CVE-2025-22020
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2025-22020
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-22020.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2025-22020
- Downstream
- Related
- Published
- 2025-04-16T10:20:37Z
- Modified
- 2025-10-16T00:57:59.246722Z
- Severity
-
- 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
- Summary
- memstick: rtsx_usb_ms: Fix slab-use-after-free in rtsx_usb_ms_drv_remove
- Details
-
In the Linux kernel, the following vulnerability has been resolved:
memstick: rtsxusbms: Fix slab-use-after-free in rtsxusbmsdrvremove
This fixes the following crash:
================================================================== BUG: KASAN: slab-use-after-free in rtsxusbmspollcard+0x159/0x200 [rtsxusbms] Read of size 8 at addr ffff888136335380 by task kworker/6:0/140241
CPU: 6 UID: 0 PID: 140241 Comm: kworker/6:0 Kdump: loaded Tainted: G E 6.14.0-rc6+ #1 Tainted: [E]=UNSIGNEDMODULE Hardware name: LENOVO 30FNA1V7CW/1057, BIOS S0EKT54A 07/01/2024 Workqueue: events rtsxusbmspollcard [rtsxusbms] Call Trace: <TASK> dumpstacklvl+0x51/0x70 printaddressdescription.constprop.0+0x27/0x320 ? rtsxusbmspollcard+0x159/0x200 [rtsxusbms] printreport+0x3e/0x70 kasanreport+0xab/0xe0 ? rtsxusbmspollcard+0x159/0x200 [rtsxusbms] rtsxusbmspollcard+0x159/0x200 [rtsxusbms] ? pfxrtsxusbmspollcard+0x10/0x10 [rtsxusbms] ? _pfxschedule+0x10/0x10 ? kickpool+0x3b/0x270 processonework+0x357/0x660 workerthread+0x390/0x4c0 ? _pfxworkerthread+0x10/0x10 kthread+0x190/0x1d0 ? _pfxkthread+0x10/0x10 retfromfork+0x2d/0x50 ? _pfxkthread+0x10/0x10 retfromforkasm+0x1a/0x30 </TASK>
Allocated by task 161446: kasansavestack+0x20/0x40 kasansavetrack+0x10/0x30 _kasankmalloc+0x7b/0x90 _kmallocnoprof+0x1a7/0x470 memstickallochost+0x1f/0xe0 [memstick] rtsxusbmsdrvprobe+0x47/0x320 [rtsxusbms] platformprobe+0x60/0xe0 calldriverprobe+0x35/0x120 reallyprobe+0x123/0x410 _driverprobedevice+0xc7/0x1e0 driverprobedevice+0x49/0xf0 _deviceattachdriver+0xc6/0x160 busforeachdrv+0xe4/0x160 _deviceattach+0x13a/0x2b0 busprobedevice+0xbd/0xd0 deviceadd+0x4a5/0x760 platformdeviceadd+0x189/0x370 mfdadddevice+0x587/0x5e0 mfdadddevices+0xb1/0x130 rtsxusbprobe+0x28e/0x2e0 [rtsxusb] usbprobeinterface+0x15c/0x460 calldriverprobe+0x35/0x120 reallyprobe+0x123/0x410 _driverprobedevice+0xc7/0x1e0 driverprobedevice+0x49/0xf0 _deviceattachdriver+0xc6/0x160 busforeachdrv+0xe4/0x160 _deviceattach+0x13a/0x2b0 rebindmarkedinterfaces.isra.0+0xcc/0x110 usbresetdevice+0x352/0x410 usbdevdoioctl+0xe5c/0x1860 usbdevioctl+0xa/0x20 _x64sysioctl+0xc5/0xf0 dosyscall64+0x59/0x170 entrySYSCALL64after_hwframe+0x76/0x7e
Freed by task 161506: kasansavestack+0x20/0x40 kasansavetrack+0x10/0x30 kasansavefreeinfo+0x36/0x60 _kasanslabfree+0x34/0x50 kfree+0x1fd/0x3b0 devicerelease+0x56/0xf0 kobjectcleanup+0x73/0x1c0 rtsxusbmsdrvremove+0x13d/0x220 [rtsxusbms] platformremove+0x2f/0x50 devicereleasedriverinternal+0x24b/0x2e0 busremovedevice+0x124/0x1d0 devicedel+0x239/0x530 platformdevicedel.part.0+0x19/0xe0 platformdeviceunregister+0x1c/0x40 mfdremovedevicesfn+0x167/0x170 deviceforeachchildreverse+0xc9/0x130 mfdremovedevices+0x6e/0xa0 rtsxusbdisconnect+0x2e/0xd0 [rtsxusb] usbunbindinterface+0xf3/0x3f0 devicereleasedriverinternal+0x24b/0x2e0 procdisconnectclaim+0x13d/0x220 usbdevdoioctl+0xb5e/0x1860 usbdevioctl+0xa/0x20 _x64sysioctl+0xc5/0xf0 dosyscall64+0x59/0x170 entrySYSCALL64afterhwframe+0x76/0x7e
