# RDMA/rtrs-srv: Fix integer underflow in process_read and process_write

CVE record · `CVE-2026-97413`

- **Identifiers:** `CVE-2026-97413`
- **State:** Confirmed
- **Severity:** CVSS 9.8 Critical
- **Critical:** Yes: CVSS 9+
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 24 Sept 2026
- **Updated:** 3 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 24 Sept 2026, 16:03 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

## Critical

Critical, because:

- CVSS score 9.8: 9.0 or more.

How we decide what’s critical: <https://agentprime.io/advisories/critical.md>

## Affected products, as the CNA wrote them

- Vendor: Linux. Product: Linux.
  - affected: `9cb837480424e78ed585376f944088246685aec3 to before 6b1e26e70d7ca9f0906af2283558a530eeb1f066` (git)
  - affected: `9cb837480424e78ed585376f944088246685aec3 to before 2c52b2afded988233cd4ccc185cf5147bbc77a76` (git)
  - affected: `9cb837480424e78ed585376f944088246685aec3 to before b042b4947752df0b3d16e683ac09fb4f7f0e33e0` (git)
  - affected: `9cb837480424e78ed585376f944088246685aec3 to before 24ad03bfeda05fca04c56677e57fd3d6bc3e9978` (git)
  - affected: `9cb837480424e78ed585376f944088246685aec3 to before c76e9123ab91a903396d26e6ab1b5caae5c6b149` (git)
  - affected: `9cb837480424e78ed585376f944088246685aec3 to before 54bf38b27afc08a0eb6b732f9c14eb8a4bcb66b5` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `5.8`
  - unaffected: `before 5.8` (semver)
  - unaffected: `5.15.222 to 5.15.*, inclusive` (semver)
  - unaffected: `6.1.189 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.158 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.111 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.53 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2 to *, inclusive` (original_commit_for_fix)
  - Other versions: affected

## Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

## Severity and exploitation

- 9.8 Critical, CVSS 3.1: `CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H`, from CNA (Linux)

- **CISA KEV:** Not listed.
- **EPSS:** 0.0050, the 43rd percentile, on 13 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

## Timeline

This record came from the full history of the CVE Program, published 24 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-97413](https://www.cve.org/CVERecord?id=CVE-2026-97413)
- [NVD: CVE-2026-97413](https://nvd.nist.gov/vuln/detail/CVE-2026-97413)

### References from the CNA

- <https://git.kernel.org/stable/c/6b1e26e70d7ca9f0906af2283558a530eeb1f066>
- <https://git.kernel.org/stable/c/2c52b2afded988233cd4ccc185cf5147bbc77a76>
- <https://git.kernel.org/stable/c/b042b4947752df0b3d16e683ac09fb4f7f0e33e0>
- <https://git.kernel.org/stable/c/24ad03bfeda05fca04c56677e57fd3d6bc3e9978>
- <https://git.kernel.org/stable/c/c76e9123ab91a903396d26e6ab1b5caae5c6b149>
- <https://git.kernel.org/stable/c/54bf38b27afc08a0eb6b732f9c14eb8a4bcb66b5>

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.

## Check whether this affects you

This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it. Compare the affected versions above with what you run.

- With the agentprime MCP server (<https://api.agentprime.io/mcp>), `get_advisory` returns this record and `search_advisories` finds related ones. Setup: <https://agentprime.io/mcp.md>
- As JSON: <https://api.agentprime.io/v1/advisories/CVE-2026-97413>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-97413/>. Everything for agents: <https://agentprime.io/llms.txt>.