MediaTek MT8797 Camera ISP out-of-bounds write

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

Summaryinfo

A vulnerability was found in MediaTek MT6833, MT6853, MT6873, MT6877, MT6893, MT8167, MT8167S, MT8168, MT8175, MT8185, MT8362A, MT8365, MT8385, MT8666, MT8675, MT8765, MT8786, MT8788, MT8789, MT8791 and MT8797. It has been classified as critical. This affects an unknown part of the component Camera ISP. The manipulation leads to out-of-bounds write. This vulnerability is uniquely identified as CVE-2022-26426. Local access is required to approach this attack. No exploit exists. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability, which was classified as critical, has been found in MediaTek MT6833, MT6853, MT6873, MT6877, MT6893, MT8167, MT8167S, MT8168, MT8175, MT8185, MT8362A, MT8365, MT8385, MT8666, MT8675, MT8765, MT8786, MT8788, MT8789, MT8791 and MT8797 (Chip Software). This issue affects an unknown code block of the component Camera ISP. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. Using CWE to declare the problem leads to CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

In camera isp, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07085486; Issue ID: ALPS07085486.

The weakness was disclosed 08/01/2022 as ALPS07085486. It is possible to read the advisory at corp.mediatek.com. The identification of this vulnerability is CVE-2022-26426 since 03/04/2022. The technical details are unknown and an exploit is not publicly available.

Applying the patch ALPS07085486 is able to eliminate this problem.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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: Out-of-bounds write
CWE: CWE-787 / 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: ALPS07085486

Timelineinfo

03/04/2022 🔍
08/01/2022 +149 days 🔍
08/01/2022 +0 days 🔍
08/29/2022 +28 days 🔍

Sourcesinfo

Advisory: ALPS07085486
Status: Confirmed

CVE: CVE-2022-26426 (🔍)
GCVE (CVE): GCVE-0-2022-26426
GCVE (VulDB): GCVE-100-205427

Entryinfo

Created: 08/01/2022 20:57
Updated: 08/29/2022 13:25
Changes: 08/01/2022 20:57 (41), 08/29/2022 13:25 (11)
Complete: 🔍
Cache ID: 216::103

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