MediaTek MT6879/MT6895/MT6983 ccd use after free

CVSS Meta Temp Score
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability was found in MediaTek MT6879, MT6895 and MT6983 and classified as problematic. Impacted is an unknown function of the component ccd. Such manipulation leads to use after free. This vulnerability is referenced as CVE-2022-32643. The attack can only be performed from a local environment. No exploit is available. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability was found in MediaTek MT6879, MT6895 and MT6983 (Chip Software) (the affected version is unknown) and classified as problematic. Affected by this issue is an unknown code of the component ccd. The manipulation with an unknown input leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is confidentiality, integrity, and availability. CVE summarizes:

In ccd, there is a possible use after free due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07341261; Issue ID: ALPS07341261.

The weakness was published 02/06/2023 as ALPS07341261. The advisory is shared for download at corp.mediatek.com. This vulnerability is handled as CVE-2022-32643 since 06/09/2022. There are neither technical details nor an exploit publicly available.

Applying the patch ALPS07341261 is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2022-35709). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 4.2
VulDB Temp Score: 4.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.4
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Use after free
CWE: CWE-416 / 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: Patch
Status: 🔍

0-Day Time: 🔍

Patch: ALPS07341261

Timelineinfo

06/09/2022 🔍
02/06/2023 +242 days 🔍
02/06/2023 +0 days 🔍
05/31/2026 +1210 days 🔍

Sourcesinfo

Advisory: ALPS07341261
Status: Confirmed

CVE: CVE-2022-32643 (🔍)
GCVE (CVE): GCVE-0-2022-32643
GCVE (VulDB): GCVE-100-220280
EUVD: 🔍

Entryinfo

Created: 02/06/2023 21:55
Updated: 05/31/2026 16:54
Changes: 02/06/2023 21:55 (40), 03/05/2023 15:12 (11), 05/31/2026 16:54 (16)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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