Linux Kernel up to 5.1.16 USB Device sound/usb/line6/pcm.c null pointer dereference
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
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3.4 | $0-$5k | 0.00 |
A vulnerability, which was classified as problematic, has been found in Linux Kernel up to 5.1.16 (Operating System). Affected by this issue is an unknown functionality of the file sound/usb/line6/pcm.c of the component USB Device Handler. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to 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. Impacted is availability. CVE summarizes:
An issue was discovered in the Linux kernel before 5.1.17. There is a NULL pointer dereference caused by a malicious USB device in the sound/usb/line6/pcm.c driver.
The weakness was published 08/19/2019 (Website). The advisory is available at lists.debian.org. This vulnerability is handled as CVE-2019-15221 since 08/19/2019. Local access is required to approach this attack. No form of authentication is required for exploitation. Technical details are known, but there is no available exploit.
Upgrading to version 5.1.17 eliminates this vulnerability.
Similar entries are available at 138837, 138838, 138839 and 138853.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
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CVSSv3
VulDB Meta Base Score: 3.5VulDB 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: 🔍
CVSSv2
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VulDB Base Score: 🔍
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Exploiting
Class: Null pointer dereferenceCWE: CWE-476 / CWE-404
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 Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: Kernel 5.1.17
Patch: git.kernel.org
Timeline
08/19/2019 🔍08/19/2019 🔍
08/20/2019 🔍
11/26/2023 🔍
Sources
Vendor: kernel.orgAdvisory: USN-4115-1
Status: Not defined
Confirmation: 🔍
CVE: CVE-2019-15221 (🔍)
See also: 🔍
Entry
Created: 08/20/2019 07:15Updated: 11/26/2023 17:10
Changes: 08/20/2019 07:15 (59), 07/31/2020 16:53 (2), 11/26/2023 17:10 (5)
Complete: 🔍
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