Null Pointer Dereference in ggml-org Whisper.cpp Affects Local Environments
CVE-2026-10298

4.8MEDIUM

Key Information:

Vendor

Ggml-org

Vendor
CVE Published:
1 June 2026

Badges

๐Ÿ‘พ Exploit Exists๐ŸŸก Public PoC

What is CVE-2026-10298?

A security flaw has been identified in ggml-org's whisper.cpp, specifically in the function whisper_model_load found in the file ggml/src/ggml.c. This vulnerability leads to a null pointer dereference, which can be exploited by malicious actors if they have local access to the system. Although the project was notified early through an issue report, the issue remains unaddressed, making systems running affected versions susceptible to attack. As the exploit has been made public, immediate attention is recommended to mitigate potential security risks.

Affected Version(s)

whisper.cpp 1.8.0

whisper.cpp 1.8.1

whisper.cpp 1.8.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

References

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
Low
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • ๐ŸŸก

    Public PoC available

  • ๐Ÿ‘พ

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

m00dy (VulDB User)
VulDB CNA Team
.