PT-2026-68131 · Libkcapi · Libkcapi

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CVE-2026-71227

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Published

2026-08-05

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Updated

2026-08-20

CVSS v3.1

5.5

Medium

VectorAV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions libkcapi (affected versions not specified)
Description A flaw exists in the Asynchronous Input/Output (AIO) interface. A local attacker can cause an application or thread to become unresponsive by reusing an AIO-enabled handle after a completion error occurs. This triggers a non-terminating wait loop within the kcapi aio read all() function, resulting in a persistent denial of service.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

DoS

Infinite Loop

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Weakness Enumeration

Related Identifiers

AZL-94661
CVE-2026-71227
OESA-2026-3440

Affected Products

Libkcapi