NULL Pointer Dereference Affecting kernel-debug package, versions <0:4.18.0-193.el8


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.13% (48th percentile)

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  • Snyk IDSNYK-ORACLE8-KERNELDEBUG-2555846
  • published10 Apr 2022
  • disclosed19 Aug 2019

Introduced: 19 Aug 2019

CVE-2019-15221  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade Oracle:8 kernel-debug to version 0:4.18.0-193.el8 or higher.
This issue was patched in ELSA-2020-1769.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-debug package and not the kernel-debug package as distributed by Oracle. See How to fix? for Oracle:8 relevant fixed versions and status.

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.

CVSS Scores

version 3.1