NULL Pointer Dereference Affecting bpftool package, versions <0:3.10.0-1160.el7


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.07% (35th percentile)

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  • Snyk IDSNYK-RHEL7-BPFTOOL-1529811
  • published26 Jul 2021
  • disclosed9 Sept 2019

Introduced: 9 Sep 2019

CVE-2019-16233  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade RHEL:7 bpftool to version 0:3.10.0-1160.el7 or higher.
This issue was patched in RHSA-2020:4060.

NVD Description

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

drivers/scsi/qla2xxx/qla_os.c in the Linux kernel 5.2.14 does not check the alloc_workqueue return value, leading to a NULL pointer dereference.

CVSS Scores

version 3.1