ArchLinux: 201707-27: lib32-expat: denial of service
Summary
- CVE-2016-9063 (denial of service)
An integer overflow vulnerability has been discovered during the
parsing of XML using the Expat library.
- CVE-2017-9233 (denial of service)
An external entity infinite loop issue has been found in Expat < 2.2.1,
leading to a denial of service.
Resolution
Upgrade to 2.2.2-1.
# pacman -Syu "lib32-expat>=2.2.2-1"
The problems have been fixed upstream in version 2.2.2.
References
https://www.mozilla.org/en-US/security/advisories/mfsa2016-89/#CVE-2016-9063 https://github.com/libexpat/libexpat/commit/d4f735b88d9932bd5039df2335eefdd0723dbe20 https://libexpat.github.io/doc/cve-2017-9233/ https://security.archlinux.org/CVE-2016-9063 https://security.archlinux.org/CVE-2017-9233
Workaround
None.