CVE-2022-50500
CVE-2022-50500CVE-2022-50500
linux / linux_kernel
Description
In the Linux kernel, the following vulnerability has been resolved:
netdevsim: fix memory leak in nsim_drv_probe() when nsim_dev_resources_register() failed
If some items in nsim_dev_resources_register() fail, memory leak will
occur. The following is the memory leak information.
unreferenced object 0xffff888074c02600 (size 128):
comm "echo", pid 8159, jiffies 4294945184 (age 493.530s)
hex dump (first 32 bytes):
40 47 ea 89 ff ff ff ff 01 00 00 00 00 00 00 00 @G..............
ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................
backtrace:
[<0000000011a31c98>] kmalloc_trace+0x22/0x60
[<0000000027384c69>] devl_resource_register+0x144/0x4e0
[<00000000a16db248>] nsim_drv_probe+0x37a/0x1260
[<000000007d1f448c>] really_probe+0x20b/0xb10
[<00000000c416848a>] __driver_probe_device+0x1b3/0x4a0
[<00000000077e0351>] driver_probe_device+0x49/0x140
[<0000000054f2465a>] __device_attach_driver+0x18c/0x2a0
[<000000008538f359>] bus_for_each_
Scoring
| CVSS | 5.5 () |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| Last modified | 2026-11-05 |