OpenHarmony up to 3.1.4 Kernel Subsystem kernel_liteos_a buffer overflow

CVSS Meta Temp Score
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CTI Interest Score
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4.1$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in OpenHarmony up to 3.1.4. This impacts the function kernel_liteos_a of the component Kernel Subsystem. This manipulation causes buffer overflow. This vulnerability is registered as CVE-2022-41802. The attack needs to be launched locally. No exploit is available.

Detailsinfo

A vulnerability was found in OpenHarmony up to 3.1.4. It has been declared as critical. Affected by this vulnerability is the function kernel_liteos_a of the component Kernel Subsystem. The manipulation with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Kernel subsystem within OpenHarmony-v3.1.4 and prior versions in kernel_liteos_a has a kernel stack overflow vulnerability when call SysClockGetres. 4 bytes padding data from kernel stack are copied to user space incorrectly and leaked.

The weakness was published 12/08/2022. The advisory is shared at gitee.com. This vulnerability is known as CVE-2022-41802 since 11/24/2022. Technical details are known, but no exploit is available.

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

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2022-44970). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.2
VulDB Meta Temp Score: 4.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 3.3
NVD Vector: 🔍

CNA Base Score: 4.0
CNA Vector (OpenHarmony): 🔍

CVSSv2info

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

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
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

11/24/2022 🔍
12/08/2022 +14 days 🔍
12/08/2022 +0 days 🔍
08/10/2026 +1341 days 🔍

Sourcesinfo

Advisory: gitee.com
Status: Not defined

CVE: CVE-2022-41802 (🔍)
GCVE (CVE): GCVE-0-2022-41802
GCVE (VulDB): GCVE-100-215125
EUVD: 🔍

Entryinfo

Created: 12/08/2022 19:51
Updated: 08/10/2026 12:18
Changes: 12/08/2022 19:51 (48), 01/01/2023 14:34 (11), 09/09/2024 14:40 (16), 08/10/2026 12:18 (6)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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