Linux Kernel up to 5.3.10 USB Device mcba_usb.c use after free

CVSS Meta Temp Score
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CTI Interest Score
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4.3$0-$5k0.00

A vulnerability, which was classified as critical, has been found in Linux Kernel up to 5.3.10 (Operating System). This issue affects some unknown processing of the file drivers/net/can/usb/mcba_usb.c of the component USB Device Handler. The manipulation with an unknown input leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

In the Linux kernel before 5.3.11, there is a use-after-free bug that can be caused by a malicious USB device in the drivers/net/can/usb/mcba_usb.c driver, aka CID-4d6636498c41.

The weakness was released 12/03/2019 (oss-sec). The advisory is shared at openwall.com. The identification of this vulnerability is CVE-2019-19529 since 12/03/2019. 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.

Upgrading to version 5.3.11 eliminates this vulnerability.

Productinfo

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License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.6
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

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 5.3.11
Patch: git.kernel.org

Timelineinfo

12/03/2019 🔍
12/03/2019 +0 days 🔍
12/04/2019 +1 days 🔍
03/07/2024 +1555 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: USN-4225-1
Status: Not defined

CVE: CVE-2019-19529 (🔍)

Entryinfo

Created: 12/04/2019 09:57 AM
Updated: 03/07/2024 07:12 AM
Changes: 12/04/2019 09:57 AM (42), 12/04/2019 10:02 AM (18), 03/07/2024 07:12 AM (5)
Complete: 🔍
Cache ID: 34:839:40

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