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Description

In the Linux kernel, the following vulnerability has been resolved: drm/mxsfb: Disable overlay plane in mxsfb_plane_overlay_atomic_disable() When disabling overlay plane in mxsfb_plane_overlay_atomic_update(), overlay plane's framebuffer pointer is NULL. So, dereferencing it would cause a kernel Oops(NULL pointer dereferencing). Fix the issue by disabling overlay plane in mxsfb_plane_overlay_atomic_disable() instead.

PUBLISHED Reserved 2025-12-09 | Published 2025-12-09 | Updated 2025-12-09 | Assigner Linux

Product status

Default status
unaffected

cb285a5348e768dbc8edfe28cc2be5ec0c7e1a33 (git) before 8bf2d4ca521d3acb57fc1607386e749b3cc92aaf
affected

cb285a5348e768dbc8edfe28cc2be5ec0c7e1a33 (git) before 0f98de0a11d29821d9448114178ddc1b1fe32a18
affected

cb285a5348e768dbc8edfe28cc2be5ec0c7e1a33 (git) before aa656d48e871a1b062e1bbf9474d8b831c35074c
affected

Default status
affected

5.19
affected

Any version before 5.19
unaffected

6.1.54 (semver)
unaffected

6.5.4 (semver)
unaffected

6.6 (original_commit_for_fix)
unaffected

References

git.kernel.org/...c/8bf2d4ca521d3acb57fc1607386e749b3cc92aaf

git.kernel.org/...c/0f98de0a11d29821d9448114178ddc1b1fe32a18

git.kernel.org/...c/aa656d48e871a1b062e1bbf9474d8b831c35074c

cve.org (CVE-2023-53864)

nvd.nist.gov (CVE-2023-53864)

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