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Jetson Linux CVE-2021-1114

MEDIUM
Use After Free (CWE-416)
2021-08-11 psirt@nvidia.com
4.4
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
ASVS 5.0
V15 - Secure Coding and Architecture Memory lifecycle management
MITRE ATT&CK

2 techniques across 2 tactics: Execution, Privilege Escalation

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

Impact

CVSS score of 4.4 (MEDIUM). Attack characteristics: local attack vector, low complexity, high privileges required, no user interaction not required.

Exploit ScenarioDerived

A local attacker with access to the system could access freed memory to execute arbitrary code or crash the application.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.2% exploitation probability (EPSS)

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AnalysisAI

NVIDIA Linux kernel distributions contain a vulnerability in the kernel crypto node, where use after free may lead to complete denial of service. Rated medium severity (CVSS 4.4), this vulnerability is low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use smart pointers or garbage-collected languages. Set pointers to NULL after freeing. Enable memory sanitizers.

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 Use After Free (CWE-416), which allows attackers to access freed memory to execute arbitrary code or crash the application. NVIDIA Linux kernel distributions contain a vulnerability in the kernel crypto node, where use after free may lead to complete denial of service. Affected products include: Nvidia Jetson Linux.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 4.4 MEDIUM
AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

DescriptionNVD

NVIDIA Linux kernel distributions contain a vulnerability in the kernel crypto node, where use after free may lead to complete denial of service.

Threat Intelligence Overview

EPSS Score
0.2%
Top 87% exploitable
Data Quality
2 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 0.2%
Patch available No
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
Defer
Exploitation· derived
None
System Exposure· derived
Small
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

22
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +22
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Use-after-free vulnerabilities occur when a program continues to access memory through a pointer after that memory has been deallocated.

Memory corruption occurs when a program writes data beyond the boundaries of allocated memory regions or accesses memory in unintended ways, violating the integrity of the process's address space.

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

Affected Products (CPE)NVD

cpe:2.3:o:nvidia:jetson_linux:*:*:*:*:*:*:*:*
CVE-2024-0108 HIGH
8.8 Aug 08

NVIDIA Jetson Linux contains a vulnerability in NvGPU where error handling paths in GPU MMU mapping code fail to clean u

CVE-2022-42269 HIGH
7.9 Dec 30

NVIDIA Trusted OS contains a vulnerability in an SMC call handler, where failure to validate untrusted input may allow a

CVE-2022-42270 HIGH
7.8 Dec 30

NVIDIA distributions of Linux contain a vulnerability in nvdla_emu_task_submit, where unvalidated input may allow a loca

CVE-2021-1107 HIGH
7.8 Aug 11

NVIDIA Linux kernel distributions contain a vulnerability in nvmap NVMAP_IOC_WRITE* paths, where improper access control

CVE-2021-1106 HIGH
7.8 Aug 11

NVIDIA Linux kernel distributions contain a vulnerability in nvmap, where writes may be allowed to read-only buffers, wh

CVE-2021-34384 HIGH
7.8 Jun 30

Bootloader contains a vulnerability in NVIDIA MB2 where a potential heap overflow could cause memory corruption, which m

CVE-2021-34382 HIGH
7.8 Jun 30

Trusty TLK contains a vulnerability in the NVIDIA TLK kernel’s tz_map_shared_mem function where an integer overflow on t

CVE-2021-34381 HIGH
7.8 Jun 30

Trusty TLK contains a vulnerability in the NVIDIA TLK kernel function where a lack of checks allows the exploitation of

CVE-2021-34380 HIGH
7.8 Jun 30

Bootloader contains a vulnerability in NVIDIA MB2 where potential heap overflow might cause corruption of the heap metad

CVE-2021-34372 HIGH
7.8 Jun 22

Trusty (the trusted OS produced by NVIDIA for Jetson devices) driver contains a vulnerability in the NVIDIA OTE protocol

CVE-2021-34388 HIGH
7.8 Jun 21

Bootloader contains a vulnerability in NVIDIA TegraBoot where a potential heap overflow might allow an attacker to contr

CVE-2022-21819 HIGH
7.6 Mar 11

NVIDIA distributions of Jetson Linux contain a vulnerability where an error in the IOMMU configuration may allow an unpr

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