Last potentially related work creation: kasansavestack+0x20/0x40 kasanrecordauxstack+0x85/0x90 insertwork+0x29/0x100 _queuework+0x34a/0x540 calltimerfn+0x2a/0x160 expiretimers+0x5f/0x1f0 _runtimerbase.part.0+0x1b6/0x1e0 runtimersoftirq+0x8b/0xe0 handlesoftirqs+0xf9/0x360 _irqexitrcu+0x114/0x130 sysvecapictimerinterrupt+0x72/0x90 asmsysvecapictimer_interrupt+0x16/0x20
Second to last potentially related work creation: kasansavestack+0x20/0x40 kasanrecordauxstack+0x85/0x90 insertwork+0x29/0x100 _queuework+0x34a/0x540 calltimerfn+0x2a/0x160 expiretimers+0x5f/0x1f0 _runtimerbase.part.0+0x1b6/0x1e0 runtimersoftirq+0x8b/0xe0 handle_softirqs+0xf9/0x ---truncated---
- References
-
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/0067cb7d7e7c277e91a0887a3c24e71462379469
- https://git.kernel.org/stable/c/31f0eaed6914333f42501fc7e0f6830879f5ef2d
- https://git.kernel.org/stable/c/4676741a3464b300b486e70585c3c9b692be1632
- https://git.kernel.org/stable/c/52d942a5302eefb3b7a3bfee310a5a33feeedc21
- https://git.kernel.org/stable/c/6186fb2cd36317277a8423687982140a7f3f7841
- https://git.kernel.org/stable/c/75123adf204f997e11bbddee48408c284f51c050
- https://git.kernel.org/stable/c/914c5e5bfceb9878f3056eaf4d1c88f2cbe0a185
- https://git.kernel.org/stable/c/9dfaf4d723c62bda8d9d1340e2e78acf0c190439
- https://git.kernel.org/stable/c/b094e8e3988e02e8cef7a756c8d2cea9c12509ab
Affected packages
Git / 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
-
Introduced6827ca573c03385439fdfc8b512d556dc7c54fc9Fixed914c5e5bfceb9878f3056eaf4d1c88f2cbe0a185
- Type
- GIT
- Repo
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- Events
-
Introduced6827ca573c03385439fdfc8b512d556dc7c54fc9Fixed9dfaf4d723c62bda8d9d1340e2e78acf0c190439
- Type
- GIT
- Repo
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- Events
-
Introduced6827ca573c03385439fdfc8b512d556dc7c54fc9Fixed31f0eaed6914333f42501fc7e0f6830879f5ef2d
- Type
- GIT
- Repo
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- Events
-
Introduced6827ca573c03385439fdfc8b512d556dc7c54fc9Fixed52d942a5302eefb3b7a3bfee310a5a33feeedc21
- Type
- GIT
- Repo
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- Events
-
Introduced6827ca573c03385439fdfc8b512d556dc7c54fc9Fixed6186fb2cd36317277a8423687982140a7f3f7841
- Type
- GIT
- Repo
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- Events
-
Introduced6827ca573c03385439fdfc8b512d556dc7c54fc9Fixedb094e8e3988e02e8cef7a756c8d2cea9c12509ab
- Type
- GIT
- Repo
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- Events
-
Introduced6827ca573c03385439fdfc8b512d556dc7c54fc9Fixed0067cb7d7e7c277e91a0887a3c24e71462379469
- Type
- GIT
- Repo
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- Events
-
Introduced6827ca573c03385439fdfc8b512d556dc7c54fc9Fixed75123adf204f997e11bbddee48408c284f51c050
- Type
- GIT
- Repo
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- Events
-
Introduced6827ca573c03385439fdfc8b512d556dc7c54fc9Fixed4676741a3464b300b486e70585c3c9b692be1632
Affected versions
v4.*
v5.*
v6.*
Linux / Kernel
Package
- Name
- Kernel
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced5.0.0Fixed5.4.292
- Type
- ECOSYSTEM
- Events
-
Introduced5.5.0Fixed5.10.236
- Type
- ECOSYSTEM
- Events
-
Introduced5.11.0Fixed5.15.180
- Type
- ECOSYSTEM
- Events
-
Introduced5.16.0Fixed6.1.133
- Type
- ECOSYSTEM
- Events
-
Introduced6.2.0Fixed6.6.86
- Type
- ECOSYSTEM
- Events
-
Introduced6.7.0Fixed6.12.22
- Type
- ECOSYSTEM
- Events
-
Introduced6.13.0Fixed6.13.10
- Type
- ECOSYSTEM
- Events
-
Introduced6.14.0Fixed6.14.1