Resource Exhaustion Affecting bpftool package, versions <0:4.18.0-240.el8


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.29% (69th percentile)

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  • Snyk IDSNYK-RHEL8-BPFTOOL-1446502
  • published26 Jul 2021
  • disclosed27 Nov 2019

Introduced: 27 Nov 2019

CVE-2019-18809  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade RHEL:8 bpftool to version 0:4.18.0-240.el8 or higher.
This issue was patched in RHSA-2020:4431.

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:8 relevant fixed versions and status.

A memory leak in the af9005_identify_state() function in drivers/media/usb/dvb-usb/af9005.c in the Linux kernel through 5.3.9 allows attackers to cause a denial of service (memory consumption), aka CID-2289adbfa559.

CVSS Scores

version 3.1