CVE-2026-71226 - Vulnerability Details - OpenCVE

Memory Corruption via Uncanceled AIO Requests on Error: libkcapi's one-shot AIO path can return an error before all submitted IOCBs are drained, allowing later kernel writes into caller-owned output buffers.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact partial

Vendors	Products
Redhat	Enterprise Linux Hummingbird Openshift

No data.

No data.

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Vendors	Products

References

Link	Providers
https://access.redhat.com/security/cve/CVE-2026-71226
https://bugzilla.redhat.com/show_bug.cgi?id=2462114

History

Wed, 05 Aug 2026 14:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Wed, 05 Aug 2026 13:15:00 +0000

Type	Values Removed	Values Added
Description		Memory Corruption via Uncanceled AIO Requests on Error: libkcapi's one-shot AIO path can return an error before all submitted IOCBs are drained, allowing later kernel writes into caller-owned output buffers.
Title		Libkcapi: memory corruption via uncanceled aio requests on error in libkcapi's one-shot aio path
First Time appeared		Redhat Redhat enterprise Linux Redhat hummingbird Redhat openshift
Weaknesses		CWE-416
CPEs		cpe:/a:redhat:hummingbird:1 cpe:/a:redhat:openshift:4 cpe:/o:redhat:enterprise_linux:10 cpe:/o:redhat:enterprise_linux:8 cpe:/o:redhat:enterprise_linux:9
Vendors & Products		Redhat Redhat enterprise Linux Redhat hummingbird Redhat openshift
References		https://access.redhat.com/security/cve/CVE-2026-71226 https://bugzilla.redhat.com/show_bug.cgi?id=2462114
Metrics		cvssV3_1 `{'score': 7.3, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H'}`

MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2026-08-05T12:37:17.360Z

Updated: 2026-08-05T13:36:23.414Z

Reserved: 2026-08-05T09:15:14.859Z

Link: CVE-2026-71226

Vulnrichment

Updated: 2026-08-05T13:36:18.727Z

NVD

No data.

Redhat

No data.

OpenCVE Enrichment

Updated: 2026-08-05T15:15:05Z

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