# CVE-2022-50500: linux: In the Linux kernel, the following vulnerability has been resolved:  netdevsim: fix memory leak in nsim_drv_probe() w...

CVE-2022-50500 is fixed in linux on 1 platform, first by DEBIAN-CVE-2022-50500, released October 4, 2025. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2022-50500
- Priority: Routine
- CVSS: 5.5 (medium)
- EPSS: 0.0014
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Oct 4, 2025

## 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_drv+0x151/0x1d0     [<0000000038e09747>] __device_attach+0x1c9/0x4e0     [<00000000dd86e533>] bus_probe_device+0x1d5/0x280     [<00000000839bea35>] device_add+0xae0/0x1cb0     [<000000009c2abf46>] new_device_store+0x3b6/0x5f0     [<00000000fb823d7f>] bus_attr_store+0x72/0xa0     [<000000007acc4295>] sysfs_kf_write+0x106/0x160     [<000000005f50cb4d>] kernfs_fop_write_iter+0x3a8/0x5a0     [<0000000075eb41bf>] vfs_write+0x8f0/0xc80

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | linux Debian 12.15 (bookworm) | 6.0.7-1 | [DEBIAN-CVE-2022-50500](https://patchblox.com/security/data/fix/linux/debian-cve-2022-50500.md) | Oct 4, 2025 |
| Linux | linux Debian 13.5 (trixie) | 6.0.7-1 | [DEBIAN-CVE-2022-50500](https://patchblox.com/security/data/fix/linux/debian-cve-2022-50500.md) | Oct 4, 2025 |
| Linux | linux Debian 14 | 6.0.7-1 | [DEBIAN-CVE-2022-50500](https://patchblox.com/security/data/fix/linux/debian-cve-2022-50500.md) | Oct 4, 2025 |

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Data as of 2026-11-09T07:25:28Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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