Linux Kernel up to 5.2.1 USB Device gtco.c parse_hid_report_descriptor HID Report out-of-bounds write

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.3	$5k-$25k	0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Linux Kernel up to 5.2.1. The impacted element is the function parse_hid_report_descriptor of the file drivers/input/tablet/gtco.c of the component USB Device Handler. Executing a manipulation as part of HID Report can lead to out-of-bounds write. The identification of this vulnerability is CVE-2019-13631. The attack can only be executed locally. There is no exploit available.

Detailsinfo

A vulnerability has been found in Linux Kernel up to 5.2.1 (Operating System) and classified as critical. This vulnerability affects the function parse_hid_report_descriptor of the file drivers/input/tablet/gtco.c of the component USB Device Handler. The manipulation as part of a HID Report leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

In parse_hid_report_descriptor in drivers/input/tablet/gtco.c in the Linux kernel through 5.2.1, a malicious USB device can send an HID report that triggers an out-of-bounds write during generation of debugging messages.

The weakness was shared 07/17/2019 (Website). The advisory is shared for download at securityfocus.com. This vulnerability was named CVE-2019-13631 since 07/17/2019. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 10/18/2026).

The vulnerability scanner Nessus provides a plugin with the ID 366954 (CentOS Linux 8.5 [TuxCare] Security Update: bpftool / kernel / kernel-core / kernel-cross-headers / etc Multiple Vulnerabilities (CENTOS8.5:CLSA-2024:1719933179)), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (366954). The entries VDB-136926, VDB-137405 and VDB-137406 are related to this item. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Operating System

Vendor

Linux

Name

Kernel

Version

License

open-source

Website

Vendor: https://www.kernel.org/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.9
VulDB Temp Score: 5.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.8
NVD Vector: 🔍

CVSSv2info

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
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Nessus ID: 366954
Nessus Name: CentOS Linux 8.5 [TuxCare] Security Update: bpftool / kernel / kernel-core / kernel-cross-headers / etc Multiple Vulnerabilities (CENTOS8.5:CLSA-2024:1719933179)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/17/2019 🔍
07/17/2019 +0 days 🔍
07/17/2019 +0 days 🔍
10/18/2026 +2650 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: 154059⛔
Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-13631 (🔍)
GCVE (CVE): GCVE-0-2019-13631
GCVE (VulDB): GCVE-100-138244
SecurityFocus: 109291

See also: 🔍

Entryinfo

Created: 07/17/2019 22:57
Updated: 10/18/2026 15:19
Changes: 07/17/2019 22:57 (59), 07/07/2020 21:24 (2), 11/01/2023 10:05 (4), 11/01/2023 10:11 (1), 10/18/2026 15:19 (16)
Complete: 🔍
Cache ID: 216::103