CVE Database›Document archive›CVE-2021-47548

CVE-2021-47548

kernel: ethernet: hisilicon: hns: hns_dsaf_misc: fix a possible array overflow in hns_dsaf_ge_srst_by_port()

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Severity

Moderate

Red Hat Product Security

6

CVSS 3.1

Review impact separately from score.

Published · May 24, 2024

Updated · June 28, 2026

Description

A vulnerability was found in the Linux kernel's Hisilicon Ethernet driver, in the hns_dsaf_ge_srst_by_port() function, which allows for a possible array overflow, which occurs when an input value exceeds the expected range, leading to potential memory corruption.

Statement

The affected kernel module is only provided for the aarch64 architecture. Other architectures (such as x86_64 and s390x) 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

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

CVSS / CWE

CVSS 3.1 · 6
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:H

CWE-129 · Improper Validation of Array Index