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Insufficient Entropy Affecting libXfont2 package, versions <0:2.0.1-2.el7

Severity

 Recommended
0.0
medium
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-CENTOS7-LIBXFONT2-2086020
  • published26 Jul 2021
  • disclosed28 Feb 2017
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Introduced: 28 Feb 2017

CVE-2017-2626  (opens in a new tab)
CWE-331  (opens in a new tab)

How to fix?

Upgrade Centos:7 libXfont2 to version 0:2.0.1-2.el7 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libXfont2 package and not the libXfont2 package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

It was discovered that libICE before 1.0.9-8 used a weak entropy to generate keys. A local attacker could potentially use this flaw for session hijacking using the information available from the process list.