{"id":"CVE-2026-90297","summary":"drm/sun4i: crtc: Propagate layer initialization error","details":"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-\u003ecrtc 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.","modified":"2026-09-19T03:47:25.818000927Z","published":"2026-09-17T16:08:22.594Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/90xxx/CVE-2026-90297.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/1882112124a642de7571fbf354fa1929decbb3ef"},{"type":"WEB","url":"https://git.kernel.org/stable/c/2bb3169788f8296c8fc1e0d4fa6f1c6367cd5829"},{"type":"WEB","url":"https://git.kernel.org/stable/c/65bc02fec98e4e1d7d59d86cf2ddf8fd73dacb89"},{"type":"WEB","url":"https://git.kernel.org/stable/c/7061ff05ed4a3cf16e83f7e3ad09cbd212508a32"},{"type":"WEB","url":"https://git.kernel.org/stable/c/8f32af44d43332c02198752e596df00659bf4354"},{"type":"WEB","url":"https://git.kernel.org/stable/c/aaf812960fb5ade24be7a1d8fea27a1ffc458c30"},{"type":"WEB","url":"https://git.kernel.org/stable/c/c0d3219ffd4c0d42295e0dc949856067b7818b71"},{"type":"WEB","url":"https://git.kernel.org/stable/c/e216d6168f25a69e5ae5b981ee73b3a860a46441"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/90xxx/CVE-2026-90297.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-90297"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"dcd215801b0279f0a021516526cf7c0b67d5302e"},{"fixed":"aaf812960fb5ade24be7a1d8fea27a1ffc458c30"},{"fixed":"e216d6168f25a69e5ae5b981ee73b3a860a46441"},{"fixed":"2bb3169788f8296c8fc1e0d4fa6f1c6367cd5829"},{"fixed":"1882112124a642de7571fbf354fa1929decbb3ef"},{"fixed":"8f32af44d43332c02198752e596df00659bf4354"},{"fixed":"65bc02fec98e4e1d7d59d86cf2ddf8fd73dacb89"},{"fixed":"c0d3219ffd4c0d42295e0dc949856067b7818b71"},{"fixed":"7061ff05ed4a3cf16e83f7e3ad09cbd212508a32"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-90297.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.12.0"},{"fixed":"5.10.270"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.221"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.188"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.6.157"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.110"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.52"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"7.2.6"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-90297.json"}}],"schema_version":"1.9.0"}