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Llama Cpp CVE-2024-41130

MEDIUM
NULL Pointer Dereference (CWE-476)
2024-07-22 security-advisories@github.com
6.5
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A10:2025 - Mishandling of Exceptional Conditions
ASVS 5.0
V16 - Security Logging and Error Handling Null pointer safety, defensive checks
MITRE ATT&CK

1 technique across 1 tactic: Impact

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 6.5 (MEDIUM). Attack characteristics: network attack vector, low complexity, no privileges required, user interaction required.

Exploit ScenarioDerived

A remote attacker could crash the application by dereferencing a null pointer by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
Patch available 0.3% exploitation probability (EPSS)

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AnalysisAI

llama.cpp provides LLM inference in C/C++. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This NULL Pointer Dereference vulnerability could allow attackers to crash the application by dereferencing a null pointer.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Check pointers before dereferencing. Use static analysis tools to detect null pointer paths.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as NULL Pointer Dereference (CWE-476), which allows attackers to crash the application by dereferencing a null pointer. llama.cpp provides LLM inference in C/C++. Prior to b3427, llama.cpp contains a null pointer dereference in gguf_init_from_file. This vulnerability is fixed in b3427. Affected products include: Ggml Llama.Cpp.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 6.5 MEDIUM
AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

DescriptionNVD

llama.cpp provides LLM inference in C/C++. Prior to b3427, llama.cpp contains a null pointer dereference in gguf_init_from_file. This vulnerability is fixed in b3427.

Threat Intelligence Overview

EPSS Score
0.3%
Top 74% exploitable
Data Quality
3 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 0.3%
Patch available Yes
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

32
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +32
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

A null pointer dereference occurs when a program attempts to access memory through a pointer that has been set to NULL (address 0x0).

Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.

Affected Products (CPE)NVD

cpe:2.3:a:ggml:llama.cpp:*:*:*:*:*:*:*:*
CVE-2024-42479 CRITICAL POC
10.0 Aug 12

Arbitrary memory write in llama.cpp's RPC server allows remote unauthenticated attackers to corrupt arbitrary memory add

CVE-2024-21802 HIGH POC
8.8 Feb 26

Remote code execution in llama.cpp (commit 18c2e17) is possible when a user opens a malicious .gguf model file, triggeri

CVE-2026-21869 HIGH POC
8.8 Jan 08

Llama.cpp server endpoints fail to validate the n_discard parameter from JSON input, allowing negative values that trigg

CVE-2024-21825 HIGH POC
8.8 Feb 26

Remote code execution in llama.cpp (commit 18c2e17) is possible when a victim loads a malicious .gguf model file, trigge

CVE-2024-23605 HIGH POC
8.8 Feb 26

Remote code execution in llama.cpp (GGUF library) allows attackers to achieve arbitrary code execution by tricking a use

CVE-2024-23496 HIGH POC
8.8 Feb 26

Remote code execution in llama.cpp (commit 18c2e17) occurs when the GGUF library's gguf_fread_str function parses a mali

CVE-2024-21836 HIGH POC
8.8 Feb 26

Heap-based buffer overflow in llama.cpp's GGUF library header parser (commit 18c2e17) enables code execution when a vict

CVE-2025-52566 HIGH POC
8.6 Jun 24

CVE-2025-52566 is a signed vs. unsigned integer overflow vulnerability in llama.cpp's tokenizer (llama_vocab::tokenize f

CVE-2026-34159 CRITICAL
9.8 Apr 01

Remote code execution in llama.cpp RPC backend allows unauthenticated attackers with TCP access to achieve arbitrary mem

CVE-2024-42478 MEDIUM POC
5.3 Aug 12

llama.cpp provides LLM inference in C/C++. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable,

CVE-2026-43629 CRITICAL
9.2 Aug 06

Heap buffer overflow in llama.cpp's server KV cache state-restore path (builds b4882 through b9058) lets an attacker who

CVE-2026-118375 CRITICAL
9.2 Oct 28

Stack-based out-of-bounds write in llama.cpp's ggml-rpc RDMA receive path (builds b8841 through b11865) lets unauthentic

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