{"cve":"CVE-2025-68189","nvd":{"published":"2025-12-16T14:15:51.567","modified":"2026-10-14T13:10:00.187","status":"Deferred","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/msm: Fix GEM free for imported dma-bufs\n\nImported dma-bufs also have obj->resv != &obj->_resv.  So we should\ncheck both this condition in addition to flags for handling the\n_NO_SHARE case.\n\nFixes this splat that was reported with IRIS video playback:\n\n    ------------[ cut here ]------------\n    WARNING: CPU: 3 PID: 2040 at drivers/gpu/drm/msm/msm_gem.c:1127 msm_gem_free_object+0x1f8/0x264 [msm]\n    CPU: 3 UID: 1000 PID: 2040 Comm: .gnome-shell-wr Not tainted 6.17.0-rc7 #1 PREEMPT\n    pstate: 81400005 (Nzcv daif +PAN -UAO -TCO +DIT -SSBS BTYPE=--)\n    pc : msm_gem_free_object+0x1f8/0x264 [msm]\n    lr : msm_gem_free_object+0x138/0x264 [msm]\n    sp : ffff800092a1bb30\n    x29: ffff800092a1bb80 x28: ffff800092a1bce8 x27: ffffbc702dbdbe08\n    x26: 0000000000000008 x25: 0000000000000009 x24: 00000000000000a6\n    x23: ffff00083c72f850 x22: ffff00083c72f868 x21: ffff00087e69f200\n    x20: ffff00087e69f330 x19: ffff00084d157ae0 x18: 0000000000000000\n    x17: 0000000000000000 x16: ffffbc704bd46b80 x15: 0000ffffd0959540\n    x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000000\n    x11: ffffbc702e6cdb48 x10: 0000000000000000 x9 : 000000000000003f\n    x8 : ffff800092a1ba90 x7 : 0000000000000000 x6 : 0000000000000020\n    x5 : ffffbc704bd46c40 x4 : fffffdffe102cf60 x3 : 0000000000400032\n    x2 : 0000000000020000 x1 : ffff00087e6978e8 x0 : ffff00087e6977e8\n    Call trace:\n     msm_gem_free_object+0x1f8/0x264 [msm] (P)\n     drm_gem_object_free+0x1c/0x30 [drm]\n     drm_gem_object_handle_put_unlocked+0x138/0x150 [drm]\n     drm_gem_object_release_handle+0x5c/0xcc [drm]\n     drm_gem_handle_delete+0x68/0xbc [drm]\n     drm_gem_close_ioctl+0x34/0x40 [drm]\n     drm_ioctl_kernel+0xc0/0x130 [drm]\n     drm_ioctl+0x360/0x4e0 [drm]\n     __arm64_sys_ioctl+0xac/0x104\n     invoke_syscall+0x48/0x104\n     el0_svc_common.constprop.0+0x40/0xe0\n     do_el0_svc+0x1c/0x28\n     el0_svc+0x34/0xec\n     el0t_64_sync_handler+0xa0/0xe4\n     el0t_64_sync+0x198/0x19c\n    ---[ end trace 0000000000000000 ]---\n    ------------[ cut here ]------------\n\nPatchwork: https://patchwork.freedesktop.org/patch/676273/","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},"cwes":[],"references":["https://git.kernel.org/stable/c/9674c4cb2fe62727a2e4d3f66065ab949dfa61be","https://git.kernel.org/stable/c/c34e08ba6c0037a72a7433741225b020c989e4ae"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:17:07.138532058+00:00"},"epss":{"cve":"CVE-2025-68189","score":0.00143,"percentile":0.03575,"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."]}