Linux Kernel up to 5.1.7 USB Device sound/usb/line6/driver.c null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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3.4$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Linux Kernel up to 5.1.7. Impacted is an unknown function of the file sound/usb/line6/driver.c of the component USB Device Handler. Executing a manipulation can lead to null pointer dereference. This vulnerability is tracked as CVE-2019-15223. The physical device can be targeted for the attack. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability has been found in Linux Kernel up to 5.1.7 (Operating System) and classified as problematic. This vulnerability affects an unknown part of the file sound/usb/line6/driver.c of the component USB Device Handler. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. As an impact it is known to affect availability. CVE summarizes:

An issue was discovered in the Linux kernel before 5.1.8. There is a NULL pointer dereference caused by a malicious USB device in the sound/usb/line6/driver.c driver.

The weakness was disclosed 08/19/2019 (Website). The advisory is shared for download at openwall.com. This vulnerability was named CVE-2019-15223 since 08/19/2019. 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.

Upgrading to version 5.1.8 eliminates this vulnerability.

The entries VDB-138837, VDB-138838, VDB-138839 and VDB-138853 are pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

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Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4

VulDB Base Score: 2.4
VulDB Temp Score: 2.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.6
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
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: Kernel 5.1.8
Patch: git.kernel.org

Timelineinfo

08/19/2019 🔍
08/19/2019 +0 days 🔍
08/20/2019 +1 days 🔍
11/27/2023 +1560 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: USN-4147-1
Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-15223 (🔍)
GCVE (CVE): GCVE-0-2019-15223
GCVE (VulDB): GCVE-100-140332
See also: 🔍

Entryinfo

Created: 08/20/2019 07:18
Updated: 11/27/2023 07:17
Changes: 08/20/2019 07:18 (59), 07/31/2020 16:59 (2), 11/27/2023 07:17 (5)
Complete: 🔍
Cache ID: 216::103

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