Description
The (1) cf2_initLocalRegionBuffer and (2) cf2_initGlobalRegionBuffer functions in cff/cf2ft.c in FreeType before 2.5.3 do not properly check if a subroutine exists, which allows remote attackers to cause a denial of service (assertion failure), as demonstrated by a crafted ttf file.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | freetype | 2.5.2-1.1 | — |
| Debian 13 | freetype | 2.5.2-1.1 | — |
| Debian 12 | freetype | 2.5.2-1.1 | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLE Micro 6.0 | freetype2 | 2.13.3-1.1 | SUSE-SU-2025:20204-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | freetype2 | 2.7-1.1 | openSUSE-SU-2024:10438-1 |
Advisories 3
- SUSE-SU-2025:20204-1 Security update for freetype2 SUSE / openSUSE Security Updates · Mar 23, 2026
- openSUSE-SU-2024:10438-1 freetype2-devel-2.7-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- WID-SEC-2025-1232 FreeType: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jun 3, 2025