Integer Overflow or Wraparound Affecting libx11 package, versions <2:1.6.4-3+deb9u2


0.0
medium

Snyk CVSS

    Attack Complexity Low
    Privileges Required High
    Confidentiality High
    Integrity High
    Availability High

    Threat Intelligence

    EPSS 0.05% (18th percentile)
Expand this section
NVD
6.7 medium
Expand this section
SUSE
6.7 medium
Expand this section
Red Hat
6.7 medium

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk ID SNYK-DEBIAN9-LIBX11-597126
  • published 31 Jul 2020
  • disclosed 5 Aug 2020

How to fix?

Upgrade Debian:9 libx11 to version 2:1.6.4-3+deb9u2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libx11 package and not the libx11 package as distributed by Debian. See How to fix? for Debian:9 relevant fixed versions and status.

An integer overflow leading to a heap-buffer overflow was found in The X Input Method (XIM) client was implemented in libX11 before version 1.6.10. As per upstream this is security relevant when setuid programs call XIM client functions while running with elevated privileges. No such programs are shipped with Red Hat Enterprise Linux.