Bug 2301488 (CVE-2024-42123) - CVE-2024-42123 kernel: drm/amdgpu: fix double free err_addr pointer warnings
Summary: CVE-2024-42123 kernel: drm/amdgpu: fix double free err_addr pointer warnings
Keywords:
Status: NEW
Alias: CVE-2024-42123
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On: 2301790
Blocks:
TreeView+ depends on / blocked
 
Reported: 2024-07-30 08:33 UTC by OSIDB Bzimport
Modified: 2024-08-22 06:49 UTC (History)
4 users (show)

Fixed In Version: kernel 6.9.9, kernel 6.10
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Description OSIDB Bzimport 2024-07-30 08:33:50 UTC 
In the Linux kernel, the following vulnerability has been resolved:

drm/amdgpu: fix double free err_addr pointer warnings

In amdgpu_umc_bad_page_polling_timeout, the amdgpu_umc_handle_bad_pages
will be run many times so that double free err_addr in some special case.
So set the err_addr to NULL to avoid the warnings.
Comment 1 Mauro Matteo Cascella 2024-07-30 19:18:50 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024073025-CVE-2024-42123-056d@gregkh/T
Comment 2 Mauro Matteo Cascella 2024-07-30 19:19:11 UTC 
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2301790]
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