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QSN-8881-1: FreeType vulnerability
October 6, 2026
Summary
FreeType could be made to crash if it opened a specially crafted file.
Details
It was discovered that FreeType had a flaw in its CID font loader. An attacker could possibly use this issue to cause FreeType to consume excessive memory and CPU resources, leading to a denial of service.
Affected QuantaStor releases
| Release | Platform | Package | Exposure | Shipped version | Fixed version | Status |
|---|---|---|---|---|---|---|
| 6.9.1.001 | Ubuntu 22.04 LTS | libfreetype6 | Internally-facing | 2.11.1+dfsg-1ubuntu0.4 | 2.11.1+dfsg-1ubuntu0.4 | Fixed in this release |
| 6.9.0.464 | Ubuntu 22.04 LTS | libfreetype6 | Internally-facing | 2.11.1+dfsg-1ubuntu0.4 | 2.11.1+dfsg-1ubuntu0.4 | Fixed in this release |
| 6.8.6.015 | Ubuntu 22.04 LTS | libfreetype6 | Internally-facing | 2.11.1+dfsg-1ubuntu0.3 | 2.11.1+dfsg-1ubuntu0.4 | Fixed by QuantaStor security update |
| 6.8.5.018 | Ubuntu 22.04 LTS | libfreetype6 | Internally-facing | 2.11.1+dfsg-1ubuntu0.3 | 2.11.1+dfsg-1ubuntu0.4 | Fixed by QuantaStor security update |
| 6.8.4.038 | Ubuntu 22.04 LTS | libfreetype6 | Internally-facing | 2.11.1+dfsg-1ubuntu0.3 | 2.11.1+dfsg-1ubuntu0.4 | Fixed by QuantaStor security update |
| 6.8.3.018 | Ubuntu 22.04 LTS | libfreetype6 | Internally-facing | 2.11.1+dfsg-1ubuntu0.3 | 2.11.1+dfsg-1ubuntu0.4 | Fixed by QuantaStor security update |
| 6.8.2.002 | Ubuntu 22.04 LTS | libfreetype6 | Internally-facing | 2.11.1+dfsg-1ubuntu0.3 | 2.11.1+dfsg-1ubuntu0.4 | Fixed by QuantaStor security update |
| 6.8.1.007 | Ubuntu 22.04 LTS | libfreetype6 | Internally-facing | 2.11.1+dfsg-1ubuntu0.3 | 2.11.1+dfsg-1ubuntu0.4 | Fixed by QuantaStor security update |
| 6.8.0.205 | Ubuntu 22.04 LTS | libfreetype6 | Internally-facing | 2.11.1+dfsg-1ubuntu0.3 | 2.11.1+dfsg-1ubuntu0.4 | Fixed by QuantaStor security update |
Internally-facing: only accessible when logged into the QuantaStor console/ssh as the qadmin administrative sudo user; generally lower priority. Externally-facing: part of a service the storage platform presents on the network (or the kernel), so potentially reachable over the network.
CVEs
References
https://ubuntu.com/security/notices/USN-8881-1
https://nvd.nist.gov/vuln/detail/CVE-2026-95512
Update
Fixes marked Fixed by QuantaStor security update are applied by upgrading QuantaStor with security patches included (Upgrade Manager). Fixed package versions:
| Platform | Package | Version |
|---|---|---|
| Ubuntu 22.04 LTS | freetype | 2.11.1+dfsg-1ubuntu0.4 |
| Ubuntu 24.04 LTS | freetype | 2.13.2+dfsg-1ubuntu0.2 |
| resolute | freetype | 2.14.2+dfsg-1ubuntu0.2 |