Samsung Devices libsthmbc.so out-of-bounds write

CVSS Meta Temp Score
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Samsung Devices. It has been declared as critical. This affects an unknown function of the file libsthmbc.so. Such manipulation leads to out-of-bounds write. This vulnerability is documented as CVE-2025-20890. The attack can be executed remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Samsung Devices (version now known) and classified as critical. Affected by this issue is some unknown processing of the file libsthmbc.so. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. Using CWE to declare the problem leads to CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Out-of-bounds write in decoding frame buffer in libsthmbc.so prior to SMR Jan-2025 Release 1 allows local attackers to execute arbitrary code with privilege. User interaction is required for triggering this vulnerability.

The advisory is available at security.samsungmobile.com. This vulnerability is handled as CVE-2025-20890 since 11/06/2024. The exploitation is known to be difficult. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit.

Upgrading eliminates this vulnerability.

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Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 7.0
CNA Vector (SamsungMobile): 🔍

CVSSv2info

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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: Yes

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/06/2024 🔍
02/04/2025 +90 days 🔍
02/04/2025 +0 days 🔍
02/12/2025 +8 days 🔍

Sourcesinfo

Vendor: samsung.com

Advisory: security.samsungmobile.com
Status: Confirmed

CVE: CVE-2025-20890 (🔍)
GCVE (CVE): GCVE-0-2025-20890
GCVE (VulDB): GCVE-100-294566

Entryinfo

Created: 02/04/2025 08:59
Updated: 02/12/2025 15:54
Changes: 02/04/2025 08:59 (62), 02/06/2025 02:07 (3), 02/12/2025 15:54 (12)
Complete: 🔍
Cache ID: 216::103

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