Red Hat Security Advisory: expat security update

Fixed packages 4

Vulnerabilities 2

• High 7.5
  CVE-2018-20843

  In libexpat in Expat before 2.2.7, XML input including XML names that contain a large number of colons could make the X…

  insighttoolkit4 expat swish-e matanza Debian Ubuntu Alpine
  Jun 24, 2019
• Medium 6.5
  CVE-2019-15903

  In libexpat before 2.2.8, crafted XML input could fool the parser into changing from DTD parsing to document parsing to…

  chromium-browser thunderbird firefox thunderbird Debian Ubuntu Alpine
  Sep 4, 2019

References

• article
  https://access.redhat.com/security/updates/classification/#moderate
• article
  https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.3_release_notes/
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=1723723
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=1752592
• advisory
  https://security.access.redhat.com/data/csaf/v2/advisories/2020/rhsa-2020_4484.json
• report
  https://access.redhat.com/security/cve/CVE-2018-20843
• advisory
  https://www.cve.org/CVERecord?id=CVE-2018-20843
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2018-20843
• article
  https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=931031
• report
  https://access.redhat.com/security/cve/CVE-2019-15903
• advisory
  https://www.cve.org/CVERecord?id=CVE-2019-15903
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2019-15903