cve/2017/CVE-2017-17725.md

CVE-2017-17725

Description

In Exiv2 0.26, there is an integer overflow leading to a heap-based buffer over-read in the Exiv2::getULong function in types.cpp. Remote attackers can exploit the vulnerability to cause a denial of service via a crafted image file. Note that this vulnerability is different from CVE-2017-14864, which is an invalid memory address dereference.

POC

Reference

• https://bugzilla.redhat.com/show_bug.cgi?id=1525055
• https://github.com/Exiv2/exiv2/issues/188

Github

• https://github.com/andir/nixos-issue-db-example