NVIDIA Tegra Kernel Driver up to R28.2 ARM System Memory Management Unit unusual condition

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.5$0-$5k0.00

Summaryinfo

A vulnerability was found in NVIDIA Tegra Kernel Driver up to R28.2 and classified as problematic. Affected by this issue is some unknown functionality of the component ARM System Memory Management Unit. Executing a manipulation can lead to unusual condition. The identification of this vulnerability is CVE-2019-5673. The attack can only be executed locally. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in NVIDIA Tegra Kernel Driver up to R28.2 (Hardware Driver Software). This vulnerability affects an unknown code of the component ARM System Memory Management Unit. The manipulation with an unknown input leads to a unusual condition vulnerability. The CWE definition for the vulnerability is CWE-754. The product does not check or incorrectly checks for unusual or exceptional conditions that are not expected to occur frequently during day to day operation of the product. As an impact it is known to affect availability. CVE summarizes:

NVIDIA Tegra kernel driver contains a vulnerability in the ARM System Memory Management Unit (SMMU) where an improper check for a fault condition causes transactions to be discarded, which may lead to denial of service. The updates apply to all versions prior to and including R28.3.

The bug was discovered 04/02/2019. The weakness was shared 04/11/2019 (Website). The advisory is available at nvidia.custhelp.com. This vulnerability was named CVE-2019-5673 since 01/07/2019. The exploitation appears to be easy. Local access is required to approach this attack. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available.

The vulnerability was handled as a non-public zero-day exploit for at least 9 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version R28.3 eliminates this vulnerability.

The entries VDB-99310, VDB-109409, VDB-130874 and VDB-130875 are related to this item. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.7
VulDB Meta Temp Score: 4.6

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Unusual condition
CWE: CWE-754
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Tegra Kernel Driver R28.3

Timelineinfo

01/07/2019 🔍
04/02/2019 +85 days 🔍
04/11/2019 +9 days 🔍
04/11/2019 +0 days 🔍
05/29/2020 +414 days 🔍

Sourcesinfo

Vendor: nvidia.com

Advisory: nvidia.custhelp.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-5673 (🔍)
GCVE (CVE): GCVE-0-2019-5673
GCVE (VulDB): GCVE-100-133354
See also: 🔍

Entryinfo

Created: 04/11/2019 21:09
Updated: 05/29/2020 09:52
Changes: 04/11/2019 21:09 (59), 05/29/2020 09:52 (2)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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