CVE-2022-34735

Kernel service interruption via null pointer dereference

Published Jul 11, 2022 · Updated Aug 3, 2024

A null pointer dereference in Huawei HarmonyOS 2.0 and EMUI 11.0.1 and 12.0.0 allows attackers to interrupt kernel service. The frame scheduling module dereferences a null pointer under frame-processing conditions that Huawei has not publicly described. Huawei has not disclosed the attacker position, required privileges, triggering input, or whether the resulting interruption is a crash or hang.

CVSS severity7.5
High
EPSS probability0.69%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

A null pointer dereference in Huawei HarmonyOS 2.0 and EMUI 11.0.1 and 12.0.0 allows attackers to interrupt kernel service. The frame scheduling module dereferences a null pointer under frame-processing conditions that Huawei has not publicly described. Huawei has not disclosed the attacker position, required privileges, triggering input, or whether the resulting interruption is a crash or hang.

The record

CVE
CVE-2022-34735
Published
Jul 11, 2022
Updated
Aug 3, 2024
Vendor
Huawei Technologies Co., Ltd.
Product
HarmonyOS
Classifications
CWE-476
Attack vector
Unavailable
Privileges
Unavailable

Timeline

How it unfolded

  1. Jul 11, 2022CVE publishedPublication date reported by the CVE source.
  2. Aug 3, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

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  1. Affected versionversion=2.0

What conditions does exploitation require?

Attack vectorUnavailable in this record.
Required privilegesUnavailable in this record.

What is affected?

Huawei Technologies Co., Ltd. · HarmonyOSversion=2.0
MindSpore · EMUIversion=11.0.1; version=12.0.0

Published CVSS scores

7.8NIST National Vulnerability DatabaseAV:N/AC:L/Au:N/C:N/I:N/A:C
7.5NIST National Vulnerability DatabaseCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
VectorUnavailable
PrivilegesUnavailable
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-476NULL Pointer Dereference

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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