Linux Kernel up to 5.1.7 USB Device sisusb.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 was found in Linux Kernel up to 5.1.7. It has been declared as problematic. Affected by this issue is some unknown functionality of the file drivers/usb/misc/sisusbvga/sisusb.c of the component USB Device Handler. The manipulation results in null pointer dereference. This vulnerability was named CVE-2019-15219. An attack on the physical device is feasible. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in Linux Kernel up to 5.1.7 (Operating System). Affected is some unknown processing of the file drivers/usb/misc/sisusbvga/sisusb.c of the component USB Device Handler. The manipulation with an unknown input leads to a null pointer dereference vulnerability. CWE is classifying the issue as 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. This is going to have an impact on 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 drivers/usb/misc/sisusbvga/sisusb.c driver.

The weakness was presented 08/19/2019 (Website). The advisory is shared for download at lists.debian.org. This vulnerability is traded as CVE-2019-15219 since 08/19/2019. The attack needs to be approached locally. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available.

Upgrading to version 5.1.8 eliminates this vulnerability.

See VDB-138837, VDB-138838, VDB-138839 and VDB-138853 for similar entries. VulDB is the best source for vulnerability data and more expert information about this specific topic.

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 🔍
11/26/2023 +1559 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: DLA 1919-1
Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-15219 (🔍)
GCVE (CVE): GCVE-0-2019-15219
GCVE (VulDB): GCVE-100-140328
See also: 🔍

Entryinfo

Created: 08/20/2019 07:14
Updated: 11/26/2023 16:55
Changes: 08/20/2019 07:14 (59), 07/31/2020 16:47 (2), 11/26/2023 16:55 (5)
Complete: 🔍
Cache ID: 216::103

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