata/RHSA-2024:6206
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