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CVE-2026-72089

kernel: accel/ivpu: Reject firmware log with size smaller than header

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · August 15, 2026

Updated · October 30, 2026

Description

A flaw was found in the Linux kernel's Intel Versatile Processing Unit (IVPU) accelerator driver. An attacker could exploit a vulnerability in how the driver handles firmware logs with incorrect size information. This could lead to an out-of-bounds read, potentially disclosing sensitive information or causing a system crash. In some cases, it could also result in a denial of service due to an infinite loop.

Statement

This vulnerability is rated as Moderate impact because exploitation requires local access and depends strictly on the presence of Intel VPU accelerator hardware and the active driver. Systems lacking this hardware or configurations where the driver is not loaded cannot be targeted. Red Hat Enterprise Linux 8 and 9 do not include the affected driver subsystem and remain unaffected.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE-125 · Out-of-bounds Read