{"id":"CVE-2026-90297","published":"2026-09-17T17:17:27.137","lastModified":"2026-09-17T17:17:27.137","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/sun4i: crtc: Propagate layer initialization error\n\nsun4i_crtc_init() returns plain NULL when layer initialization fails,\nwhile all its other error paths return an error pointer. The only\ncaller, sun4i_tcon_bind(), checks the result with IS_ERR() and happily\ncontinues with tcon->crtc set to NULL. sun4i_rgb_init() and\nsun4i_lvds_init() then dereference it in drm_crtc_mask(), which\noopses.\n\nReturn the error pointer instead.","cvssScore":null,"cvssSeverity":null,"cvssVector":null,"cwes":[],"vendors":[],"products":[],"references":[{"url":"https://git.kernel.org/stable/c/1882112124a642de7571fbf354fa1929decbb3ef","tags":[]},{"url":"https://git.kernel.org/stable/c/2bb3169788f8296c8fc1e0d4fa6f1c6367cd5829","tags":[]},{"url":"https://git.kernel.org/stable/c/65bc02fec98e4e1d7d59d86cf2ddf8fd73dacb89","tags":[]},{"url":"https://git.kernel.org/stable/c/7061ff05ed4a3cf16e83f7e3ad09cbd212508a32","tags":[]},{"url":"https://git.kernel.org/stable/c/8f32af44d43332c02198752e596df00659bf4354","tags":[]},{"url":"https://git.kernel.org/stable/c/aaf812960fb5ade24be7a1d8fea27a1ffc458c30","tags":[]},{"url":"https://git.kernel.org/stable/c/c0d3219ffd4c0d42295e0dc949856067b7818b71","tags":[]},{"url":"https://git.kernel.org/stable/c/e216d6168f25a69e5ae5b981ee73b3a860a46441","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}