SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2026-34855

Out-of-bounds write vulnerability in the kernel module.

MEDIUM 5.7EPSS 0.11%

Does this matter?

Lower severity and a low EPSS score (0.11%). Track it; it rarely justifies an emergency change on its own.

Description

Out-of-bounds write vulnerability in the kernel module. Impact: Successful exploitation of this vulnerability will affect availability and confidentiality.

CVSS 3.1
5.7 MEDIUMCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:H
EPSS
0.11% probability · 1th percentile
CISA KEV
Not listed
Weakness
CWE-20
Affected
huawei/harmonyos · huawei/emui
Source
psirt@huawei.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.