---
title: "CVE-2026-93107: Linux Kernel RDMA/rxe - Race Condition"
description: "Linux kernel RDMA/rxe contains a logic flaw in packet processing after QP enters error state, causing duplicate packet completions and potential stream corruption, letting attackers cause data tampering, exploit requires race condition between disconnect and receive processing."
url: https://panop.io/threat-heartbeat/CVE-2026-93107/
---

# CVE-2026-93107 Linux Kernel RDMA/rxe - Race Condition

Linux kernel RDMA/rxe contains a logic flaw in packet processing after QP enters error state, causing duplicate packet completions and potential stream corruption, letting attackers cause data tampering, exploit requires race condition between disconnect and receive processing.

CVSS base score 8.2 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

EPSS

0.54% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-93107)

## Details

Type

Race Condition

Impact

Data Tampering

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H

Published

17 September 2026

Updated

15 October 2026

## Vendor fix

Update to the latest Linux kernel version containing the fix for commit 49dc9c1f0c7e or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-93107](https://nvd.nist.gov/vuln/detail/CVE-2026-93107)
- [https://git.kernel.org/stable/c/0d37e2503efd1069a74be740eadf63ea17c96810](https://git.kernel.org/stable/c/0d37e2503efd1069a74be740eadf63ea17c96810)
- [https://git.kernel.org/stable/c/15ae32c4a3551c4c9da457370bdfdd65d171e512](https://git.kernel.org/stable/c/15ae32c4a3551c4c9da457370bdfdd65d171e512)
- [https://git.kernel.org/stable/c/399713f1f0eac641351c8ceaec0ab8244ddcf78c](https://git.kernel.org/stable/c/399713f1f0eac641351c8ceaec0ab8244ddcf78c)
- [https://git.kernel.org/stable/c/62a4b48767e06fdd64548450fae2b1ffc6ff5d69](https://git.kernel.org/stable/c/62a4b48767e06fdd64548450fae2b1ffc6ff5d69)
- [https://git.kernel.org/stable/c/c319b986a88cedf600c4497cd7814a891b2f9e7c](https://git.kernel.org/stable/c/c319b986a88cedf600c4497cd7814a891b2f9e7c)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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