{"cve":"CVE-2026-93194","nvd":{"published":"2026-09-17T17:18:15.660","modified":"2026-10-19T10:17:10.053","status":"Received","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/rockchip: dw_dp: Release core resources\n\nCore resources such as the DisplayPort AUX channel get initialized and\nregistered during dw_dp_bind(), but are never unregistered, which may\nlead to memory leaks and/or use-after-free:\n\n[  224.661371] BUG: KASAN: slab-use-after-free in device_is_dependent+0xe0/0x2b0\n[  224.662015] Read of size 8 at addr ffff00011aee8550 by task modprobe/658\n[  224.662612]\n[  224.662752] CPU: 7 UID: 0 PID: 658 Comm: modprobe Not tainted 7.0.0-rc2-next-20260305 #14 PREEMPT\n[  224.662759] Hardware name: Radxa ROCK 5B (DT)\n[  224.662762] Call trace:\n[  224.662764]  show_stack+0x20/0x38 (C)\n[  224.662772]  dump_stack_lvl+0x6c/0x98\n[  224.662777]  print_report+0x160/0x4b8\n[  224.662783]  kasan_report+0xb4/0xe0\n[  224.662790]  __asan_report_load8_noabort+0x20/0x30\n[  224.662796]  device_is_dependent+0xe0/0x2b0\n[  224.662802]  device_is_dependent+0x108/0x2b0\n[  224.662808]  device_link_add+0x1f8/0x10b0\n[  224.662813]  devm_of_phy_get_by_index+0x120/0x200\n[  224.662819]  dw_dp_bind+0x34c/0xb10 [dw_dp]\n[  224.662830]  dw_dp_rockchip_bind+0x194/0x250 [rockchipdrm]\n[  224.662864]  component_bind_all+0x3a8/0x720\n[  224.662869]  rockchip_drm_bind+0x120/0x390 [rockchipdrm]\n[  224.662899]  try_to_bring_up_aggregate_device+0x76c/0x838\n[  224.662904]  component_master_add_with_match+0x1f4/0x230\n[  224.662909]  rockchip_drm_platform_probe+0x420/0x538 [rockchipdrm]\n[  224.662939]  platform_probe+0xe8/0x168\n[  224.662945]  really_probe+0x340/0x828\n[  224.662950]  __driver_probe_device+0x2e0/0x350\n[  224.662954]  driver_probe_device+0x80/0x140\n[  224.662959]  __driver_attach+0x398/0x460\n[  224.662964]  bus_for_each_dev+0xe0/0x198\n[  224.662968]  driver_attach+0x50/0x68\n[  224.662972]  bus_add_driver+0x2a0/0x4c0\n[  224.662977]  driver_register+0x294/0x360\n[  224.662982]  __platform_driver_register+0x7c/0x98\n[  224.662987]  rockchip_drm_init+0xc4/0xff8 [rockchipdrm]\n\nSince a previous commit exported dw_dp_unbind() function in DW DP core\nlibrary to take care of the necessary cleanup, use this in the\ncomponent's unbind() callback, as well as in its bind() error path.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/11f07929f454ecc2c5d0da3a4727fd205be43e49","https://git.kernel.org/stable/c/362e005b816ee8052a195b98d845966689b398a1","https://git.kernel.org/stable/c/cc6d7aca2f37a1525a94ef97eb3ce361732c876c"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:55:23.253742848+00:00"},"epss":{"cve":"CVE-2026-93194","score":0.00206,"percentile":0.10622,"date":"2026-10-25"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}