CVE-2021-40034

CVE.org · Published

Record status: Published
Identifier year (not publication year): 2021
Source publication: Aug 9, 2022
Source updated: Aug 4, 2024
Imported by cveboard: Oct 24, 2026
Source snapshot: cve_2026-10-24_midnight_baseline · Oct 24, 2026

CNA source text (English)

The video framework has the memory overwriting vulnerability caused by addition overflow. Successful exploitation of this vulnerability may affect the availability.

Scoped product and version facts

Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.

Exploitation unknown; this catalogue does not assess exploitation.

HarmonyOS

Vendor: Huawei
Product: HarmonyOS
Platforms: Unknown
Default status: Unknown

HarmonyOS · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
2.0	`affected`	Unavailable	Unavailable	Unavailable	None listed

EMUI

Vendor: Huawei
Product: EMUI
Platforms: Unknown
Default status: Unknown

EMUI · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
12.0.0	`affected`	Unavailable	Unavailable	Unavailable	None listed
11.0.0	`affected`	Unavailable	Unavailable	Unavailable	None listed
10.1.1	`affected`	Unavailable	Unavailable	Unavailable	None listed
10.1.0	`affected`	Unavailable	Unavailable	Unavailable	None listed

Magic UI

Vendor: Huawei
Product: Magic UI
Platforms: Unknown
Default status: Unknown

Magic UI · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
4.0.0	`affected`	Unavailable	Unavailable	Unavailable	None listed
3.1.1	`affected`	Unavailable	Unavailable	Unavailable	None listed
3.1.0	`affected`	Unavailable	Unavailable	Unavailable	None listed