Linux Kernel up to 5.2.9 USB Device flexcop-usb.c flexcop_usb_probe null pointer dereference

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3.5$0-$5k0.00

A vulnerability was found in Linux Kernel up to 5.2.9 (Operating System) and classified as problematic. This issue affects the function flexcop_usb_probe of the file drivers/media/usb/b2c2/flexcop-usb.c of the component USB Device Handler. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-476. Impacted is availability. The summary by CVE is:

An issue was discovered in the Linux kernel through 5.2.9. There is a NULL pointer dereference caused by a malicious USB device in the flexcop_usb_probe function in the drivers/media/usb/b2c2/flexcop-usb.c driver.

The weakness was published 08/20/2019 (oss-sec). The advisory is shared at openwall.com. The identification of this vulnerability is CVE-2019-15291 since 08/20/2019. An attack has to be approached locally. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available.

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

Similar entries are available at 138837, 138838, 138839 and 138853.

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

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

NVD Base Score: 4.6
NVD Vector: 🔍

CVSSv2infoedit

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VulDB Base Score: 🔍
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VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfoedit

Class: Denial of service (CWE-476)
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfoedit

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Countermeasuresinfoedit

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfoedit

08/20/2019 🔍
08/20/2019 +0 days 🔍
08/21/2019 +1 days 🔍
08/01/2020 +346 days 🔍

Sourcesinfoedit

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

Advisory: openwall.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-15291 (🔍)
See also: 🔍

Entryinfoedit

Created: 08/21/2019 07:19 AM
Updated: 08/01/2020 01:02 PM
Changes: (1) advisory_confirm_url
Complete: 🔍

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