drm/amd/display: Avoid a NULL pointer dereference

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2025-39693
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2025-09-05 18:15:46 UTC
Updated2026-05-12 13:17:05 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Avoid a NULL pointer dereference [WHY] Although unlikely drm_atomic_get_new_connector_state() or drm_atomic_get_old_connector_state() can return NULL. [HOW] Check returns before dereference. (cherry picked from commit 1e5e8d672fec9f2ab352be121be971877bff2af9)

Risk And Classification

Primary CVSS: v3.1 5.5 MEDIUM from [email protected]

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Problem Types: CWE-476

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c 9c92d12b5cb9d9d88c12ae71794d3a7382fcdec0 git Not specified
CNA Linux Linux affected 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c 6f860abff89417c0354b6ee5bbca188a233c5762 git Not specified
CNA Linux Linux affected 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c 36a6b43573d152736eaf2557fe60580dd73e9350 git Not specified
CNA Linux Linux affected 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c f653dd30839eb4f573a7539e90b8a58ff9bedf2f git Not specified
CNA Linux Linux affected 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c 0c1a486cbe6f9cb194e3c4a8ade4af2a642ba165 git Not specified
CNA Linux Linux affected 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c 07b93a5704b0b72002f0c4bd1076214af67dc661 git Not specified
CNA Linux Linux affected 4.15 Not specified
CNA Linux Linux unaffected 4.15 semver Not specified
CNA Linux Linux unaffected 5.15.190 5.15.* semver Not specified
CNA Linux Linux unaffected 6.1.149 6.1.* semver Not specified
CNA Linux Linux unaffected 6.6.103 6.6.* semver Not specified
CNA Linux Linux unaffected 6.12.44 6.12.* semver Not specified
CNA Linux Linux unaffected 6.16.4 6.16.* semver Not specified
CNA Linux Linux unaffected 6.17 * original_commit_for_fix Not specified
ADP Siemens SIMATIC CN 4100 affected V5.0 custom Not specified

References

ReferenceSourceLinkTags
lists.debian.org/debian-lts-announce/2025/10/msg00008.html af854a3a-2127-422b-91ae-364da2661108 lists.debian.org Third Party Advisory
git.kernel.org/stable/c/6f860abff89417c0354b6ee5bbca188a233c5762 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/07b93a5704b0b72002f0c4bd1076214af67dc661 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/9c92d12b5cb9d9d88c12ae71794d3a7382fcdec0 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
cert-portal.siemens.com/productcert/html/ssa-032379.html 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e cert-portal.siemens.com
git.kernel.org/stable/c/f653dd30839eb4f573a7539e90b8a58ff9bedf2f 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/0c1a486cbe6f9cb194e3c4a8ade4af2a642ba165 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/36a6b43573d152736eaf2557fe60580dd73e9350 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
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