FontForge 20190801 has a use-after-free in SFD_GetFontMetaData in sfd.c.
Priority MEDIUM 43CWE-416Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Partial Red Hat: 5 fixed, 1 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-416 and the CVSS impact.
Summary
FontForge 20190801 has a use-after-free in SFD_GetFontMetaData in sfd.c.
Why it matters now
EPSS 0.02478 84th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Partial Red Hat: 2 advisoriesRed Hat: 5 fixed, 1 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:fontforge:fontforge:20190801:*:*:*:*:*:*:* | 20190801 | Vulnerable | FontForge |
| cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:* | 31 | Vulnerable | Fedoraproject |
| cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* | 15.1 | Vulnerable | openSUSE |
- cpe:2.3:a:fontforge:fontforge:20190801:*:*:*:*:*:*:* Versions 20190801 Vulnerable ·FontForge
- cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:* Versions 31 Vulnerable ·Fedoraproject
- cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* Versions 15.1 Vulnerable ·openSUSE
Remediation
Red Hat 2 advisories
- RHSA-2020:3966 Released 2020-09-29 · Red Hat rating Moderatefontforge security update
- Red Hat Enterprise Linux Client Optional (v. 7) fontforge-20120731b-13.el7, fontforge-devel-20120731b-13.el7
- Red Hat Enterprise Linux ComputeNode Optional (v. 7) fontforge-20120731b-13.el7, fontforge-devel-20120731b-13.el7
- Red Hat Enterprise Linux Server Optional (v. 7) fontforge-20120731b-13.el7, fontforge-20120731b-13.el7.ppc, fontforge-devel-20120731b-13.el7 +1
- Red Hat Enterprise Linux Workstation Optional (v. 7) fontforge-20120731b-13.el7, fontforge-devel-20120731b-13.el7
- RHSA-2020:1921 Released 2020-04-28 · Red Hat rating Moderatefontforge security update
- Red Hat CodeReady Linux Builder (v. 8) fontforge-20170731-14.el8
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Out of support scope |
| Red Hat CodeReady Linux Builder (v. 8) | Fixed | RHSA-2020:1921 |
| Red Hat Enterprise Linux Client Optional (v. 7) | Fixed | RHSA-2020:3966 |
| Red Hat Enterprise Linux ComputeNode Optional (v. 7) | Fixed | RHSA-2020:3966 |
| Red Hat Enterprise Linux Server Optional (v. 7) | Fixed | RHSA-2020:3966 |
| Red Hat Enterprise Linux Workstation Optional (v. 7) | Fixed | RHSA-2020:3966 |
Timeline
- 2026-10-02 Threatist record created from CVE-2020-5395
- 2026-10-03 Alias added: GHSA-hjq7-xwrq-jpwv
References
Sources
- CVE-2020-5395 · CVE Program
- CVE-2020-5395 · NVD
- FIRST EPSS
- GHSA-hjq7-xwrq-jpwv · GitHub Advisory Database · CC BY 4.0
- CVE-2020-5395 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences