Unisoc S8000 Sensor Driver buffer overflow

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

Summaryinfo

A vulnerability was found in Unisoc SC9863A, SC9832E, SC7731E, T610, T310, T606, T760, T610, T618, T606, T612, T616, T760, T770, T820 and S8000. It has been declared as critical. Affected is an unknown function of the component Sensor Driver. Such manipulation leads to buffer overflow. This vulnerability is uniquely identified as CVE-2022-39121. Local access is required to approach this attack. No exploit exists.

Detailsinfo

A vulnerability was found in Unisoc SC9863A, SC9832E, SC7731E, T610, T310, T606, T760, T610, T618, T606, T612, T616, T760, T770, T820 and S8000 and classified as critical. Affected by this issue is some unknown processing of the component Sensor Driver. The manipulation with an unknown input leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to 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. Impacted is availability. CVE summarizes:

In sensor driver, there is a possible out of bounds write due to a missing bounds check. This could lead to local denial of service in kernel.

The weakness was disclosed 10/14/2022. The advisory is available at unisoc.com. This vulnerability is handled as CVE-2022-39121 since 09/01/2022. The technical details are unknown and an exploit is not available.

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

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Productinfo

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Vendor

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License

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: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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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

09/01/2022 🔍
10/14/2022 +43 days 🔍
10/14/2022 +0 days 🔍
05/14/2025 +943 days 🔍

Sourcesinfo

Advisory: unisoc.com
Status: Confirmed

CVE: CVE-2022-39121 (🔍)
GCVE (CVE): GCVE-0-2022-39121
GCVE (VulDB): GCVE-100-210902

Entryinfo

Created: 10/14/2022 23:44
Updated: 05/14/2025 19:46
Changes: 10/14/2022 23:44 (37), 11/08/2022 11:40 (9), 05/14/2025 19:46 (16)
Complete: 🔍
Cache ID: 216::103

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