Huawei HarmonyOS Kernel null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Huawei HarmonyOS. Impacted is an unknown function of the component Kernel. The manipulation results in null pointer dereference. This vulnerability is reported as CVE-2021-22462. The attack requires a local approach. No exploit exists.

Detailsinfo

A vulnerability classified as problematic has been found in Huawei HarmonyOS (unknown version). Affected is an unknown code block of the component Kernel. The manipulation with an unknown input leads to a null pointer dereference vulnerability. CWE is classifying the issue as CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. This is going to have an impact on availability.

The weakness was disclosed 10/28/2021. The advisory is shared for download at device.harmonyos.com. This vulnerability is traded as CVE-2021-22462 since 01/05/2021. There are neither technical details nor an exploit publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

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Vendor

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/05/2021 🔍
10/28/2021 +295 days 🔍
10/28/2021 +0 days 🔍
11/01/2021 +4 days 🔍

Sourcesinfo

Vendor: huawei.com

Advisory: device.harmonyos.com
Status: Confirmed

CVE: CVE-2021-22462 (🔍)
GCVE (CVE): GCVE-0-2021-22462
GCVE (VulDB): GCVE-100-185652

Entryinfo

Created: 10/28/2021 20:10
Updated: 11/01/2021 14:46
Changes: 10/28/2021 20:10 (36), 11/01/2021 14:46 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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