Google Android devicemem_server.c DevmemValidateFlags out-of-bounds write

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.4$5k-$25k0.00

Summaryinfo

A vulnerability was found in Google Android. It has been classified as critical. Affected is the function DevmemValidateFlags of the file devicemem_server.c. This manipulation causes out-of-bounds write. This vulnerability appears as CVE-2024-43077. 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 Google Android (unknown version). It has been declared as critical. Affected by this vulnerability is the function DevmemValidateFlags of the file devicemem_server.c. 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 DevmemValidateFlags of devicemem_server.c , there is a possible out of bounds write due to memory corruption. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

The advisory is shared at source.android.com. This vulnerability is known as CVE-2024-43077 since 08/05/2024. The exploitation appears to be easy. An attack has to be approached locally. Technical details are known, but no exploit is available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 01/04/2025).

Applying a patch is able to eliminate this problem.

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

Productinfo

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.8
CNA Vector (google_android): 🔍

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: 🔍

Timelineinfo

08/05/2024 🔍
01/03/2025 +151 days 🔍
01/03/2025 +0 days 🔍
01/04/2025 +1 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: source.android.com
Status: Confirmed

CVE: CVE-2024-43077 (🔍)
GCVE (CVE): GCVE-0-2024-43077
GCVE (VulDB): GCVE-100-290113
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 01/03/2025 06:00
Updated: 01/04/2025 04:59
Changes: 01/03/2025 06:00 (56), 01/04/2025 04:59 (12)
Complete: 🔍
Cache ID: 216::103

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

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