In libpng 1.6.34, a wrong calculation of row_factor in the png_check_chunk_length function (pngrutil.c) may trigger an integer overflow and resultant divide-by-zero while processing a crafted PNG file, leading to a denial of service.
www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
www.securityfocus.com/bid/105599
www.securitytracker.com/id/1041889
access.redhat.com/errata/RHSA-2018:3000
access.redhat.com/errata/RHSA-2018:3001
access.redhat.com/errata/RHSA-2018:3002
access.redhat.com/errata/RHSA-2018:3003
access.redhat.com/errata/RHSA-2018:3007
access.redhat.com/errata/RHSA-2018:3008
access.redhat.com/errata/RHSA-2018:3533
access.redhat.com/errata/RHSA-2018:3534
access.redhat.com/errata/RHSA-2018:3671
access.redhat.com/errata/RHSA-2018:3672
access.redhat.com/errata/RHSA-2018:3779
access.redhat.com/errata/RHSA-2018:3852
github.com/glennrp/libpng/commit/8a05766cb74af05c04c53e6c9d60c13fc4d59bf2
security.gentoo.org/glsa/201908-10
security.netapp.com/advisory/ntap-20181018-0001/
sourceforge.net/p/libpng/bugs/278/
usn.ubuntu.com/3712-1/