{"id":"CVE-2023-54159","summary":"usb: mtu3: fix kernel panic at qmu transfer done irq handler","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nusb: mtu3: fix kernel panic at qmu transfer done irq handler\n\nWhen handle qmu transfer irq, it will unlock @mtu-\u003elock before give back\nrequest, if another thread handle disconnect event at the same time, and\ntry to disable ep, it may lock @mtu-\u003elock and free qmu ring, then qmu\nirq hanlder may get a NULL gpd, avoid the KE by checking gpd's value before\nhandling it.\n\ne.g.\nqmu done irq on cpu0                 thread running on cpu1\n\nqmu_done_tx()\n  handle gpd [0]\n    mtu3_requ_complete()        mtu3_gadget_ep_disable()\n      unlock @mtu-\u003elock\n        give back request         lock @mtu-\u003elock\n                                    mtu3_ep_disable()\n                                      mtu3_gpd_ring_free()\n                                   unlock @mtu-\u003elock\n      lock @mtu-\u003elock\n    get next gpd [1]\n\n[1]: goto [0] to handle next gpd, and next gpd may be NULL.","modified":"2026-03-20T12:33:28.613178Z","published":"2025-12-24T13:07:08.207Z","related":["SUSE-SU-2026:0263-1","SUSE-SU-2026:0317-1","SUSE-SU-2026:0411-1","SUSE-SU-2026:0617-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/54xxx/CVE-2023-54159.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/012936502a9cb7b0604e85bb961eb15e2bb40dd9"},{"type":"WEB","url":"https://git.kernel.org/stable/c/26ca30516b2c49dd04c134cbdf122311c538df98"},{"type":"WEB","url":"https://git.kernel.org/stable/c/3a7d4959560a2ee493ef222e3b63d359365f41ec"},{"type":"WEB","url":"https://git.kernel.org/stable/c/b636aff94a67be46582d4321d11743f1a10cc2c1"},{"type":"WEB","url":"https://git.kernel.org/stable/c/d28f4091ea7ec3510fd6a3c6d433234e7a2bef14"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ee53a7a88027cea765c68f3b00a50b8f58d6f786"},{"type":"WEB","url":"https://git.kernel.org/stable/c/f26273428657ef4ca74740e578ae45a3be492f6f"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/54xxx/CVE-2023-54159.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-54159"},{"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":"48e0d3735aa557a8adaf94632ca3cf78798e8505"},{"fixed":"26ca30516b2c49dd04c134cbdf122311c538df98"},{"fixed":"012936502a9cb7b0604e85bb961eb15e2bb40dd9"},{"fixed":"ee53a7a88027cea765c68f3b00a50b8f58d6f786"},{"fixed":"f26273428657ef4ca74740e578ae45a3be492f6f"},{"fixed":"b636aff94a67be46582d4321d11743f1a10cc2c1"},{"fixed":"3a7d4959560a2ee493ef222e3b63d359365f41ec"},{"fixed":"d28f4091ea7ec3510fd6a3c6d433234e7a2bef14"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-54159.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.2.0"},{"fixed":"5.4.243"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.5.0"},{"fixed":"5.10.180"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.111"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.28"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.2.15"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.3.0"},{"fixed":"6.3.2"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-54159.json"}}],"schema_version":"1.7.5"}