CVE-2024-21802: llama.cpp Heap Overflow — Exploit

Description

A heap-based buffer overflow vulnerability exists in the GGUF library info->ne functionality of llama.cpp Commit 18c2e17. A specially crafted .gguf file can lead to code execution. An attacker can provide a malicious file to trigger this vulnerability.

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CVSS v3.1 Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-122 CWE-122

CWE-787 Out-of-bounds Write

Affected Products

Vendor	Product	Versions
ggml	llama.cpp	< 2024-01-09

References

Exploits

https://talosintelligence.com/vulnerability_reports/TALOS-2024-1914 https://talosintelligence.com/vulnerability_reports/TALOS-2024-1914 https://www.talosintelligence.com/vulnerability_reports/TALOS-2024-1914

Frequently Asked Questions

What is CVE-2024-21802? +

A heap-based buffer overflow vulnerability exists in the GGUF library info->ne functionality of llama.cpp Commit 18c2e17. A specially crafted .gguf file can lead to code execution. An attacker can provide a malicious file to trigger this vulnerability. It has a CVSS v3.1 base score of 8.8 (HIGH).

How severe is CVE-2024-21802? +

CVE-2024-21802 has a CVSS v3.1 score of 8.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2024-21802? +

CVE-2024-21802 affects products from ggml, specifically: llama.cpp. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-21802? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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