NULL Pointer Dereference Affecting kernel-uek-devel package, versions <0:4.1.12-124.43.4.el7uek


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.06% (30th percentile)

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  • Snyk IDSNYK-ORACLE7-KERNELUEKDEVEL-2574481
  • published10 Apr 2022
  • disclosed25 Dec 2019

Introduced: 25 Dec 2019

CVE-2019-19965  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade Oracle:7 kernel-uek-devel to version 0:4.1.12-124.43.4.el7uek or higher.
This issue was patched in ELSA-2020-5866.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-uek-devel package and not the kernel-uek-devel package as distributed by Oracle. See How to fix? for Oracle:7 relevant fixed versions and status.

In the Linux kernel through 5.4.6, there is a NULL pointer dereference in drivers/scsi/libsas/sas_discover.c because of mishandling of port disconnection during discovery, related to a PHY down race condition, aka CID-f70267f379b5.

CVSS Scores

version 3.1