MediaTek MT8797 widevine out-of-bounds write

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability was found in MediaTek MT6762, MT6765, MT6768, MT6769, MT6779, MT6781, MT6785, MT6789, MT6833, MT6853, MT6853T, MT6855, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6889, MT6891, MT6893, MT6895, MT8385, MT8765, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791 and MT8797. It has been declared as critical. Affected by this issue is some unknown functionality of the component widevine. Executing a manipulation can lead to out-of-bounds write. The identification of this vulnerability is CVE-2022-32596. The attack can only be executed locally. There is no exploit available. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability was found in MediaTek MT6762, MT6765, MT6768, MT6769, MT6779, MT6781, MT6785, MT6789, MT6833, MT6853, MT6853T, MT6855, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6889, MT6891, MT6893, MT6895, MT8385, MT8765, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791 and MT8797 (Chip Software). It has been declared as critical. This vulnerability affects some unknown processing of the component widevine. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

In widevine, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07446213; Issue ID: ALPS07446213.

The weakness was shared 12/06/2022 as ALPS07446213. The advisory is shared for download at corp.mediatek.com. This vulnerability was named CVE-2022-32596 since 06/09/2022. There are neither technical details nor an exploit publicly available.

Applying the patch ALPS07446213 is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2022-35662). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.7
VulDB Meta Temp Score: 6.6

VulDB Base Score: 6.7
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.7
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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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: ALPS07446213

Timelineinfo

06/09/2022 🔍
12/06/2022 +180 days 🔍
12/06/2022 +0 days 🔍
05/30/2026 +1270 days 🔍

Sourcesinfo

Advisory: ALPS07446213
Status: Confirmed

CVE: CVE-2022-32596 (🔍)
GCVE (CVE): GCVE-0-2022-32596
GCVE (VulDB): GCVE-100-214864
EUVD: 🔍

Entryinfo

Created: 12/06/2022 09:41
Updated: 05/30/2026 00:55
Changes: 12/06/2022 09:41 (41), 12/26/2022 14:47 (10), 05/30/2026 00:55 (17)
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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