Meta ExecuTorch Model Loader heap-based overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Meta ExecuTorch. Impacted is an unknown function of the component Model Loader. Such manipulation leads to heap-based overflow. This vulnerability is traded as CVE-2025-54949. There is no exploit available. It is best practice to apply a patch to resolve this issue.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Meta ExecuTorch (version unknown). Affected by this issue is an unknown function of the component Model Loader. The manipulation with an unknown input leads to a heap-based overflow vulnerability. Using CWE to declare the problem leads to CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). Impacted is confidentiality, integrity, and availability. CVE summarizes:

A heap buffer overflow vulnerability in the loading of ExecuTorch models can potentially result in code execution or other undesirable effects. This issue affects ExecuTorch prior to commit ede82493dae6d2d43f8c424e7be4721abe5242be

The advisory is available at facebook.com. This vulnerability is handled as CVE-2025-54949 since 08/01/2025. The exploitation is known to be easy. The technical details are unknown and an exploit is not available.

Applying the patch ede82493dae6d2d43f8c424e7be4721abe5242be is able to eliminate this problem. The bugfix is ready for download at github.com.

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Productinfo

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
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: Heap-based overflow
CWE: CWE-122 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Partially

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: ede82493dae6d2d43f8c424e7be4721abe5242be

Timelineinfo

08/01/2025 CVE reserved
08/08/2025 +7 days Advisory disclosed
08/08/2025 +0 days VulDB entry created
08/09/2025 +1 days VulDB entry last update

Sourcesinfo

Advisory: facebook.com
Status: Confirmed

CVE: CVE-2025-54949 (🔒)
GCVE (CVE): GCVE-0-2025-54949
GCVE (VulDB): GCVE-100-319214

Entryinfo

Created: 08/08/2025 07:49
Updated: 08/09/2025 02:23
Changes: 08/08/2025 07:49 (55), 08/09/2025 02:23 (1)
Complete: 🔍
Cache ID: 216::103

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