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.
Published 2019-08-19 22:15:12
Updated 2023-11-09 14:44:34
Source MITRE
View at NVD,   CVE.org
Vulnerability category: Memory Corruption

Exploit prediction scoring system (EPSS) score for CVE-2019-15221

Probability of exploitation activity in the next 30 days: 0.10%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 40 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2019-15221

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
4.9
MEDIUM AV:L/AC:L/Au:N/C:N/I:N/A:C
3.9
6.9
NIST
4.6
MEDIUM CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
0.9
3.6
NIST

CWE ids for CVE-2019-15221

  • 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.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2019-15221

Products affected by CVE-2019-15221

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