Out-of-bounds Write Affecting bpftool package, versions <0:3.10.0-1160.el7


Severity

Recommended
0.0
high
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
3.89% (93rd percentile)

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  • Snyk IDSNYK-CENTOS7-BPFTOOL-2173110
  • published26 Jul 2021
  • disclosed9 Jun 2020

Introduced: 9 Jun 2020

CVE-2020-14305  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade Centos:7 bpftool to version 0:3.10.0-1160.el7 or higher.

NVD Description

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

An out-of-bounds memory write flaw was found in how the Linux kernel’s Voice Over IP H.323 connection tracking functionality handled connections on ipv6 port 1720. This flaw allows an unauthenticated remote user to crash the system, causing a denial of service. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

CVSS Scores

version 3.1