# CVE-2022-50873: linux: In the Linux kernel, the following vulnerability has been resolved:  vdpa/vp_vdpa: fix kfree a wrong pointer in vp_vd...

CVE-2022-50873 is fixed in linux on 1 platform, first by DEBIAN-CVE-2022-50873, released December 30, 2025. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2022-50873
- Priority: Routine
- CVSS: n/a
- EPSS: 0.0020
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Dec 30, 2025

## Description

In the Linux kernel, the following vulnerability has been resolved:  vdpa/vp_vdpa: fix kfree a wrong pointer in vp_vdpa_remove  In vp_vdpa_remove(), the code kfree(&vp_vdpa_mgtdev->mgtdev.id_table) uses a reference of pointer as the argument of kfree, which is the wrong pointer and then may hit crash like this:  Unable to handle kernel paging request at virtual address 00ffff003363e30c Internal error: Oops: 96000004 [#1] SMP Call trace:  rb_next+0x20/0x5c  ext4_readdir+0x494/0x5c4 [ext4]  iterate_dir+0x168/0x1b4  __se_sys_getdents64+0x68/0x170  __arm64_sys_getdents64+0x24/0x30  el0_svc_common.constprop.0+0x7c/0x1bc  do_el0_svc+0x2c/0x94  el0_svc+0x20/0x30  el0_sync_handler+0xb0/0xb4  el0_sync+0x160/0x180 Code: 54000220 f9400441 b4000161 aa0103e0 (f9400821) SMP: stopping secondary CPUs Starting crashdump kernel...

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | linux Debian 12.15 (bookworm) | 6.1.7-1 | [DEBIAN-CVE-2022-50873](https://patchblox.com/security/data/fix/linux/debian-cve-2022-50873.md) | Dec 30, 2025 |
| Linux | linux Debian 13.5 (trixie) | 6.1.7-1 | [DEBIAN-CVE-2022-50873](https://patchblox.com/security/data/fix/linux/debian-cve-2022-50873.md) | Dec 30, 2025 |
| Linux | linux Debian 14 | 6.1.7-1 | [DEBIAN-CVE-2022-50873](https://patchblox.com/security/data/fix/linux/debian-cve-2022-50873.md) | Dec 30, 2025 |

---

Data as of 2026-11-08T00:53:09Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.