MediaTek MT6879/MT6895/MT6983 isp use after free

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in MediaTek MT6879, MT6895 and MT6983. The impacted element is an unknown function of the component isp. This manipulation causes use after free. The identification of this vulnerability is CVE-2022-26452. The attack can only be executed locally. There is no exploit available. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability classified as critical was found in MediaTek MT6879, MT6895 and MT6983 (Chip Software) (version now known). Affected by this vulnerability is some unknown processing of the component isp. The manipulation with an unknown input leads to a use after free vulnerability. The CWE definition for the vulnerability is CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

In isp, there is a possible use after free due to improper locking. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07262305; Issue ID: ALPS07262305.

The weakness was shared 10/08/2022 as ALPS07262305. The advisory is shared at corp.mediatek.com. This vulnerability is known as CVE-2022-26452 since 03/04/2022. Neither technical details nor an exploit are publicly available.

Applying the patch ALPS07262305 is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2022-31011). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

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

NVD Base Score: 6.7
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: ALPS07262305

Timelineinfo

03/04/2022 🔍
10/08/2022 +217 days 🔍
10/08/2022 +0 days 🔍
05/09/2026 +1309 days 🔍

Sourcesinfo

Advisory: ALPS07262305
Status: Confirmed

CVE: CVE-2022-26452 (🔍)
GCVE (CVE): GCVE-0-2022-26452
GCVE (VulDB): GCVE-100-210349
EUVD: 🔍

Entryinfo

Created: 10/08/2022 09:18
Updated: 05/09/2026 15:37
Changes: 10/08/2022 09:18 (41), 10/31/2022 12:29 (11), 05/09/2026 15:37 (15)
Complete: 🔍
Cache ID: 216::103

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