MediaTek MT6789/MT6855/MT6879/MT6895/MT6983/MT8168/MT8365 ged 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 was found in MediaTek MT6789, MT6855, MT6879, MT6895, MT6983, MT8168 and MT8365. It has been rated as critical. Affected by this issue is some unknown functionality of the component ged. This manipulation causes use after free. This vulnerability appears as CVE-2022-26451. 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 MT6789, MT6855, MT6879, MT6895, MT6983, MT8168 and MT8365 (Chip Software). It has been declared as critical. Affected by this vulnerability is an unknown function of the component ged. 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 ged, 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: ALPS07202966; Issue ID: ALPS07202966.

The weakness was presented 09/07/2022 as ALPS07202966. The advisory is shared at corp.mediatek.com. This vulnerability is known as CVE-2022-26451 since 03/04/2022. Neither technical details nor an exploit are publicly available.

Applying the patch ALPS07202966 is able to eliminate this problem.

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: 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

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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: ALPS07202966

Timelineinfo

03/04/2022 🔍
09/07/2022 +186 days 🔍
09/07/2022 +0 days 🔍
10/14/2022 +37 days 🔍

Sourcesinfo

Advisory: ALPS07202966
Status: Confirmed

CVE: CVE-2022-26451 (🔍)
GCVE (CVE): GCVE-0-2022-26451
GCVE (VulDB): GCVE-100-208033

Entryinfo

Created: 09/07/2022 17:03
Updated: 10/14/2022 08:33
Changes: 09/07/2022 17:03 (41), 10/14/2022 08:33 (11)
Complete: 🔍
Cache ID: 216::103

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

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