Bug 2525449 (CVE-2026-80705) - CVE-2026-80705 kernel: drm/amd/display: check if dml21_add_phantom_plane() is successful
Summary: CVE-2026-80705 kernel: drm/amd/display: check if dml21_add_phantom_plane() is...
Keywords:
Status: NEW
Alias: CVE-2026-80705
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-08-28 07:45 UTC by OSIDB Bzimport
Modified: 2026-09-01 11:14 UTC (History)
2 users (show)

Fixed In Version:
Clone Of:
Environment:
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Description OSIDB Bzimport 2026-08-28 07:45:33 UTC 
In the Linux kernel, the following vulnerability has been resolved:

drm/amd/display: check if dml21_add_phantom_plane() is successful

Verify that the phantom plane was allocated to avoid a later
segfault.

(cherry picked from commit 5adb54abe5a8e82cbff7f8806db30a5f4924329f)
Comment 1 gkamathe 2026-09-01 11:04:46 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2026082807-CVE-2026-80705-8eb2@gregkh/T
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