CVE-2024-43894

Vulnerability ID

CVE-2024-43894

Severity

MEDIUM

Severity Score

5.5

Summary

In the Linux kernel, the following vulnerability has been resolved: drm/client: fix null pointer dereference in drm_client_modeset_probe In drm_client_modeset_probe(), the return value of drm_mode_duplicate() is assigned to modeset->mode, which will lead to a possible NULL pointer dereference on failure of drm_mode_duplicate(). Add a check to avoid npd.

References

https://git.kernel.org/stable/c/24ddda932c43ffe156c7f3c568bed85131c63ae6

https://git.kernel.org/stable/c/5291d4f73452c91e8a11f71207617e3e234d418e

https://git.kernel.org/stable/c/c763dfe09425152b6bb0e348900a637c62c2ce52

https://git.kernel.org/stable/c/d64847c383100423aecb6ac5f18be5f4316d9d62

https://git.kernel.org/stable/c/d64fc94f7bb24fc2be0d6bd5df8df926da461a6d

https://git.kernel.org/stable/c/612cae53e99ce32a58cb821b3b67199eb6e92dff

https://git.kernel.org/stable/c/113fd6372a5bb3689aba8ef5b8a265ed1529a78f

Mitigation and Patches

https://git.kernel.org/stable/c/24ddda932c43ffe156c7f3c568bed85131c63ae6

https://git.kernel.org/stable/c/5291d4f73452c91e8a11f71207617e3e234d418e

https://git.kernel.org/stable/c/c763dfe09425152b6bb0e348900a637c62c2ce52