CVE-2026-110605

MEDIUM
MEDIUM Priority: 0.02 BB Relevance: 39/100
Published: 2026-10-14 Modified: 2026-10-26 First seen: 2026-10-29 Status: active

Attack Surface

Low Complexity No Auth

CVSS Vector Breakdown

AV: Local
AC: Low
PR: None
UI: Passive
AT: None
VC: None
VI: None
VA: High

Description

libschrift through 0.10.2 contains a divide by zero vulnerability that allows attackers to crash applications by supplying a font with unitsPerEm of 0 in the head table. Attackers can provide a crafted TrueType font whose NaN glyph coordinates bypass clip_points(), causing an out-of-bounds raster read in draw_line() during sft_render() and crashing the process.

Weakness Classification (1)

Bug Bounty Relevance

39 / 100
✓ No authentication
✓ Low complexity

CVSS Score

6.8 / 10.0 v4.0
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

EPSS — Exploitation Probability

0.28%
Raw Score 0.002780
Percentile 20.2%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00278
2026-10-28
0.00278

Intelligence Sources

mitre ref →
nvd ref →