Integer overflow in the get_data function in zipimport.c in CPython (aka Python) before 2.7.12, 3.x before 3.4.5, and 3.5.x before 3.5.2 allows remote attackers to have unspecified impact via a negative data size value, which triggers a heap-based buffer overflow.
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00040.html
http://rhn.redhat.com/errata/RHSA-2016-2586.html
https://lists.debian.org/debian-lts-announce/2019/02/msg00011.html
https://security.gentoo.org/glsa/201701-18
http://www.openwall.com/lists/oss-security/2016/06/15/15
http://www.openwall.com/lists/oss-security/2016/06/16/1
http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html