---
id: CVE-2026-90396
title: |-
  In the Linux kernel, the following vulnerability has been resolved:

  block: fix dio leak on metadata mapping error

  A failed integrity mapping holds a dio reference, so we need to go
  through the full bio ending in case there were previou…
summary: |-
  In the Linux kernel, the following vulnerability has been resolved:

  block: fix dio leak on metadata mapping error

  A failed integrity mapping holds a dio reference, so we need to go
  through the full bio ending in case there were previou…
severity: none
vendor: Linux
product: Linux
affected:
  - >-
    Linux >= 2729a60bbfb9215997f25372ebe9b7964f038296 <
    d29c5a88d5703afb6286038e86e1b88daa4962a9
  - >-
    Linux >= 2729a60bbfb9215997f25372ebe9b7964f038296 <
    cbbaf0c870dde06cf4b887a77a94e3094179ca9f
  - >-
    Linux >= 2729a60bbfb9215997f25372ebe9b7964f038296 <
    702a2a9f3dfe066a7481698c858371112f3cb697
  - Linux 17ecefc9fdd8c554e0d03e5a990daef19f930add
  - Linux >= 6.16.8 < 6.17
  - Linux 6.17
published: '2026-09-17'
updated: '2026-09-17'
sourceUpdated: '2026-09-17T17:17:39.310'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-90396'
references:
  - url: 'https://git.kernel.org/stable/c/702a2a9f3dfe066a7481698c858371112f3cb697'
    label: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
  - url: 'https://git.kernel.org/stable/c/cbbaf0c870dde06cf4b887a77a94e3094179ca9f'
    label: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
  - url: 'https://git.kernel.org/stable/c/d29c5a88d5703afb6286038e86e1b88daa4962a9'
    label: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
tags:
  - nvd
  - cve.org
ingestedAt: '2026-09-17T16:21:47.802Z'
epss: 0.00198
epssPercentile: 0.09833
---

## Overview

In the Linux kernel, the following vulnerability has been resolved:

block: fix dio leak on metadata mapping error

A failed integrity mapping holds a dio reference, so we need to go
through the full bio ending in case there were previously submitted
bio's in the sequence.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.