MediaTek MT8791 display 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, which was classified as critical, has been found in MediaTek MT6761, MT6765, MT6768, MT6779, MT6781, MT6785, MT6789, MT6833, MT6853, MT6855, MT6873, MT6877, MT6879, MT6883, MT6885, MT6889, MT6893, MT6895, MT6983, MT8168, MT8365, MT8766, MT8781 and MT8791. Affected is an unknown function of the component display. This manipulation causes out-of-bounds write. This vulnerability appears as CVE-2022-32626. The attack requires local access. There is no available exploit. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability was found in MediaTek MT6761, MT6765, MT6768, MT6779, MT6781, MT6785, MT6789, MT6833, MT6853, MT6855, MT6873, MT6877, MT6879, MT6883, MT6885, MT6889, MT6893, MT6895, MT6983, MT8168, MT8365, MT8766, MT8781 and MT8791 (Chip Software). It has been declared as critical. Affected by this vulnerability is an unknown functionality of the component display. 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. The summary by CVE is:

In display, 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: ALPS07326239; Issue ID: ALPS07326239.

The weakness was presented 12/06/2022 as ALPS07326239. The advisory is shared at corp.mediatek.com. This vulnerability is known as CVE-2022-32626 since 06/09/2022. Neither technical details nor an exploit are publicly available.

Applying the patch ALPS07326239 is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2022-35692). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

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: ALPS07326239

Timelineinfo

06/09/2022 🔍
12/06/2022 +180 days 🔍
12/06/2022 +0 days 🔍
05/31/2026 +1272 days 🔍

Sourcesinfo

Advisory: ALPS07326239
Status: Confirmed

CVE: CVE-2022-32626 (🔍)
GCVE (CVE): GCVE-0-2022-32626
GCVE (VulDB): GCVE-100-214873
EUVD: 🔍

Entryinfo

Created: 12/06/2022 09:47
Updated: 05/31/2026 03:20
Changes: 12/06/2022 09:47 (41), 12/26/2022 15:19 (10), 05/31/2026 03:20 (17)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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