Google Android gasket_page_table.c gasket_free_coherent_memory_all memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Google Android. It has been classified as critical. This vulnerability affects the function gasket_free_coherent_memory_all of the file gasket_page_table.c. This manipulation causes memory corruption. The identification of this vulnerability is CVE-2021-39725. The attack can only be executed locally. There is no exploit available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability classified as critical was found in Google Android (Smartphone Operating System) (unknown version). Affected by this vulnerability is the function gasket_free_coherent_memory_all of the file gasket_page_table.c. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was shared 03/17/2022 as A-151454974. It is possible to read the advisory at source.android.com. This vulnerability is known as CVE-2021-39725 since 08/23/2021. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 03/17/2022). It is expected to see the exploit prices for this product increasing in the near future.

Applying a patch is able to eliminate this problem.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.2
VulDB Meta Temp Score: 4.0

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

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Memory corruption
CWE: 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: 🔍

Timelineinfo

08/23/2021 🔍
03/17/2022 +206 days 🔍
03/17/2022 +0 days 🔍
03/19/2022 +2 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: A-151454974
Status: Confirmed

CVE: CVE-2021-39725 (🔍)
GCVE (CVE): GCVE-0-2021-39725
GCVE (VulDB): GCVE-100-195319
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 03/17/2022 08:02
Updated: 03/19/2022 15:57
Changes: 03/17/2022 08:02 (41), 03/19/2022 15:57 (1)
Complete: 🔍
Cache ID: 216::103

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