drm/stm: Avoid use-after-free issues with crtc and plane
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: drm/stm: Avoid use-after-free issues with crtc and plane ltdc_load() calls functions drm_crtc_init_with_planes(), drm_universal_plane_init() and drm_encoder_init(). These functions should not be called with parameters allocated with devm_kzalloc() to avoid use-after-free issues [1]. Use allocations managed by the DRM framework. Found by Linux Verification Center (linuxtesting.org). [1] https://lore.kernel.org/lkml/u366i76e3qhh3ra5oxrtngjtm2u5lterkekcz6y2jkndhuxzli@diujon4h7qwb/
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://git.kernel.org/stable/c/d02611ff001454358be6910cb926799e2d818716
- https://git.kernel.org/stable/c/0a1741d10da29aa84955ef89ae9a03c4b6038657
- https://git.kernel.org/stable/c/454e5d7e671946698af0f201e48469e5ddb42851
- https://git.kernel.org/stable/c/b22eec4b57d04befa90e8554ede34e6c67257606
- https://git.kernel.org/stable/c/19dd9780b7ac673be95bf6fd6892a184c9db611f
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Weaknesses (CWE)
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