{"id":"CVE-2026-53305","summary":"usb: typec: ps883x: Fix Oops at unbind","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nusb: typec: ps883x: Fix Oops at unbind\n\nWhen trying to unbind a device in order to bind to it vfio-platform as:\n\n  echo bc0000.geniqup  \u003e /sys/bus/platform/devices/bc0000.geniqup/driver/unbind\n\nI get the following Oops:\n\n[  436.478639] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000020\n[  436.487762] Mem abort info:\n[  436.490716]   ESR = 0x0000000096000004\n[  436.494595]   EC = 0x25: DABT (current EL), IL = 32 bits\n[  436.500071]   SET = 0, FnV = 0\n[  436.503250]   EA = 0, S1PTW = 0\n[  436.506505]   FSC = 0x04: level 0 translation fault\n[  436.511533] Data abort info:\n[  436.514558]   ISV = 0, ISS = 0x00000004, ISS2 = 0x00000000\n[  436.520215]   CM = 0, WnR = 0, TnD = 0, TagAccess = 0\n[  436.525436]   GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0\n[  436.530918] user pgtable: 4k pages, 48-bit VAs, pgdp=00000008861a9000\n[  436.537554] [0000000000000020] pgd=0000000000000000, p4d=0000000000000000\n[  436.544548] Internal error: Oops: 0000000096000004 [#1]  SMP\n[  436.550374] Modules linked in:\n[  436.553542] CPU: 2 UID: 0 PID: 671 Comm: bash Tainted: G        W           7.0.0-rc3-g56fcdd0911a5-dirty #2 PREEMPT\n[  436.564440] Tainted: [W]=WARN\n[  436.567515] Hardware name: LENOVO 91B6CTO1WW/3796, BIOS O6NKT3BA 05/02/2025\n[  436.574675] pstate: 21400005 (nzCv daif +PAN -UAO -TCO +DIT -SSBS BTYPE=--)\n[  436.581841] pc : ps883x_retimer_remove+0x14/0x94\n[  436.586605] lr : i2c_device_remove+0x28/0x84\n[  436.591017] sp : ffff8000847137c0\n\nThat's because the ps883x_retimer_remove() retrieves the driver data\nfrom i2c_get_clientdata() which was never set at probe. So, add\ni2c_set_clientdata() at the end of the probe.","modified":"2026-07-08T08:07:25.069843096Z","published":"2026-06-26T19:41:00.712Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53305.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/37a3d1b6827783f26d2f8e6c7683e253ba79ae93"},{"type":"WEB","url":"https://git.kernel.org/stable/c/381133848a033c2086cf9cafb226f425bd0414ff"},{"type":"WEB","url":"https://git.kernel.org/stable/c/c404d0ac0cb085cb7077ba32c334cc4042feb81a"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53305.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53305"},{"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":"257a087c8b5206e046048de6053fc8b3fa1af814"},{"fixed":"37a3d1b6827783f26d2f8e6c7683e253ba79ae93"},{"fixed":"c404d0ac0cb085cb7077ba32c334cc4042feb81a"},{"fixed":"381133848a033c2086cf9cafb226f425bd0414ff"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-53305.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.15.0"},{"fixed":"6.18.33"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"7.0.10"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-53305.json"}}],"schema_version":"1.7.5"}