CVE-2021-47046

kernel: drm/amd/display: Fix off by one in hdmi_14_process_transaction()

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Severity

Moderate

Red Hat Product Security

7.3

CVSS 3.1

Review impact separately from score.

Published · February 28, 2024

Updated · December 12, 2025

Description

An off-by-one read overflow was found in the Linux kernel in the hdmi_14_process_transaction() function. This issue may lead to a crash.

Statement

Red Hat Enterprise Linux 8 and 9 are not affected by this vulnerability.

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 · 7.3
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:H

CWE-121 · Stack-based Buffer Overflow