In types.cpp in Exiv2 0.26, a large size value may lead to a SIGABRT during an attempt at memory allocation for an Exiv2::Internal::PngChunk::zlibUncompress call.
Created exiv2 tracking bugs for this issue:
Affects: fedora-all [bug 1578661]
For RHEL 6 and 7 the code parts are in src/pngimage.cpp (not in src/pngchunk_int.cpp).
*** Bug 1579488 has been marked as a duplicate of this bug. ***
This issue has been addressed in the following products:
Red Hat Enterprise Linux 7
Via RHSA-2019:2101 https://access.redhat.com/errata/RHSA-2019:2101
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):