EIP-2026-103507

PRE-CVE

Graphite2 - GlyphCache::Loader Heap Overreads

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-103507. PoCs published by Google Security Research.

AI-analyzed exploit summary This exploit demonstrates heap-based buffer overflows in Graphite2's GlyphCache, triggered by a malformed font file. The PoC crashes the gr2FontTest utility via out-of-bounds reads in Loader::Loader and Loader::read_glyph functions.

Description

Graphite2 - GlyphCache::Loader Heap Overreads

Exploits (1)

exploitdb WORKING POC VERIFIED
by Google Security Research · textdosmultiple
https://www.exploit-db.com/exploits/39860

This exploit demonstrates heap-based buffer overflows in Graphite2's GlyphCache, triggered by a malformed font file. The PoC crashes the gr2FontTest utility via out-of-bounds reads in Loader::Loader and Loader::read_glyph functions.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Moderate
Reliability
Reliable
Target: Graphite2 (git trunk)
No auth needed
Prerequisites: malformed font file · access to execute gr2FontTest
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026