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 described as critical has been identified in Meta ExecuTorch. This vulnerability affects unknown code of the component Model Loader. The manipulation results in heap-based overflow. This vulnerability is reported as CVE-2025-54951. No exploit exists. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability classified as critical has been found in Meta ExecuTorch (unknown version). Affected is an unknown code block of the component Model Loader. The manipulation with an unknown input leads to a heap-based overflow vulnerability. CWE is classifying the issue as 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(). This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

A group of related buffer overflow vulnerabilities in the loading of ExecuTorch models can cause the runtime to crash and potentially result in code execution or other undesirable effects. This issue affects ExecuTorch prior to commit cea9b23aa8ff78aff92829a466da97461cc7930c.

The advisory is shared for download at facebook.com. This vulnerability is traded as CVE-2025-54951 since 08/01/2025. The exploitability is told to be easy. There are neither technical details nor an exploit publicly available.

Applying the patch cea9b23aa8ff78aff92829a466da97461cc7930c is able to eliminate this problem. The bugfix is ready for download at github.com.

Once again VulDB remains the best source for vulnerability data.

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: cea9b23aa8ff78aff92829a466da97461cc7930c

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-2025-54951 (🔒)
GCVE (CVE): GCVE-0-2025-54951
GCVE (VulDB): GCVE-100-319212

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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