cve/2017/CVE-2017-5436.md

CVE-2017-5436

Description

An out-of-bounds write in the Graphite 2 library triggered with a maliciously crafted Graphite font. This results in a potentially exploitable crash. This issue was fixed in the Graphite 2 library as well as Mozilla products. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.

POC

Reference

• https://bugzilla.mozilla.org/show_bug.cgi?id=1345461
• https://www.mozilla.org/security/advisories/mfsa2017-12/

Github

No PoCs found on GitHub currently.